feat: added Linux Native games support

Signed-off-by: Boris Yumankulov <boria138@altlinux.org>

.gitea/workflows/build.yml

@@ -31,24 +31,9 @@ jobs:
       image: archlinux:base-devel
       options: --privileged --device /dev/fuse
     steps:
-      - name: Configure Arch mirrors
+      - name: Configure Arch mirror
         run: |
-          if curl -fL --connect-timeout 10 --max-time 20 \
-            https://cdn.lenuma.ru/archlinux-mirror/core/os/x86_64/core.db -o /dev/null; then
-            echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
-          elif curl -fL --retry 2 --connect-timeout 10 --max-time 60 \
-            https://github.com/westandskif/rate-mirrors/releases/download/v0.33.0/rate-mirrors-v0.33.0-x86_64-unknown-linux-musl.tar.gz \
-            -o /tmp/rate-mirrors.tar.gz &&
-            echo 'e0ffb221649b7e1ce6b67ffaabe7cfd2b619c8bf8d6971e07ff9507d4e19a4b3  /tmp/rate-mirrors.tar.gz' | sha256sum -c - &&
-            tar -xzf /tmp/rate-mirrors.tar.gz -C /tmp --strip-components=1 \
-              rate-mirrors-v0.33.0-x86_64-unknown-linux-musl/rate_mirrors &&
-            timeout --kill-after=5s 120s /tmp/rate_mirrors --allow-root --protocol=https --disable-untested-fallback \
-              --save=/tmp/arch-mirrorlist arch --max-delay=21600 &&
-            grep -q '^Server = https://' /tmp/arch-mirrorlist; then
-            install -m 644 /tmp/arch-mirrorlist /etc/pacman.d/mirrorlist
-          else
-            echo '::warning::Mirror ranking failed; keeping the original Arch mirrorlist'
-          fi
+          echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
           sed -i -E 's/^#?[[:space:]]*ParallelDownloads[[:space:]]*=.*/ParallelDownloads = 5/' /etc/pacman.conf
 
       - name: Prepare container
@@ -89,24 +74,9 @@ jobs:
       image: archlinux:base-devel
 
     steps:
-      - name: Configure Arch mirrors
+      - name: Configure Arch mirror
         run: |
-          if curl -fL --connect-timeout 10 --max-time 20 \
-            https://cdn.lenuma.ru/archlinux-mirror/core/os/x86_64/core.db -o /dev/null; then
-            echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
-          elif curl -fL --retry 2 --connect-timeout 10 --max-time 60 \
-            https://github.com/westandskif/rate-mirrors/releases/download/v0.33.0/rate-mirrors-v0.33.0-x86_64-unknown-linux-musl.tar.gz \
-            -o /tmp/rate-mirrors.tar.gz &&
-            echo 'e0ffb221649b7e1ce6b67ffaabe7cfd2b619c8bf8d6971e07ff9507d4e19a4b3  /tmp/rate-mirrors.tar.gz' | sha256sum -c - &&
-            tar -xzf /tmp/rate-mirrors.tar.gz -C /tmp --strip-components=1 \
-              rate-mirrors-v0.33.0-x86_64-unknown-linux-musl/rate_mirrors &&
-            timeout --kill-after=5s 120s /tmp/rate_mirrors --allow-root --protocol=https --disable-untested-fallback \
-              --save=/tmp/arch-mirrorlist arch --max-delay=21600 &&
-            grep -q '^Server = https://' /tmp/arch-mirrorlist; then
-            install -m 644 /tmp/arch-mirrorlist /etc/pacman.d/mirrorlist
-          else
-            echo '::warning::Mirror ranking failed; keeping the original Arch mirrorlist'
-          fi
+          echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
           sed -i -E 's/^#?[[:space:]]*ParallelDownloads[[:space:]]*=.*/ParallelDownloads = 5/' /etc/pacman.conf
 
       - name: Prepare container

.gitea/workflows/code-check.yml

@@ -24,24 +24,9 @@ jobs:
     container:
       image: archlinux:base-devel@sha256:3cbf69d2d5958d6a294f3722c5668e6187c4df8e00fa27f72352f0bf83e495e1
     steps:
-      - name: Configure Arch mirrors
+      - name: Configure Arch mirror
         run: |
-          if curl -fL --connect-timeout 10 --max-time 20 \
-            https://cdn.lenuma.ru/archlinux-mirror/core/os/x86_64/core.db -o /dev/null; then
-            echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
-          elif curl -fL --retry 2 --connect-timeout 10 --max-time 60 \
-            https://github.com/westandskif/rate-mirrors/releases/download/v0.33.0/rate-mirrors-v0.33.0-x86_64-unknown-linux-musl.tar.gz \
-            -o /tmp/rate-mirrors.tar.gz &&
-            echo 'e0ffb221649b7e1ce6b67ffaabe7cfd2b619c8bf8d6971e07ff9507d4e19a4b3  /tmp/rate-mirrors.tar.gz' | sha256sum -c - &&
-            tar -xzf /tmp/rate-mirrors.tar.gz -C /tmp --strip-components=1 \
-              rate-mirrors-v0.33.0-x86_64-unknown-linux-musl/rate_mirrors &&
-            timeout --kill-after=5s 120s /tmp/rate_mirrors --allow-root --protocol=https --disable-untested-fallback \
-              --save=/tmp/arch-mirrorlist arch --max-delay=21600 &&
-            grep -q '^Server = https://' /tmp/arch-mirrorlist; then
-            install -m 644 /tmp/arch-mirrorlist /etc/pacman.d/mirrorlist
-          else
-            echo '::warning::Mirror ranking failed; keeping the original Arch mirrorlist'
-          fi
+          echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
           sed -i -E 's/^#?[[:space:]]*ParallelDownloads[[:space:]]*=.*/ParallelDownloads = 5/' /etc/pacman.conf
 
       - name: Install CI dependencies

.gitea/workflows/package-build.yml

@@ -83,24 +83,9 @@ jobs:
       image: archlinux:base-devel@sha256:3cbf69d2d5958d6a294f3722c5668e6187c4df8e00fa27f72352f0bf83e495e1
       options: --privileged --device /dev/fuse
     steps:
-      - name: Configure Arch mirrors
+      - name: Configure Arch mirror
         run: |
-          if curl -fL --connect-timeout 10 --max-time 20 \
-            https://cdn.lenuma.ru/archlinux-mirror/core/os/x86_64/core.db -o /dev/null; then
-            echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
-          elif curl -fL --retry 2 --connect-timeout 10 --max-time 60 \
-            https://github.com/westandskif/rate-mirrors/releases/download/v0.33.0/rate-mirrors-v0.33.0-x86_64-unknown-linux-musl.tar.gz \
-            -o /tmp/rate-mirrors.tar.gz &&
-            echo 'e0ffb221649b7e1ce6b67ffaabe7cfd2b619c8bf8d6971e07ff9507d4e19a4b3  /tmp/rate-mirrors.tar.gz' | sha256sum -c - &&
-            tar -xzf /tmp/rate-mirrors.tar.gz -C /tmp --strip-components=1 \
-              rate-mirrors-v0.33.0-x86_64-unknown-linux-musl/rate_mirrors &&
-            timeout --kill-after=5s 120s /tmp/rate_mirrors --allow-root --protocol=https --disable-untested-fallback \
-              --save=/tmp/arch-mirrorlist arch --max-delay=21600 &&
-            grep -q '^Server = https://' /tmp/arch-mirrorlist; then
-            install -m 644 /tmp/arch-mirrorlist /etc/pacman.d/mirrorlist
-          else
-            echo '::warning::Mirror ranking failed; keeping the original Arch mirrorlist'
-          fi
+          echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
           sed -i -E 's/^#?[[:space:]]*ParallelDownloads[[:space:]]*=.*/ParallelDownloads = 5/' /etc/pacman.conf
 
       - name: Prepare container
@@ -213,24 +198,9 @@ jobs:
       image: archlinux:base-devel@sha256:3cbf69d2d5958d6a294f3722c5668e6187c4df8e00fa27f72352f0bf83e495e1
 
     steps:
-      - name: Configure Arch mirrors
+      - name: Configure Arch mirror
         run: |
-          if curl -fL --connect-timeout 10 --max-time 20 \
-            https://cdn.lenuma.ru/archlinux-mirror/core/os/x86_64/core.db -o /dev/null; then
-            echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
-          elif curl -fL --retry 2 --connect-timeout 10 --max-time 60 \
-            https://github.com/westandskif/rate-mirrors/releases/download/v0.33.0/rate-mirrors-v0.33.0-x86_64-unknown-linux-musl.tar.gz \
-            -o /tmp/rate-mirrors.tar.gz &&
-            echo 'e0ffb221649b7e1ce6b67ffaabe7cfd2b619c8bf8d6971e07ff9507d4e19a4b3  /tmp/rate-mirrors.tar.gz' | sha256sum -c - &&
-            tar -xzf /tmp/rate-mirrors.tar.gz -C /tmp --strip-components=1 \
-              rate-mirrors-v0.33.0-x86_64-unknown-linux-musl/rate_mirrors &&
-            timeout --kill-after=5s 120s /tmp/rate_mirrors --allow-root --protocol=https --disable-untested-fallback \
-              --save=/tmp/arch-mirrorlist arch --max-delay=21600 &&
-            grep -q '^Server = https://' /tmp/arch-mirrorlist; then
-            install -m 644 /tmp/arch-mirrorlist /etc/pacman.d/mirrorlist
-          else
-            echo '::warning::Mirror ranking failed; keeping the original Arch mirrorlist'
-          fi
+          echo 'Server = https://cdn.lenuma.ru/archlinux-mirror/$repo/os/$arch' > /etc/pacman.d/mirrorlist
           sed -i -E 's/^#?[[:space:]]*ParallelDownloads[[:space:]]*=.*/ParallelDownloads = 5/' /etc/pacman.conf
 
       - name: Prepare container

CHANGELOG.md

@@ -36,7 +36,6 @@
 - Обновлён перевод на Португальский (Бразилия) `https://translate.codeberg.org/projects/portprotonqt/portprotonqt/pt_BR/`
 - Обновлён перевод на Русский `https://translate.codeberg.org/projects/portprotonqt/portprotonqt/ru/`
 - Обновлён перевод на Немецкий `https://translate.codeberg.org/projects/portprotonqt/portprotonqt/de/`
-- Обновлён перевод на Китайский (упрощённый) `https://translate.codeberg.org/projects/portprotonqt/portprotonqt/zh_Hans/`
 
 ### Fixed
 
@@ -59,14 +58,12 @@
 - В меню системного трея при запуске игры с `--silent` добавлены отсутствовавшие действия приостановки и возобновления игры
 - Исправлена гонка при запуске игры с `--silent`
 - Исправлено обрезание значений в избранных настройках
-- При выключенной опции «Fix video in game» больше не блокируется создание DXGI Device Manager в Wine/Proton
 
 ### Contributors
 - @Dervart
 - @adem4ik
 - @rogerio-mattos
 - @Rubin13
-- @iodnoorov
 
 ---
 

build-aux/share/portproton/scripts/functions_helper

@@ -2999,7 +2999,7 @@ start_portproton () {
 
     if [[ "${PW_FIX_VIDEO_IN_GAME}" == 1 ]]
     then export WINE_DO_NOT_CREATE_DXGI_DEVICE_MANAGER="1"
-    else unset WINE_DO_NOT_CREATE_DXGI_DEVICE_MANAGER
+    else export WINE_DO_NOT_CREATE_DXGI_DEVICE_MANAGER="0"
     fi
 
     if [[ -f "$PATH_TO_GAME/MangoHud.conf" ]] ; then

dev-scripts/generate-completions.sh

@@ -84,8 +84,8 @@ _portprotonqt() {
         '--clear-cache[Clear PortProtonQt cache and exit]'
         '--reset-settings[Reset PortProtonQt settings and exit]'
         '--ppqtos[Show the system tab]'
-        '--silent[Launch .exe file without GUI]'
-        '--log[Enable PortProton logging]'
+        '--silent[Launch Windows file or native game in tray]'
+        '--log[Enable game logging]'
         '--restore-prefix[Restore prefix from .ppack backup]:PPACK file:_files -g "*.ppack"'
         '--create-backup[Create prefix backup]:PREFIX: :BACKUP_DIR:_files -/'
         '(-h --help)'{-h,--help}'[Show help message]'
@@ -120,8 +120,8 @@ complete -c portprotonqt -l raw -d "Print compact JSON"
 complete -c portprotonqt -l clear-cache -d "Clear PortProtonQt cache and exit"
 complete -c portprotonqt -l reset-settings -d "Reset PortProtonQt settings and exit"
 complete -c portprotonqt -l ppqtos -d "Show the system tab"
-complete -c portprotonqt -l silent -d "Launch .exe file without GUI"
-complete -c portprotonqt -l log -d "Enable PortProton logging"
+complete -c portprotonqt -l silent -d "Launch Windows file or native game in tray"
+complete -c portprotonqt -l log -d "Enable game logging"
 complete -c portprotonqt -l restore-prefix -d "Restore prefix from .ppack backup" -r -a "(__fish_complete_suffix .ppack)"
 complete -c portprotonqt -l create-backup -d "Create prefix backup" -r
 complete -c portprotonqt -s h -l help -d "Show help message"

portprotonqt/app.py

@@ -25,6 +25,7 @@ from PySide6.QtGui import QIcon
 from portprotonqt.config import (
     consume_download_counter_skip,
     display_config,
+    find_game_by_exe,
     get_portproton_start_command,
     get_portproton_location,
     save_portdata_path_to_config,
@@ -33,6 +34,7 @@ from portprotonqt.config import (
     window_config,
 )
 from portprotonqt.logger import get_logger, setup_logger
+from portprotonqt.native_games import NATIVE_URI_PREFIX, create_native_desktop_file
 from portprotonqt.cli import (
     parse_args,
     is_portproton_url,
@@ -271,6 +273,17 @@ def main():
     app.setApplicationVersion(__app_version__)
 
     args = parsed_args
+    native_launch_uri = None
+    if args.file_or_url and args.file_or_url.startswith(NATIVE_URI_PREFIX):
+        native_launch_uri = args.file_or_url
+    elif args.file_or_url and not is_launch_file(args.file_or_url):
+        target = normalize_launch_path(args.file_or_url)
+        if os.path.isfile(target) and os.access(target, os.X_OK) and not is_autoinstall_file(target) and not is_prefix_backup_file(target):
+            entry = find_game_by_exe(target)
+            name = entry.get("Name", os.path.basename(target)) if entry is not None else os.path.basename(target)
+            result = create_native_desktop_file(target, name)
+            if result and os.path.isfile(result[1]):
+                native_launch_uri = NATIVE_URI_PREFIX + result[1]
     setup_logger(args.debug_level)
     logger = get_logger(__name__)
     if consume_download_counter_skip():
@@ -302,6 +315,9 @@ def main():
     elif is_restore_prefix_request(args):
         restore_prefix_path = normalize_launch_path(args.file_or_url)
         ipc_message = f"restore:{quote(restore_prefix_path, safe='')}"
+    elif native_launch_uri:
+        launch_action = "silent" if is_silent_launch and not args.log else "log" if args.log else "open"
+        ipc_message = f"{launch_action}:{quote(native_launch_uri, safe='')}"
     elif args.file_or_url and is_launch_file(args.file_or_url):
         launch_action = "silent" if is_silent_launch and not args.log else "log" if args.log else "open"
         ipc_message = f"{launch_action}:{normalize_launch_path(args.file_or_url)}"
@@ -399,7 +415,7 @@ def main():
             logger.warning("Failed to persist PORT_DATA_PATH in PortProtonQt config")
 
     # Check if we have a portproton:// URL or launch file to handle
-    if args.file_or_url and not restore_prefix_path and not gog_launch_uri and not egs_launch_uri:
+    if args.file_or_url and not restore_prefix_path and not gog_launch_uri and not egs_launch_uri and not native_launch_uri:
         if is_portproton_url(args.file_or_url):
             # Parse the portproton:// URL to get the full download URL
             download_url = parse_portproton_url(args.file_or_url)
@@ -484,7 +500,7 @@ def main():
 
     launch_path = exe_path or autoinstall_path
     silent_game_request = is_silent_launch and not args.log and bool(
-        exe_path or gog_launch_uri or egs_launch_uri
+        exe_path or gog_launch_uri or egs_launch_uri or native_launch_uri
     )
     window = MainWindow(app_name=__app_name__, version=version, launch_exe=launch_path, resolution=window_resolution, show_system_tab=args.ppqtos)
     window.silent_launch_mode = silent_game_request
@@ -494,9 +510,9 @@ def main():
         window.tray_manager.set_minimal_mode()
 
     def open_store_game_card(source: str, app_id: str, log_mode: bool = False) -> None:
-        exec_line = f"{source}://launch/{app_id}"
+        exec_line = NATIVE_URI_PREFIX + app_id if source == "native" else f"{source}://launch/{app_id}"
         if log_mode:
-            window._pending_log_exe = getattr(window, f"{source}_api").get_launch_target(app_id)
+            window._pending_log_exe = exec_line if source == "native" else getattr(window, f"{source}_api").get_launch_target(app_id)
 
         def open_card(games: list[tuple]) -> None:
             game = next((item for item in games if item[5] == exec_line), None)
@@ -510,7 +526,7 @@ def main():
                 "anticheat_status": game[9], "playtime_seconds": game[11],
                 "game_source": game[12], "anticheat_slug": game[13],
                 "ppdb_id": game[14], "ppdb_rating": game[15],
-                "protondb_appid": game[16],
+                "protondb_appid": game[16] if len(game) > 16 else "",
             })
 
         loader = getattr(window, f"_load_{source}_games_async")
@@ -538,6 +554,12 @@ def main():
             restart_target = target
             app.quit()
             return
+        if target.startswith(NATIVE_URI_PREFIX):
+            if silent and not log_mode:
+                window.toggleGame(target)
+            else:
+                open_store_game_card("native", target.removeprefix(NATIVE_URI_PREFIX), log_mode)
+            return
         if is_launch_file(target):
             path = normalize_launch_path(target)
             if silent:
@@ -552,7 +574,11 @@ def main():
         open_store_game_card(source, app_id, log_mode)
 
     # Handle launch file if provided
-    if exe_path:
+    if native_launch_uri:
+        def handle_native_launch() -> None:
+            handle_game_request(native_launch_uri, is_silent_launch and not args.log, args.log)
+        QTimer.singleShot(0, handle_native_launch)
+    elif exe_path:
         # Defer the call until after the window is shown
         def handle_launch_exe() -> None:
             handle_game_request(exe_path, is_silent_launch and not args.log, args.log)
@@ -633,8 +659,8 @@ def main():
                             if launch_path and is_launch_file(launch_path):
                                 logger.info("Opening launch file via IPC: %s", launch_path)
                                 handle_game_request(launch_path, False, log_mode)
-                            elif log_mode and launch_path.startswith(("gog://launch/", "egs://launch/")):
-                                handle_game_request(unquote(launch_path), False, True)
+                            elif launch_path.startswith(NATIVE_URI_PREFIX) or (log_mode and launch_path.startswith(("gog://launch/", "egs://launch/"))):
+                                handle_game_request(unquote(launch_path), False, log_mode)
                             else:
                                 logger.warning("Invalid launch file via IPC: %s", launch_path)
                         elif msg.startswith("restore:"):

portprotonqt/cli.py

@@ -89,12 +89,12 @@ def parse_args():
     parser.add_argument(
         "--silent",
         action="store_true",
-        help="Launch supported Windows file in tray without showing the main window"
+        help="Launch supported Windows file or native game in tray without showing the main window"
     )
     parser.add_argument(
         "--log",
         action="store_true",
-        help="Enable PortProton logging for the launched Windows file"
+        help="Enable logging for the launched Windows file or native game"
     )
     parser.add_argument(
         "--restore-prefix",
@@ -111,7 +111,7 @@ def parse_args():
     parser.add_argument(
         'file_or_url',
         nargs='?',
-        help="Launch file path (.exe/.bat/.cmd/.msi/.reg/.iso/.mdf/.nrg) or portproton:// URL"
+        help="Launch file path (.exe/.bat/.cmd/.msi/.reg/.iso/.mdf/.nrg), native executable, or portproton:// URL"
     )
     if os.environ.get("STEAM_COMPAT") == "1" and "--" in sys.argv[1:]:
         separator_index = sys.argv.index("--")

portprotonqt/context_menu_manager.py

@@ -2,6 +2,8 @@ import os
 import glob
 import shutil
 import tempfile
+import configparser
+from pathlib import Path
 from typing import TYPE_CHECKING
 from PySide6.QtWidgets import QMessageBox, QDialog, QMenu, QLineEdit, QApplication, QVBoxLayout, QHBoxLayout, QLabel, QPushButton, QFrame
 from PySide6.QtCore import QUrl, QPoint, QObject, Signal, Qt, QStandardPaths, QTimer, QSize, QProcess, QThread
@@ -9,6 +11,7 @@ from PySide6.QtGui import QDesktopServices, QIcon, QKeySequence, QAction
 from portprotonqt.localization import _
 from portprotonqt.config import (
     create_desktop_file,
+    get_portproton_location,
     extract_exec_target_path,
     favorites_config,
     favorites_folders_config,
@@ -29,6 +32,7 @@ from portprotonqt.icon_extractor import generate_thumbnail
 from portprotonqt.dialogs import AddGameDialog
 from portprotonqt.dialogs.base import DraggableDialog
 from portprotonqt.theme_manager import ThemeManager
+from portprotonqt.native_games import NATIVE_URI_PREFIX, build_native_shortcut_command, quote_native_arguments
 from portprotonqt.logger import get_logger
 from portprotonqt.virtual_keyboard import VirtualKeyboard
 from portprotonqt.image_utils import COVER_IMAGE_EXTENSIONS
@@ -127,6 +131,8 @@ class ContextMenuManager:
         Returns:
             bool: True if the game is running, False otherwise.
         """
+        if game_card.game_source == "native":
+            return getattr(self.parent, "target_exe", None) == os.path.basename(game_card.exec_line.removeprefix("native://"))
         if game_card.game_source == "steam":
             return False
         exec_line = self._get_exec_line(game_card.name, game_card.exec_line)
@@ -731,6 +737,9 @@ class ContextMenuManager:
                 )
             )
 
+        if game_card.game_source == "native":
+            self._add_native_actions(menu, game_card)
+
         if game_card.game_source == "steam":
             desktop_dir = QStandardPaths.writableLocation(
                 QStandardPaths.StandardLocation.DesktopLocation
@@ -829,6 +838,96 @@ class ContextMenuManager:
 
             menu.popup(game_card.mapToGlobal(pos))
 
+    def _add_native_actions(self, menu: QMenu, card: "GameCard") -> None:
+        source = Path(card.exec_line.removeprefix(NATIVE_URI_PREFIX))
+        data = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+        managed = str(source.parent) == get_portproton_location() or source.parent == data / "PortProtonQt/native_games"
+        desktop = QStandardPaths.writableLocation(QStandardPaths.StandardLocation.DesktopLocation)
+        for directory, add_text, remove_text, icon in (
+            (desktop, _("Add to Desktop"), _("Remove from Desktop"), "desktop"),
+            (self._get_applications_dir() if managed else "", _("Add to Menu"), _("Remove from Menu"), "menu"),
+        ):
+            if not directory:
+                continue
+            exists = (Path(directory) / source.name).is_file()
+            action = menu.addAction(self._get_safe_icon("delete" if exists else icon), remove_text if exists else add_text)
+            action.triggered.connect(lambda _checked=False, target=directory: self._toggle_native_shortcut(card.exec_line, target))
+        if get_steam_home() is not None:
+            is_in_steam = is_game_in_steam(card.name)
+            action = menu.addAction(self._get_safe_icon("delete" if is_in_steam else "menu_steam"),
+                                    _("Remove from Steam") if is_in_steam else _("Add to Steam"))
+            action.triggered.connect(lambda: self.remove_from_steam(card.name, card.exec_line, "native")
+                                     if is_in_steam else self.add_to_steam(card.name, card.exec_line, card.cover_path))
+        action = menu.addAction(self._get_safe_icon("edit"), _("Edit Shortcut"))
+        action.triggered.connect(lambda: self._edit_native_shortcut(card))
+        if managed:
+            action = menu.addAction(self._get_safe_icon("delete"), _("Delete"))
+            action.triggered.connect(lambda: self.delete_game(card.name, card.exec_line))
+            action = menu.addAction(self._get_safe_icon("search"), _("Open Game Folder"))
+            action.triggered.connect(lambda: self.parent.detail_page_manager._open_executable_folder(card.exec_line))
+
+    def _toggle_native_shortcut(self, exec_line: str, directory: str) -> None:
+        source = Path(exec_line.removeprefix(NATIVE_URI_PREFIX))
+        target = Path(directory) / source.name
+        try:
+            if target.is_file():
+                if target == source:
+                    retained = Path(get_portproton_location() or source.parent) / source.name
+                    retained.parent.mkdir(parents=True, exist_ok=True)
+                    shutil.copyfile(source, retained)
+                target.unlink()
+            else:
+                parser = configparser.ConfigParser(interpolation=None, strict=False)
+                parser.optionxform = lambda optionstr: optionstr
+                parser.read_string(source.read_text(encoding="utf-8"))
+                command = quote_native_arguments([exec_line])
+                parser["Desktop Entry"]["Exec"] = build_native_shortcut_command(command)
+                for action, mode in (("RunSilent", "--silent"), ("RunLog", "--log")):
+                    section = f"Desktop Action {action}"
+                    if parser.has_section(section):
+                        parser[section]["Exec"] = build_native_shortcut_command(command, mode)
+                target.parent.mkdir(parents=True, exist_ok=True)
+                with target.open("w", encoding="utf-8") as output:
+                    parser.write(output, space_around_delimiters=False)
+                target.chmod(0o755)
+            if directory == self._get_applications_dir():
+                self._update_desktop_database()
+                self.parent.refreshGames()
+        except Exception as error:
+            logger.warning("Cannot update native shortcut: %s", error)
+            self.signals.show_warning_dialog.emit(_("Error"), str(error))
+
+    def _edit_native_shortcut(self, card: "GameCard") -> None:
+        source = card.exec_line.removeprefix(NATIVE_URI_PREFIX)
+        dialog = AddGameDialog(parent=self.parent, theme=self.theme, edit_mode=True,
+                               game_name=card.name, exe_path=source, cover_path=card.cover_path)
+        dialog.add_to_steam_checkbox.setChecked(is_game_in_steam(card.name))
+        if dialog.exec() != QDialog.DialogCode.Accepted:
+            return
+        name = dialog.nameEdit.text().strip()
+        if not name:
+            return
+        cover = dialog.coverEdit.text().strip()
+        if not os.path.isfile(cover) and dialog.last_cover_path:
+            cover = dialog.last_cover_path
+        try:
+            self._save_local_shortcut_name(source, name)
+            data = os.environ.get("XDG_DATA_HOME", os.path.expanduser("~/.local/share"))
+            directory = resolve_custom_data_dir(os.path.join(data, "PortProtonQt/custom_data"), source)
+            if os.path.isfile(cover) and Path(cover).suffix.lower() in COVER_IMAGE_EXTENSIONS:
+                target = Path(directory) / ("cover" + Path(cover).suffix.lower())
+                if os.path.abspath(cover) != str(target):
+                    self._remove_old_cover_files(directory)
+                    shutil.copyfile(cover, target)
+            if dialog.add_to_steam_checkbox.isChecked():
+                if not is_game_in_steam(card.name):
+                    self.add_to_steam(name, card.exec_line, cover)
+            elif is_game_in_steam(card.name):
+                self.remove_from_steam(card.name, card.exec_line, "native")
+            self.parent.refreshGames()
+        except OSError as error:
+            logger.warning("Cannot edit native metadata: %s", error)
+
     def _launch_game(self, game_card):
         """
         Launch or stop a game based on its current state.
@@ -836,6 +935,9 @@ class ContextMenuManager:
         Args:
             game_card: The GameCard instance containing game data.
         """
+        if game_card.game_source == "native":
+            self.parent.toggleGame(game_card.exec_line, game_name=game_card.name)
+            return
         if not self._check_portproton():
             return
 
@@ -996,6 +1098,9 @@ class ContextMenuManager:
 
     def _get_exec_line(self, game_name, exec_line):
         """Retrieve and validate exec_line from .desktop file if necessary."""
+        if exec_line and exec_line.startswith(NATIVE_URI_PREFIX):
+            entry = parse_desktop_entry(exec_line.removeprefix(NATIVE_URI_PREFIX))
+            return entry.get("Exec") if entry else None
         if exec_line and exec_line.strip() != "full":
             return exec_line
         desktop_path = self._get_desktop_path(game_name)
@@ -1127,6 +1232,20 @@ class ContextMenuManager:
 
     def _delete_game_without_confirm(self, game_name: str, exec_line: str) -> None:
         card_exec_line = exec_line
+        if exec_line.startswith(NATIVE_URI_PREFIX):
+            source = Path(exec_line.removeprefix(NATIVE_URI_PREFIX))
+            data = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+            desktop = QStandardPaths.writableLocation(QStandardPaths.StandardLocation.DesktopLocation)
+            paths = [str(source), str(data / "PortProtonQt/native_games" / source.name),
+                     str(Path(self._get_applications_dir()) / source.name)]
+            if desktop:
+                paths.append(str(Path(desktop) / source.name))
+            self._remove_installed_shortcuts(game_name, paths)
+            self._remove_statistics_entry(str(source), game_name)
+            self.game_library_manager.remove_game_incremental(game_name, exec_line)
+            for key in ("all", "native", "favorites"):
+                getattr(self.parent, "_loaded_library_cache", {}).pop(key, None)
+            return
         if not self._check_portproton():
             return
         desktop_path = self._get_desktop_path(game_name)
@@ -1754,10 +1873,11 @@ class ContextMenuManager:
         """
         if not self._check_portproton():
             return
-        exec_line = self._get_exec_line(game_name, exec_line)
+        if not exec_line or not exec_line.startswith(NATIVE_URI_PREFIX):
+            exec_line = self._get_exec_line(game_name, exec_line)
         if not exec_line:
             return
-        if not exec_line.startswith(("gog://launch/", "egs://launch/")):
+        if not exec_line.startswith((NATIVE_URI_PREFIX, "gog://launch/", "egs://launch/")):
             exe_path = self._parse_exe_path(exec_line, game_name)
             if not exe_path:
                 return
@@ -1812,11 +1932,11 @@ class ContextMenuManager:
                     _(message).format(game_name=game_name)
                 )
 
-        exec_line = self._get_exec_line(game_name, exec_line)
+        if not exec_line or not exec_line.startswith(NATIVE_URI_PREFIX):
+            exec_line = self._get_exec_line(game_name, exec_line)
         if not exec_line:
             return
-        exe_path = extract_exec_target_path(exec_line)
-        if not exe_path:
+        if not exec_line.startswith(NATIVE_URI_PREFIX) and not extract_exec_target_path(exec_line):
             return
         logger.debug("Removing game '%s' from Steam", game_name)
         try:

portprotonqt/debug_utils/debug_log_manager.py

@@ -6,6 +6,9 @@ import signal
 import subprocess
 import threading
 import time
+import tempfile
+import shutil
+from typing import IO
 
 from portprotonqt.logger import get_logger
 from portprotonqt.config import get_portproton_location
@@ -18,7 +21,7 @@ logger = get_logger(__name__)
 
 
 class DebugLogManager:
-    """Manages debug log creation with game launch and Wine output capture."""
+    """Manage debug logs for Wine and native game launches."""
 
     def __init__(self):
         self.process: subprocess.Popen | None = None
@@ -26,15 +29,19 @@ class DebugLogManager:
         self.start_command: list[str] | None = None
         self.wine_output: list[str] = []
         self.runtime_env: dict[str, str] | None = None
+        self.native_output: IO[str] | None = None
+        self.native_directory: str | None = None
         self.is_running = False
         self.output_queue = queue.Queue()
         self.output_thread = None
         self._stop_event = threading.Event()
 
     def start(self, exe_path: str, start_command: list[str]) -> bool:
-        """Start game with PW_LOG=1 and capture output."""
+        """Capture game output, enabling PW_LOG for PortProton launches."""
         if self.is_running:
             return False
+        if exe_path.startswith("native://"):
+            return self._start_native(exe_path)
 
         self.exe_path = exe_path
         self.start_command = start_command
@@ -86,6 +93,52 @@ class DebugLogManager:
             logger.error("Failed to start debug session: %s", e)
             return False
 
+    def _start_native(self, uri: str) -> bool:
+        from portprotonqt.native_games import get_native_launch
+
+        try:
+            command, directory = get_native_launch(uri.removeprefix("native://"))
+            self.native_output = tempfile.TemporaryFile(mode="w+", encoding="utf-8", errors="replace")
+            self.process = subprocess.Popen(
+                command, cwd=directory, stdout=self.native_output,
+                stderr=subprocess.STDOUT, start_new_session=True,
+            )
+        except Exception as error:
+            logger.error("Failed to start native debug session: %s", error)
+            if self.native_output is not None:
+                self.native_output.close()
+                self.native_output = None
+            return False
+        self.exe_path = uri.removeprefix("native://")
+        self.start_command = command
+        self.native_directory = directory
+        self.is_running = True
+        return True
+
+    def _save_native_log(self) -> str | None:
+        output = self.native_output
+        if output is None:
+            return None
+        from portprotonqt.native_games import load_native_settings, get_native_ppdb_path
+
+        try:
+            settings = load_native_settings(str(self.exe_path))
+            destination = get_native_ppdb_path(str(self.exe_path), settings).with_suffix(".log")
+            destination.parent.mkdir(parents=True, exist_ok=True)
+            output.seek(0)
+            with destination.open("w", encoding="utf-8") as log:
+                log.write(generate_system_info("native://" + str(self.exe_path), self.start_command))
+                log.write(f"\nCommand: {self.start_command!r}\nWorking directory: {self.native_directory}\n\n")
+                shutil.copyfileobj(output, log)
+            return str(destination)
+        except OSError as error:
+            logger.error("Failed to save native debug log: %s", error)
+            return None
+        finally:
+            output.close()
+            self.native_output = None
+            self.native_directory = None
+
     def _read_output(self):
         """Read output from subprocess in a separate thread."""
         if self.process and self.process.stdout:
@@ -98,19 +151,20 @@ class DebugLogManager:
                 logger.debug("Error reading output: %s", e)
 
     def stop(self) -> str | None:
-        """Stop game and save debug log with captured Wine output."""
-        self._capture_env_vars()
+        """Stop the game and save its diagnostic log."""
+        if self.native_output is None:
+            self._capture_env_vars()
         self._stop_event.set()
 
         if self.is_running and self.process:
             try:
-                os.killpg(os.getpgid(self.process.pid), signal.SIGTERM)
+                os.killpg(self.process.pid if self.native_output is not None else os.getpgid(self.process.pid), signal.SIGTERM)
 
                 try:
                     time.sleep(0.1)
 
                     if self.process.poll() is None:
-                        os.killpg(os.getpgid(self.process.pid), signal.SIGKILL)
+                        os.killpg(self.process.pid if self.native_output is not None else os.getpgid(self.process.pid), signal.SIGKILL)
                 except ProcessLookupError:
                     pass
             except Exception as e:
@@ -123,7 +177,7 @@ class DebugLogManager:
         except queue.Empty:
             pass
 
-        log_file = self._save_log()
+        log_file = self._save_native_log() if self.native_output is not None else self._save_log()
 
         if self.process and self.process.stdout:
             try:
@@ -146,7 +200,8 @@ class DebugLogManager:
             self.is_running = False
             return False
 
-        self._capture_env_vars()
+        if self.native_output is None:
+            self._capture_env_vars()
         return True
 
     def _capture_env_vars(self) -> None:

portprotonqt/debug_utils/system_info.py

@@ -290,7 +290,8 @@ def get_filesystem_info(exe_path: str | None, portproton_path: str) -> str:
         game_dir = os.path.dirname(exe_path)
         lines.append(f"Filesystem {game_dir} - {get_fs_type(game_dir)}")
 
-    lines.append(f"Filesystem {portproton_path} - {get_fs_type(portproton_path)}")
+    if portproton_path:
+        lines.append(f"Filesystem {portproton_path} - {get_fs_type(portproton_path)}")
 
     tmp_dir = f"/tmp/PortProton_{os.environ.get('USER', 'user')}"
     if os.path.exists(tmp_dir):
@@ -313,8 +314,17 @@ def generate_system_info(
         get_d3d_extras_status,
     )
 
-    portproton_path = get_portproton_location()
-    if not portproton_path:
+    from portprotonqt.native_games import load_native_settings, get_native_launch, get_native_ppdb_path
+
+    native = bool(exe_path and exe_path.startswith("native://"))
+    desktop_path = exe_path.removeprefix("native://") if native and exe_path else None
+    if desktop_path:
+        runtime_env = load_native_settings(desktop_path)
+        command, directory = get_native_launch(desktop_path)
+        exe_path = next((part for part in reversed(command)
+                         if os.path.isabs(part) and os.path.isfile(part) and os.access(part, os.X_OK)), directory)
+    portproton_path = get_portproton_location() or ""
+    if not portproton_path and not native:
         return "Error: PortProton location not found"
 
     lines = []
@@ -344,16 +354,17 @@ def generate_system_info(
     lines.append(get_libc_version())
     lines.append("-" * 61)
 
-    lines.append(get_vulkan_use_info(portproton_path, exe_path))
-    lines.append("-" * 61)
+    if not native:
+        lines.append(get_vulkan_use_info(portproton_path, exe_path))
+        lines.append("-" * 61)
 
-    lines.append("Version WINE in use:")
-    lines.append(get_wine_version(portproton_path, exe_path))
-    lines.append("-" * 61)
+        lines.append("Version WINE in use:")
+        lines.append(get_wine_version(portproton_path, exe_path))
+        lines.append("-" * 61)
 
-    lines.append("Program bit depth:")
-    lines.append(get_program_bit_depth(exe_path))
-    lines.append("-" * 61)
+        lines.append("Program bit depth:")
+        lines.append(get_program_bit_depth(exe_path))
+        lines.append("-" * 61)
 
     lines.append("Date and time of start debug for PortProton:")
     lines.append(datetime.now().strftime("%c %z"))
@@ -419,26 +430,28 @@ def generate_system_info(
         lines.append(locale_avail)
         lines.append("-" * 61)
 
-    lines.append(get_d3d_extras_status(portproton_path, exe_path))
-    lines.append("-" * 61)
-
-    prefix_name = get_prefix_name(exe_path)
-    winetricks_content = get_winetricks_log(portproton_path, prefix_name)
-    if winetricks_content:
-        lines.append("winetricks.log:")
-        lines.append(winetricks_content)
+    if not native:
+        lines.append(get_d3d_extras_status(portproton_path, exe_path))
         lines.append("-" * 61)
 
+        prefix_name = get_prefix_name(exe_path)
+        winetricks_content = get_winetricks_log(portproton_path, prefix_name)
+        if winetricks_content:
+            lines.append("winetricks.log:")
+            lines.append(winetricks_content)
+            lines.append("-" * 61)
+
     if exe_path:
-        ppdb_content = get_ppdb_content(exe_path, start_cmd)
+        ppdb_path = str(get_native_ppdb_path(desktop_path, runtime_env)).removesuffix(".ppdb") if desktop_path and runtime_env else exe_path
+        ppdb_content = get_file_content(ppdb_path + ".ppdb") if native else get_ppdb_content(exe_path, start_cmd)
         if ppdb_content:
-            lines.append(f"Use {exe_path}.ppdb db file:")
+            lines.append(f"Use {ppdb_path}.ppdb db file:")
             if ppdb_log_vars:
                 lines.append("\n".join(ppdb_log_vars))
             lines.append(ppdb_content)
             lines.append("-" * 61)
 
-    user_overrides = get_user_overrides(portproton_path)
+    user_overrides = "" if native else get_user_overrides(portproton_path)
     if user_overrides:
         lines.append(user_overrides)
         lines.append("-" * 61)

portprotonqt/detail_pages/__init__.py

@@ -19,6 +19,8 @@ from PySide6.QtWidgets import (
 from PySide6.QtCore import Qt, QUrl, QTimer, QProcess, QProcessEnvironment
 from PySide6.QtGui import QDesktopServices
 
+from portprotonqt.native_games import get_native_launch, load_native_settings
+
 from portprotonqt.detail_pages.widgets import (
     create_scroll_area,
     create_back_button,
@@ -655,7 +657,7 @@ class DetailPageManager:
             )
             buttons_layout.addWidget(open_folder_button)
         elif (
-            str(game_source).lower() not in {"gog", "egs"}
+            str(game_source).lower() not in {"gog", "egs", "native"}
             and not self._has_game_shortcut(game_name)
         ):
             add_button = self._make_action_button(
@@ -670,7 +672,24 @@ class DetailPageManager:
             buttons_layout.addWidget(add_button)
 
         # Show settings button for PortProton games or Steam games using PortProtonQt
-        if str(game_source).lower() == "portproton":
+        if source == "native":
+            settings_button = self._make_action_button(
+                _("Settings"), self.main_window.theme_manager.get_icon("settings", as_path=True),
+            )
+            settings_button.clicked.connect(lambda: self.main_window.open_native_settings(exec_line))
+            buttons_layout.addWidget(settings_button)
+            log_button = self._make_action_button(_("Create Log"), self.main_window.theme_manager.get_icon("edit", as_path=True))
+            log_button.clicked.connect(lambda: self.toggleDebugLog(exec_line, log_button))
+            buttons_layout.addWidget(log_button)
+            self._debug_log_button = log_button
+            data_home = os.environ.get("XDG_DATA_HOME", os.path.expanduser("~/.local/share"))
+            if os.path.dirname(exec_line.removeprefix("native://")) in (
+                getattr(self.main_window, "portproton_location", None), os.path.join(data_home, "PortProtonQt/native_games")
+            ):
+                folder_button = self._make_action_button(_("Open Folder"), self.main_window.theme_manager.get_icon("search", as_path=True))
+                folder_button.clicked.connect(lambda: self._open_executable_folder(exec_line))
+                buttons_layout.addWidget(folder_button)
+        elif str(game_source).lower() == "portproton":
             self._add_portproton_buttons(buttons_layout, exec_line)
         elif (
             source in {"gog", "egs"}
@@ -725,6 +744,8 @@ class DetailPageManager:
 
     def _get_current_exe(self, exec_line: str) -> str | None:
         """Extract current executable from exec line."""
+        if exec_line.startswith("native://"):
+            return os.path.basename(exec_line.removeprefix("native://"))
         file_to_check = extract_exec_target_path(exec_line)
         return os.path.basename(file_to_check) if file_to_check else None
 
@@ -822,9 +843,26 @@ class DetailPageManager:
 
     def _open_executable_folder(self, exe_path: str | None) -> None:
         """Open the folder containing an executable."""
-        if not exe_path or not os.path.exists(exe_path):
+        if not exe_path:
             return
-        folder_path = os.path.dirname(os.path.abspath(exe_path))
+        if exe_path.startswith("native://"):
+            try:
+                desktop_path = exe_path.removeprefix("native://")
+                settings = load_native_settings(desktop_path)
+                command, directory = get_native_launch(desktop_path)
+                executable = next((part for part in reversed(command)
+                                   if os.path.isabs(part) and os.path.isfile(part) and os.access(part, os.X_OK)), None)
+                folder_path = os.path.dirname(executable) if executable else settings.get("Path", "")
+                if not folder_path or not os.path.isdir(folder_path):
+                    raise ValueError("Game directory is not available")
+            except Exception as error:
+                logger.warning("Cannot resolve native game folder: %s", error)
+                QMessageBox.warning(self.main_window, _("Error"), str(error))
+                return
+        else:
+            if not os.path.exists(exe_path):
+                return
+            folder_path = os.path.dirname(os.path.abspath(exe_path))
         QDesktopServices.openUrl(QUrl.fromLocalFile(folder_path))
 
     def _has_game_shortcut(self, game_name: str) -> bool:
@@ -1454,14 +1492,15 @@ class DetailPageManager:
         """Start debug logging session."""
         if exe_path is None:
             return
-        resolved_exe_path = self.main_window.resolve_launch_file_path(exe_path)
+        native = exe_path.startswith("native://")
+        resolved_exe_path = exe_path if native else self.main_window.resolve_launch_file_path(exe_path)
         if resolved_exe_path is None:
             return
-        if not self.main_window._check_alt_i586_dependencies_before_launch():
+        if not native and not self.main_window._check_alt_i586_dependencies_before_launch():
             return
 
-        start_command = get_portproton_start_command()
-        if not start_command:
+        start_command = [] if native else get_portproton_start_command()
+        if start_command is None:
             return
 
         if self.debug_log_manager.start(resolved_exe_path, start_command):

portprotonqt/dialogs/base.py

@@ -10,7 +10,7 @@ from typing import Any, cast, TYPE_CHECKING
 from PySide6.QtGui import QIcon, QPixmap
 from PySide6.QtWidgets import (
     QDialog, QFormLayout, QHBoxLayout, QLabel, QVBoxLayout,
-    QProgressBar, QSizePolicy, QWidget, QCheckBox, QProgressDialog, QScrollArea, QLineEdit, QApplication
+    QProgressBar, QSizePolicy, QWidget, QCheckBox, QProgressDialog, QScrollArea, QLineEdit, QApplication, QMessageBox
 )
 from PySide6.QtCore import Qt, QObject, Signal, QTimer, QStandardPaths, QSize, QThread
 import psutil
@@ -31,6 +31,7 @@ from portprotonqt.config import (
     ui_config,
 )
 from portprotonqt.config.portproton import get_custom_icon_path, resolve_custom_data_dir
+from portprotonqt.native_games import create_native_desktop_file, is_native_executable
 from portprotonqt.logger import get_logger
 from portprotonqt.theme_manager import ThemeManager
 from portprotonqt.custom_widgets import AutoSizeButton
@@ -483,6 +484,9 @@ class AddGameDialog(DraggableDialog):
         self.add_to_steam_checkbox.setChecked(self._steam_shortcut_exists(current_name))
         self.add_to_menu_checkbox.setChecked(self._menu_shortcut_exists(current_name))
         self.add_to_desktop_checkbox.setChecked(self._desktop_shortcut_exists(current_name))
+        if not edit_mode and is_native_executable(self.exeEdit.text().strip()):
+            self.add_to_menu_checkbox.setChecked(True)
+            self.add_to_desktop_checkbox.setChecked(True)
 
         self.coverPreview = QLabel(self)
         self.coverPreview.setAlignment(Qt.AlignmentFlag.AlignCenter)
@@ -620,7 +624,10 @@ class AddGameDialog(DraggableDialog):
         try:
             from portprotonqt.dialogs.file_explorer import FileExplorer
             initial_path = os.path.dirname(self.last_exe_path) if self.last_exe_path and os.path.isfile(self.last_exe_path) else None
-            file_explorer = FileExplorer(self, file_filter=LAUNCH_FILE_EXTENSIONS, initial_path=initial_path)
+            def file_filter(path: str) -> bool:
+                return path.lower().endswith(LAUNCH_FILE_EXTENSIONS) or is_native_executable(path)
+
+            file_explorer = FileExplorer(self, file_filter=file_filter, initial_path=initial_path)
             file_explorer.file_signal.file_selected.connect(self.onExeSelected)
             if not self.edit_mode:
                 folder_button = AutoSizeButton(_("Select folder"), icon=theme_manager.get_icon("folder", as_path=True))
@@ -960,6 +967,13 @@ class AddGameDialog(DraggableDialog):
         if not name:
             return None, None
 
+        if is_native_executable(exe_path):
+            cover = self.last_cover_path or self.coverEdit.text().strip()
+            result = create_native_desktop_file(exe_path, name, cover)
+            if result is None:
+                QMessageBox.warning(self, _("Error"), _("Failed to create shortcut: {name}").format(name=name))
+            return result or (None, None)
+
         if exe_path.lower().endswith(DISC_IMAGE_EXTENSIONS):
             parent_widget = cast("MainWindow | None", self.parentWidget())
             if not parent_widget or not hasattr(parent_widget, "resolve_launch_file_path"):

portprotonqt/dialogs/file_explorer.py

@@ -25,7 +25,7 @@ from portprotonqt.theme_manager import ThemeManager
 from portprotonqt.custom_widgets import AutoSizeButton
 from portprotonqt.localization import _
 from portprotonqt.dialogs.dialog_utils import create_dialog_hints_widget, update_dialog_hints
-from portprotonqt.icon_extractor import generate_thumbnail
+from portprotonqt.icon_extractor import generate_thumbnail, get_exe_icon_cache_path
 from portprotonqt.dialogs.base import DraggableDialog, FileSelectedSignal
 from portprotonqt.image_utils import COVER_IMAGE_EXTENSIONS
 from portprotonqt.scripts_utils.mount_points import list_mounted_drive_paths
@@ -116,7 +116,7 @@ class FileExplorer(DraggableDialog):
                         self.signals.thumbnail_ready.emit(self.file_path, image)
                     else:
                         logger.warning("Failed to load image: %s", self.file_path)
-                elif self.file_path.lower().endswith((".exe",) + DISC_IMAGE_EXTENSIONS):
+                elif self.file_path.lower().endswith((".exe", ".appimage") + DISC_IMAGE_EXTENSIONS):
                     thumbnail_source = self.file_path
                     if self.file_path.lower().endswith(DISC_IMAGE_EXTENSIONS) and callable(self.resolve_launch_file_path):
                         resolved_path = self.resolve_launch_file_path(self.file_path)
@@ -125,6 +125,14 @@ class FileExplorer(DraggableDialog):
                             return
                         thumbnail_source = resolved_path
 
+                    if thumbnail_source.lower().endswith(".appimage"):
+                        icon_path = get_exe_icon_cache_path(thumbnail_source)
+                        os.makedirs(os.path.dirname(icon_path), exist_ok=True)
+                        image = QImage()
+                        if os.path.isfile(icon_path) or generate_thumbnail(thumbnail_source, icon_path):
+                            image = QImage(icon_path)
+                        self.signals.thumbnail_ready.emit(self.file_path, image)
+                        return
                     if not thumbnail_source.lower().endswith(".exe"):
                         return
 
@@ -142,6 +150,8 @@ class FileExplorer(DraggableDialog):
                             os.unlink(tmp_name)
             except Exception as e:
                 logger.error("Error loading thumbnail for %s: %s", self.file_path, str(e))
+                if self.file_path.lower().endswith(".appimage"):
+                    self.signals.thumbnail_ready.emit(self.file_path, QImage())
 
     def __init__(self, parent=None, theme=None, file_filter=None, initial_path=None, directory_only=False):
         super().__init__(parent)
@@ -214,7 +224,7 @@ class FileExplorer(DraggableDialog):
             if file_path in self.thumbnail_cache or file_path in self.pending_thumbnails:
                 continue
             mime_type = mime_db.mimeTypeForFile(file_path).name()
-            if mime_type.startswith("image/") or file_path.lower().endswith(COVER_IMAGE_EXTENSIONS + (".exe",) + DISC_IMAGE_EXTENSIONS):
+            if mime_type.startswith("image/") or file_path.lower().endswith(COVER_IMAGE_EXTENSIONS + (".exe", ".appimage") + DISC_IMAGE_EXTENSIONS):
                 self.pending_thumbnails.add(file_path)
                 resolver = None
                 main_window = cast("MainWindow | None", self.main_window)
@@ -246,6 +256,8 @@ class FileExplorer(DraggableDialog):
     def _set_thumbnail_icon(self, file_path: str, image: QImage) -> None:
         icon = QIcon(QPixmap.fromImage(image))
         self.thumbnail_cache[file_path] = icon
+        if image.isNull():
+            return
         item = self.file_items.get(file_path)
         if item:
             item.setData(THEMED_ICON_ROLE, None)

portprotonqt/dialogs/settings_dialog.py

@@ -60,6 +60,7 @@ from portprotonqt.dialogs.settings_gamescope import GAMESCOPE_ENV_KEYS, Gamescop
 from portprotonqt.dialogs.settings_vkbasalt import VKBASALT_ENV_KEYS, VkBasaltSettingsMixin
 from portprotonqt.localization import _, format_setting_name_for_display
 from portprotonqt.logger import get_logger
+from portprotonqt.native_games import NATIVE_TOGGLE_KEYS, NATIVE_ADVANCED_KEYS, load_native_settings, save_native_settings, get_native_ppdb_path
 from portprotonqt.preloader import Preloader
 from portprotonqt.qt_utils import get_screen_info, get_system_dpi_for_wine
 from portprotonqt.settings_manager import (
@@ -166,11 +167,11 @@ class ExeSettingsDialog(
         if not self.user_conf and not self.exe_path and not self.appid:
             return
         self.portproton_path = get_portproton_location()
-        if self.portproton_path is None:
+        if self.portproton_path is None and self.game_source != "native":
             logger.error("PortProton location not found")
             return
         self.start_sh = get_portproton_start_command()
-        if self.start_sh is None:
+        if self.start_sh is None and self.game_source != "native":
             logger.error("PortProton start command not found")
             return
 
@@ -178,7 +179,7 @@ class ExeSettingsDialog(
         self.lg_dist_aliases = {}
         self.plugins_ver = ""
         self.prefix_options = []
-        if self.portproton_path:
+        if self.portproton_path and self.game_source != "native":
             scripts_path = get_portproton_scripts_path()
             if scripts_path:
                 var_path = os.path.join(scripts_path, "var")
@@ -229,6 +230,9 @@ class ExeSettingsDialog(
         self.setFocusPolicy(Qt.FocusPolicy.StrongFocus)
 
         self.toggle_settings = get_toggle_settings()
+        if self.game_source == "native":
+            self.toggle_settings = {key: description for key, description in self.toggle_settings.items() if key in NATIVE_TOGGLE_KEYS}
+            self.setWindowTitle(_("Native") + " — " + _("Settings"))
 
         self.setup_ui()
         if self.user_conf:
@@ -581,6 +585,10 @@ class ExeSettingsDialog(
         self.settings_container.setCurrentIndex(0)
         self.advanced_container.setCurrentIndex(0)
 
+        if self.game_source == "native":
+            self.on_show_ppdb_finished(0, QProcess.ExitStatus.NormalExit)
+            return
+
         process = QProcess(self)
         process.finished.connect(self.on_show_ppdb_finished)
         command = ["cli", "--get-user-conf"] if self.user_conf else [
@@ -590,7 +598,7 @@ class ExeSettingsDialog(
         process.start(args[0], args[1:])
 
     def on_show_ppdb_finished(self, exit_code, exit_status):
-        """Handle --show-ppdb output."""
+        """Populate shared settings controls from the selected game's data."""
         process = cast(QProcess, self.sender())
         self.current_settings = {}
         self.blocked_keys = set()
@@ -605,7 +613,15 @@ class ExeSettingsDialog(
             self.reject()
             return
 
-        if exit_code == 0 and exit_status == QProcess.ExitStatus.NormalExit:
+        if self.game_source == "native":
+            try:
+                self.current_settings = load_native_settings(cast(str, self.exe_path))
+            except Exception as error:
+                logger.warning("Cannot load native settings: %s", error)
+                QMessageBox.warning(self, _("Error"), str(error))
+                self.reject()
+                return
+        elif exit_code == 0 and exit_status == QProcess.ExitStatus.NormalExit:
             output = bytes(process.readAllStandardOutput().data()).decode('utf-8', 'ignore')
             for line in output.splitlines():
                 line_stripped = line.strip()
@@ -707,6 +723,16 @@ class ExeSettingsDialog(
             return
 
         db_path = self.exe_path + ".ppdb"
+        if self.game_source == "native":
+            try:
+                settings = load_native_settings(self.exe_path)
+                db_path = str(get_native_ppdb_path(self.exe_path, settings))
+                if not os.path.exists(db_path):
+                    save_native_settings(self.exe_path, {})
+            except Exception as error:
+                logger.warning("Cannot create native PPDB: %s", error)
+                QMessageBox.critical(self, _("Error"), str(error))
+                return
 
         if not os.path.exists(db_path):
             QMessageBox.critical(self, _("Error"), _("PPDB file does not exist at: ") + db_path)
@@ -730,6 +756,14 @@ class ExeSettingsDialog(
             return
 
         db_path = self.exe_path + ".ppdb"
+        if self.game_source == "native":
+            try:
+                settings = load_native_settings(self.exe_path)
+                db_path = str(get_native_ppdb_path(self.exe_path, settings))
+            except Exception as error:
+                logger.warning("Cannot resolve native PPDB: %s", error)
+                QMessageBox.critical(self, _("Error"), str(error))
+                return
         if not os.path.exists(db_path):
             QMessageBox.information(self, _("Information"), _("PPDB file does not exist at: ") + db_path)
             self.load_current_settings()
@@ -890,6 +924,14 @@ class ExeSettingsDialog(
             dist_options=self.dist_options,
             prefix_options=self.prefix_options
         )
+        if self.game_source == "native":
+            advanced_settings = [setting for setting in advanced_settings if setting['key'] in NATIVE_ADVANCED_KEYS]
+            for setting in advanced_settings:
+                if setting["key"] == "PW_WINE_CPU_TOPOLOGY":
+                    setting["options"] = [disabled_text] + [str(count) for count in range(1, len(os.sched_getaffinity(0)) + 1)]
+            for setting in advanced_settings:
+                if setting['key'] == 'LAUNCH_PARAMETERS':
+                    setting['description'] = _("Launch Arguments")
         if self.user_conf:
             for setting in advanced_settings:
                 setting['key'] = DEFAULT_WINE_SETTING_KEYS.get(setting['key'], setting['key'])
@@ -1672,6 +1714,17 @@ class ExeSettingsDialog(
         if not changes:
             return
 
+        if self.game_source == "native":
+            try:
+                values = dict(change.split('=', 1) for change in changes)
+                save_native_settings(cast(str, self.exe_path), values)
+            except Exception as error:
+                logger.warning("Cannot save native settings: %s", error)
+                QMessageBox.warning(self, _("Error"), str(error))
+                return
+            self.load_current_settings()
+            return
+
         self.saving = True
         self.clear_ppdb_button.setEnabled(False)
         self.saved_current_settings = self.current_settings.copy()

portprotonqt/game_card.py

@@ -402,6 +402,7 @@ class GameCard(AnimatedCard):
         self.steam_visible = str(game_source).lower() == "steam"
         self.gog_visible = str(game_source).lower() == "gog"
         self.egs_visible = str(game_source).lower() == "egs"
+        self.native_visible = str(game_source).lower() == "native"
         self.portproton_visible = str(game_source).lower() == "portproton"
         self.ppdb_visible = bool(self.ppdb_id) and not self.economy_mode
 
@@ -515,6 +516,13 @@ class GameCard(AnimatedCard):
         )
         self.egsLabel.setVisible(self.egs_visible and not self.vertical_layout)
 
+        self.nativeLabel = SourceCorner(
+            icon=self.theme_manager.get_icon("badge_linux", as_path=True),
+            config=corner_config,
+            parent=self.coverWidget,
+        )
+        self.nativeLabel.setVisible(self.native_visible and not self.vertical_layout)
+
         portproton_icon = self.theme_manager.get_icon("badge_portproton", as_path=True)
         self.portprotonLabel = SourceCorner(
             icon=portproton_icon,
@@ -661,6 +669,7 @@ class GameCard(AnimatedCard):
             (self.steamLabel, "badge_steam"),
             (self.gogLabel, "badge_gog"),
             (self.egsLabel, "badge_egs"),
+            (self.nativeLabel, "badge_linux"),
             (self.portprotonLabel, "badge_portproton"),
         ):
             icon = self.theme_manager.get_icon(
@@ -882,6 +891,7 @@ class GameCard(AnimatedCard):
             (self.steam_visible, self.steamLabel),
             (self.gog_visible, self.gogLabel),
             (self.egs_visible, self.egsLabel),
+            (self.native_visible, self.nativeLabel),
             (self.portproton_visible, self.portprotonLabel),
         ]
 
@@ -905,6 +915,7 @@ class GameCard(AnimatedCard):
             self.portprotonLabel.raise_()
             self.gogLabel.raise_()
             self.egsLabel.raise_()
+            self.nativeLabel.raise_()
             self.steamLabel.raise_()
         except RuntimeError:
             pass
@@ -1046,6 +1057,7 @@ class GameCard(AnimatedCard):
         self.steam_visible = str(self.game_source).lower() == "steam"
         self.gog_visible = str(self.game_source).lower() == "gog"
         self.egs_visible = str(self.game_source).lower() == "egs"
+        self.native_visible = str(self.game_source).lower() == "native"
         self.portproton_visible = str(self.game_source).lower() == "portproton"
         self.ppdb_visible = bool(self.ppdb_id) and not self.economy_mode
         protondb_visible = is_valid_protondb_tier(self.protondb_tier) and not self.economy_mode
@@ -1056,6 +1068,7 @@ class GameCard(AnimatedCard):
             self.steamLabel.setVisible(self.steam_visible)
             self.gogLabel.setVisible(self.gog_visible)
             self.egsLabel.setVisible(self.egs_visible)
+            self.nativeLabel.setVisible(self.native_visible)
             self.portprotonLabel.setVisible(self.portproton_visible)
             self.ppdbLabel.setVisible(self.ppdb_visible and not hidden_badges)
             self.protondbLabel.setVisible(protondb_visible and not hidden_badges)

portprotonqt/icon_extractor.py

@@ -1,11 +1,18 @@
-"""Unified icon extractor for NE and PE files."""
+"""Unified icon extractor for NE, PE and type-2 AppImages."""
 
 import os
+import hashlib
 import re
 import shlex
 import struct
 import io
+import subprocess
+import tarfile
+import posixpath
+import glob
 import pefile
+from PySide6.QtCore import QByteArray, QBuffer, QIODevice
+from PySide6.QtGui import QImage, QImageWriter
 from PIL import Image
 from portprotonqt.config.base import CACHE_DIR
 from portprotonqt.config.portproton import get_custom_icon_path
@@ -16,6 +23,82 @@ logger = get_logger(__name__)
 RT_ICON = 3
 RT_GROUP_ICON = 14
 THUMBNAIL_SIZE = 128
+APPIMAGE_EXTRACT_TIMEOUT = 10
+ELF_SECTION_LAYOUTS = {1: (32, "I", 46), 2: (40, "Q", 58)}
+
+
+def _read_dwarfs_icon(path: str, offset: int) -> bytes:
+    """Read an icon and resolve archive-local links without extracting to disk."""
+    filename = ".DirIcon"
+    seen: set[str] = set()
+    while filename not in seen:
+        seen.add(filename)
+        result = subprocess.run(
+            ["dwarfsextract", "-i", os.path.abspath(path), "-O", str(offset),
+             "-f", "pax", "-o", "-", "--pattern", ":" + glob.escape(filename),
+             "--skip-devices", "--skip-specials", "--log-level", "error"],
+            capture_output=True, check=True, timeout=APPIMAGE_EXTRACT_TIMEOUT,
+        )
+        with tarfile.open(fileobj=io.BytesIO(result.stdout)) as archive:
+            member = next((item for item in archive if item.name.removeprefix("./") == filename), None)
+            if member is None:
+                return b""
+            if member.issym() or member.islnk():
+                target = member.linkname
+                base = posixpath.dirname(filename) if member.issym() else ""
+                filename = posixpath.normpath(target.lstrip("/") if target.startswith("/")
+                                             else posixpath.join(base, target))
+                if filename == ".." or filename.startswith("../"):
+                    return b""
+                continue
+            if not member.isfile():
+                return b""
+            stream = archive.extractfile(member)
+            return stream.read() if stream is not None else b""
+    return b""
+
+
+def _get_appimage_icon(path: str) -> io.BytesIO | None:
+    """Read .DirIcon from a type-2 AppImage without executing its runtime."""
+    with open(path, "rb") as source:
+        header = source.read(64)
+        if len(header) < 64 or header[:4] != b"\x7fELF" or header[8:11] != b"AI\x02":
+            return None
+        layout = ELF_SECTION_LAYOUTS.get(header[4])
+        if layout is None or header[5] not in (1, 2):
+            return None
+        endian = "<" if header[5] == 1 else ">"
+        section_offset, offset_format, size_offset = layout
+        offset = struct.unpack_from(endian + offset_format, header, section_offset)[0]
+        entry_size, entry_count = struct.unpack_from(endian + "HH", header, size_offset)
+        offset += entry_size * entry_count
+        source.seek(offset)
+        magic = source.read(6)
+        if not magic.startswith(b"hsqs") and magic != b"DWARFS":
+            return None
+    try:
+        if magic == b"DWARFS":
+            data = _read_dwarfs_icon(path, offset)
+        else:
+            result = subprocess.run(
+                ["unsquashfs", "-cat", "-o", str(offset), os.path.abspath(path), ".DirIcon"],
+                capture_output=True, check=True, timeout=APPIMAGE_EXTRACT_TIMEOUT,
+            )
+            data = result.stdout
+    except OSError as error:
+        logger.warning("Cannot read AppImage icon from %s: %s", path, error)
+        return None
+    except subprocess.SubprocessError as error:
+        logger.warning("Cannot extract AppImage icon from %s: %s", path, error)
+        return None
+    image = QImage.fromData(data)
+    if image.isNull():
+        return None
+    buffer = QBuffer()
+    buffer.open(QIODevice.OpenModeFlag.WriteOnly)
+    if not QImageWriter(buffer, QByteArray(b"PNG")).write(image):
+        return None
+    return io.BytesIO(buffer.data().data())
 
 
 def _resolve_batch_icon_target(inputfile: str) -> str | None:
@@ -54,6 +137,8 @@ def get_exe_icon_cache_path(exe_path: str) -> str:
     if custom_icon:
         return custom_icon
     icon_name = re.sub(r"[^A-Za-z0-9._-]", "_", os.path.basename(exe_path))
+    if exe_path.lower().endswith(".appimage"):
+        icon_name += "-" + hashlib.sha256(os.fsencode(os.path.abspath(exe_path))).hexdigest()
     return os.path.join(
         CACHE_DIR,
         "images",
@@ -64,7 +149,7 @@ def get_exe_icon_cache_path(exe_path: str) -> str:
 
 def generate_thumbnail(inputfile: str, outfile: str, size: int = 128, force_resize: bool = True) -> bool:
     """
-    Generates a thumbnail for an .exe file.
+    Generates a thumbnail for a Windows executable or type-2 AppImage.
 
     inputfile: the input file path
     outfile: output filename
@@ -117,6 +202,8 @@ class IconExtractor:
         """
         try:
             with open(self.file_path, "rb") as f:
+                if f.read(4) == b"\x7fELF":
+                    return _get_appimage_icon(self.file_path)
                 if not self._parse_file(f):
                     return None
 

portprotonqt/locales/pt_BR/LC_MESSAGES/portprotonqt.po

@@ -9,7 +9,7 @@ msgstr ""
 "Project-Id-Version: PortProtonQt 0.1.1\n"
 "Report-Msgid-Bugs-To: support@linux-gaming.ru\n"
 "POT-Creation-Date: 2026-06-04 10:32+0500\n"
-"PO-Revision-Date: 2026-11-01 00:08+0000\n"
+"PO-Revision-Date: 2026-10-17 23:27+0000\n"
 "Last-Translator: rogerio-mattos <rogerio-mattos@noreply.codeberg.org>\n"
 "Language-Team: Portuguese (Brazil) <https://translate.codeberg.org/projects/"
 "portprotonqt/portprotonqt/pt_BR/>\n"
@@ -32,8 +32,6 @@ msgid ""
 "PortProtonQt is already running. Stop it and all games, then restart for "
 "the new launch?"
 msgstr ""
-"O PortProtonQt já está em execução. Deseja encerrá-lo junto com todos os "
-"jogos abertos e reiniciá-lo para iniciar uma nova sessão?"
 
 msgid "Yes"
 msgstr "Sim"
@@ -151,8 +149,9 @@ msgstr "A pasta já existe: {file_name}"
 msgid "Failed to rename file: {error}"
 msgstr "Falha ao renomear o arquivo: {error}"
 
+#, fuzzy
 msgid "Select multiple"
-msgstr "Selecionar vários"
+msgstr "Selecionar Tudo"
 
 msgid "Delete from PortProton"
 msgstr "Excluir do PortProton"
@@ -482,13 +481,9 @@ msgid ""
 "characters:\n"
 "\n"
 msgstr ""
-"Foram encontrados caracteres cirílicos nos seguintes caminhos. O Wine pode "
-"funcionar de forma instável. Mova o jogo ou o PortProton para um caminho sem "
-"caracteres cirílicos:\n"
-"\n"
 
 msgid "Don't remind again"
-msgstr "Não lembrar novamente"
+msgstr ""
 
 msgid "Game not found."
 msgstr "Jogo não encontrado."
@@ -969,19 +964,19 @@ msgstr "Iniciando {0}"
 
 #, python-brace-format
 msgid "Scanning: {folder}"
-msgstr "Verificado: {folder}"
+msgstr ""
 
 #, python-brace-format
 msgid "Checking existing shortcuts: {path}"
-msgstr "Verificando os atalhos existentes: {path}"
+msgstr ""
 
 #, python-brace-format
 msgid "Adding: {name}"
-msgstr "Adicionando: {name}"
+msgstr ""
 
-#, python-brace-format
+#, fuzzy, python-brace-format
 msgid "Failed to create shortcut: {name}"
-msgstr "Falha ao criar atalho: {name}"
+msgstr "Falha ao criar a pasta: {error}"
 
 msgid "Name:"
 msgstr "Nome:"
@@ -998,8 +993,9 @@ msgstr "Capa Personalizada:"
 msgid "Enter local path or URL for cover image"
 msgstr "Informe o caminho local ou a URL da imagem de capa"
 
+#, fuzzy
 msgid "Custom Icon:"
-msgstr "Ícone personalizado:"
+msgstr "Capa Personalizada:"
 
 msgid "Add shortcut to:"
 msgstr "Adicionar atalho em:"
@@ -1013,28 +1009,29 @@ msgstr "Aplicar"
 msgid "Invalid image"
 msgstr "Imagem inválida"
 
+#, fuzzy
 msgid "Select folder"
-msgstr "Selecionar pasta"
+msgstr "Excluir Pasta"
 
+#, fuzzy
 msgid "Processing games…"
-msgstr "Processando jogos…"
+msgstr "Jogos Recentes"
 
 #, python-brace-format
 msgid ""
 "Processed {completed}/{total}\n"
 "{current}"
 msgstr ""
-"Processados: {completed}/{total}\n"
-"{current}"
 
 msgid "Information"
 msgstr "Informação"
 
 msgid "No games found in the selected folder."
-msgstr "Nenhum jogo encontrado na pasta selecionada."
+msgstr ""
 
+#, fuzzy
 msgid "Select games"
-msgstr "Selecionar jogos"
+msgstr "Jogos Recentes"
 
 msgid "Close"
 msgstr "Fechar"
@@ -2404,7 +2401,7 @@ msgid "Show compatibility report after game crash"
 msgstr "Mostrar relatório de compatibilidade após a falha do jogo"
 
 msgid "Disable Cyrillic path warning"
-msgstr "Desativar aviso de caminho em cirílico"
+msgstr ""
 
 msgid "Disable ALT Linux i586 dependency check"
 msgstr "Desativar verificação de dependências do ALT Linux i586"

portprotonqt/locales/ru/LC_MESSAGES/portprotonqt.po

@@ -9,7 +9,7 @@ msgstr ""
 "Project-Id-Version: PROJECT VERSION\n"
 "Report-Msgid-Bugs-To: support@linux-gaming.ru\n"
 "POT-Creation-Date: 2026-03-22 13:50+0500\n"
-"PO-Revision-Date: 2026-10-26 12:27+0000\n"
+"PO-Revision-Date: 2026-10-24 09:27+0000\n"
 "Last-Translator: Andrei Stepanov <adem4ik@gmail.com>\n"
 "Language-Team: Russian <https://translate.codeberg.org/projects/portprotonqt/"
 "portprotonqt/ru/>\n"
@@ -996,8 +996,9 @@ msgstr "Пользовательская обложка:"
 msgid "Enter local path or URL for cover image"
 msgstr "Введите локальный путь или URL обложки"
 
+#, fuzzy
 msgid "Custom Icon:"
-msgstr "Пользовательский значок:"
+msgstr "Пользовательская обложка:"
 
 msgid "Add shortcut to:"
 msgstr "Добавить ярлык:"

portprotonqt/locales/zh_CN/LC_MESSAGES/portprotonqt.po

@@ -7,9 +7,9 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: PortProtonQt 0.1.1\n"
-"Report-Msgid-Bugs-To: support@linux-gaming.ru\n"
+"Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
 "POT-Creation-Date: 2026-06-18 23:41+0500\n"
-"PO-Revision-Date: 2026-11-01 00:08+0000\n"
+"PO-Revision-Date: 2026-07-22 12:06+0000\n"
 "Last-Translator: rogerio-mattos <rogerio-mattos@noreply.codeberg.org>\n"
 "Language-Team: Chinese (Simplified Han script) <https://"
 "translate.codeberg.org/projects/portprotonqt/portprotonqt/zh_Hans/>\n"
@@ -18,7 +18,7 @@ msgstr ""
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Generator: Weblate 2026.10.1\n"
+"X-Generator: Weblate 2026.6.1\n"
 "Generated-By: Babel 2.18.0\n"
 
 msgid ""
@@ -29,7 +29,7 @@ msgstr "PortProton 数据文件夹不可读写。请为 PortProton 数据选择
 msgid ""
 "PortProtonQt is already running. Stop it and all games, then restart for "
 "the new launch?"
-msgstr "PortProtonQt 已 stacked运行。请关闭它及所有游戏，然后重新启动以应用新设置？"
+msgstr ""
 
 msgid "Yes"
 msgstr "是"
@@ -143,8 +143,9 @@ msgstr "文件已存在：{file_name}"
 msgid "Failed to rename file: {error}"
 msgstr "重命名文件失败：{error}"
 
+#, fuzzy
 msgid "Select multiple"
-msgstr "多选"
+msgstr "全选"
 
 msgid "Delete from PortProton"
 msgstr "从 PortProton 中删除"
@@ -155,8 +156,9 @@ msgstr "停止游戏"
 msgid "Launch Game"
 msgstr "启动游戏"
 
+#, fuzzy
 msgid "Repair"
-msgstr "修复"
+msgstr "已配对"
 
 msgid "Remove from Desktop"
 msgstr "从桌面移除"
@@ -174,7 +176,7 @@ msgid "Delete"
 msgstr "删除"
 
 msgid "Import"
-msgstr "导入"
+msgstr ""
 
 msgid "Edit Shortcut"
 msgstr "编辑快捷方式"
@@ -258,9 +260,9 @@ msgstr "桌面"
 msgid "Failed to save custom data: {error}"
 msgstr "保存自定义数据失败：{error}"
 
-#, python-brace-format
+#, fuzzy, python-brace-format
 msgid "Executable not found"
-msgstr "未找到可执行文件"
+msgstr "找不到可执行文件：{0}"
 
 #, python-brace-format
 msgid "Executable not found: {0}"
@@ -454,14 +456,14 @@ msgstr "缺少 32 位依赖项。现在安装吗?"
 
 #, python-brace-format
 msgid "Delete '{0}' and all files in its installation folder?"
-msgstr "导入('{0}'及其安装文件夹中的所有文件)？"
+msgstr ""
 
 #, fuzzy
 msgid "Select Epic game folder"
 msgstr "删除文件夹"
 
 msgid "Another Epic operation is running"
-msgstr "另一个 Epic 操作正在运行中"
+msgstr ""
 
 #, fuzzy
 msgid "Wine prefix not found"
@@ -473,12 +475,9 @@ msgid ""
 "characters:\n"
 "\n"
 msgstr ""
-"在以下路径中找到了西里尔字母字符。Wine 可能会运行不稳定。请将游戏或 "
-"PortProton 移动到不包含西里尔字母字符的路径：\n"
-"\n"
 
 msgid "Don't remind again"
-msgstr "不再提示"
+msgstr ""
 
 msgid "Game not found."
 msgstr "未找到游戏。"
@@ -931,19 +930,19 @@ msgstr "正在启动 {0}"
 
 #, python-brace-format
 msgid "Scanning: {folder}"
-msgstr "正在扫描：{folder}"
+msgstr ""
 
 #, python-brace-format
 msgid "Checking existing shortcuts: {path}"
-msgstr "正在检查现有快捷方式：{path}"
+msgstr ""
 
 #, python-brace-format
 msgid "Adding: {name}"
-msgstr "正在添加：{name}"
+msgstr ""
 
-#, python-brace-format
+#, fuzzy, python-brace-format
 msgid "Failed to create shortcut: {name}"
-msgstr "创建快捷方式失败：{name}"
+msgstr "创建文件夹失败：{error}"
 
 msgid "Name:"
 msgstr "名称："
@@ -980,22 +979,21 @@ msgstr "图像无效"
 msgid "Select folder"
 msgstr "删除文件夹"
 
+#, fuzzy
 msgid "Processing games…"
-msgstr "正在处理游戏…"
+msgstr "最近游戏"
 
 #, python-brace-format
 msgid ""
 "Processed {completed}/{total}\n"
 "{current}"
 msgstr ""
-"已处理：{completed}/{total}\n"
-"{current}"
 
 msgid "Information"
 msgstr "信息"
 
 msgid "No games found in the selected folder."
-msgstr "在所选文件夹中未找到任何游戏。"
+msgstr ""
 
 #, fuzzy
 msgid "Select games"
@@ -1015,10 +1013,10 @@ msgid "No cover selected"
 msgstr "未选择封面"
 
 msgid "Compatibility report"
-msgstr "兼容性报告"
+msgstr ""
 
 msgid "The program stopped. Compatibility details were collected automatically."
-msgstr "程序已停止。已自动收集兼容性详细信息。"
+msgstr ""
 
 msgid "Downloading…"
 msgstr "正在下载…"
@@ -1244,7 +1242,7 @@ msgid "Exe Settings"
 msgstr "可执行文件设置"
 
 msgid "Edit user.conf"
-msgstr "编辑 user.conf"
+msgstr ""
 
 msgid "Search settings…"
 msgstr "搜索设置…"
@@ -1270,8 +1268,9 @@ msgstr "编辑 PPDB"
 msgid "Clear PPDB"
 msgstr "清除 PPDB"
 
+#, fuzzy
 msgid "Failed to load global game settings."
-msgstr "加载全局游戏设置失败"
+msgstr "加载主题失败"
 
 msgid "Executable path is not available."
 msgstr "可执行文件路径不可用。"
@@ -1282,8 +1281,9 @@ msgstr "PPDB 文件不存在于： "
 msgid "Failed to open PPDB file:\n"
 msgstr "打开 PPDB 文件失败：\n"
 
+#, fuzzy
 msgid "Failed to open file:\n"
-msgstr "打开文件失败：\n"
+msgstr "打开 PPDB 文件失败：\n"
 
 msgid "Confirm PPDB Clear"
 msgstr "确认清除 PPDB"
@@ -1303,8 +1303,9 @@ msgstr "默认"
 msgid "disabled"
 msgstr "已禁用"
 
+#, fuzzy
 msgid "Download Wine/Proton..."
-msgstr "下载 Wine/Proton…"
+msgstr "将 WINE/Proton 下载到 Steam"
 
 msgid "Enter prefix name"
 msgstr "输入前缀名称"
@@ -2103,11 +2104,13 @@ msgstr "全部清除"
 msgid "Now Downloading"
 msgstr "正在下载"
 
+#, fuzzy
 msgid "Waiting…"
-msgstr "请稍候…"
+msgstr "警告"
 
+#, fuzzy
 msgid "Disk: "
-msgstr "磁盘： "
+msgstr "链接："
 
 #, fuzzy
 msgid "Started at"
@@ -2121,10 +2124,10 @@ msgid "Store"
 msgstr "存储"
 
 msgid "Copy the link to clipboard"
-msgstr "将链接复制到剪贴板"
+msgstr ""
 
 msgid "Failed to log out of GOG account"
-msgstr "退出 GOG 账号失败"
+msgstr ""
 
 msgid "Refreshing…"
 msgstr "正在刷新…"
@@ -2146,27 +2149,27 @@ msgid "Log out"
 msgstr "注销"
 
 msgid "Open login page"
-msgstr "打开登录页面"
+msgstr ""
 
 msgid "GOG account not connected"
-msgstr "未连接 GOG 账号"
+msgstr ""
 
 #, python-brace-format
 msgid "Refreshing GOG library… {0}/{1}"
-msgstr "正在刷新 GOG 藏品库… {0}/{1}"
+msgstr ""
 
 #, fuzzy, python-brace-format
 msgid "Failed to refresh GOG library: {0}"
 msgstr "启动游戏失败：{0}"
 
 msgid "Failed to log out of Epic account"
-msgstr "退出 Epic 账号失败"
+msgstr ""
 
 msgid "Copy the authorization code to clipboard"
-msgstr "将授权码复制到剪贴板"
+msgstr ""
 
 msgid "Epic authorization…"
-msgstr "Epic 授权中…"
+msgstr ""
 
 #, fuzzy, python-brace-format
 msgid "Epic login failed: {0}"
@@ -2180,33 +2183,33 @@ msgstr "已连接"
 msgid "Epic account not connected"
 msgstr "已连接"
 
-#, python-brace-format
+#, fuzzy, python-brace-format
 msgid "Refreshing Epic library… {0}/{1}"
-msgstr "正在刷新 Epic 游戏库… {0}/{1}"
+msgstr "启动游戏失败：{0}"
 
 #, fuzzy, python-brace-format
 msgid "Failed to refresh Epic library: {0}"
 msgstr "启动游戏失败：{0}"
 
 msgid "Select installation folder"
-msgstr "选择安装文件夹"
+msgstr ""
 
 #, fuzzy
 msgid "Another download is running"
 msgstr "正在下载"
 
 msgid "Another GOG operation is already running"
-msgstr "另一个 GOG 操作正在运行中"
+msgstr ""
 
 msgid "GOG installation not found"
-msgstr "未找到 GOG 安装"
+msgstr ""
 
 #, fuzzy
 msgid "Select GOG game folder"
 msgstr "删除文件夹"
 
 msgid "Selected folder is not this GOG game"
-msgstr "所选文件夹不是此 GOG 游戏"
+msgstr ""
 
 #, fuzzy
 msgid "Starting"
@@ -2218,11 +2221,11 @@ msgstr "正在下载… {0}%"
 
 #, python-brace-format
 msgid "Disk: {0} MiB/s"
-msgstr "磁盘：{0} MiB/s"
+msgstr ""
 
 #, fuzzy, python-brace-format
 msgid "ETA: {0}"
-msgstr "ETA: {0}"
+msgstr "，预计剩余时间：{}秒"
 
 #, fuzzy
 msgid "Failed"
@@ -2276,7 +2279,7 @@ msgid "Theme"
 msgstr "主题"
 
 msgid "Grid"
-msgstr "网格"
+msgstr ""
 
 #, fuzzy
 msgid "List"
@@ -2286,17 +2289,21 @@ msgstr "浅色"
 msgid "Vertical"
 msgstr "部分"
 
+#, fuzzy
 msgid "Horizontal Blocks"
-msgstr "水平块"
+msgstr "水平 HUD 布局"
 
+#, fuzzy
 msgid "Horizontal Cards"
-msgstr "水平卡片"
+msgstr "水平 HUD 布局"
 
+#, fuzzy
 msgid "Horizontal endless Blocks"
-msgstr "水平无限块"
+msgstr "水平 HUD 布局"
 
+#, fuzzy
 msgid "Horizontal endless Cards"
-msgstr "水平无限卡片"
+msgstr "水平 HUD 布局"
 
 #, fuzzy
 msgid "Layout"
@@ -2324,7 +2331,7 @@ msgid "Auto"
 msgstr "自动"
 
 msgid "Account"
-msgstr "账号"
+msgstr ""
 
 msgid "Brief"
 msgstr "简要"
@@ -2352,7 +2359,7 @@ msgid "Auto Fullscreen on Gamepad connected"
 msgstr "连接手柄时自动全屏"
 
 msgid "Disable Boot Animation"
-msgstr "禁用开机动画"
+msgstr ""
 
 msgid "Minimize to tray on close"
 msgstr "关闭时最小化到系统托盘"
@@ -2367,22 +2374,22 @@ msgid "Hide Auto-Install Tab"
 msgstr "隐藏自动安装标签页"
 
 msgid "Hide Control Hints"
-msgstr "隐藏操作提示"
+msgstr ""
 
 msgid "Force English language"
-msgstr "强制使用英语"
+msgstr ""
 
 msgid "Enable UI Sounds"
 msgstr "启用界面音效"
 
 msgid "Show compatibility report after game crash"
-msgstr "游戏崩溃后显示兼容性报告"
+msgstr ""
 
 msgid "Disable Cyrillic path warning"
-msgstr "禁用西里尔字母路径警告"
+msgstr ""
 
 msgid "Disable ALT Linux i586 dependency check"
-msgstr "禁用 ALT Linux i586 依赖项检查"
+msgstr ""
 
 msgid "Disable runtime download"
 msgstr "禁用运行时下载"
@@ -2391,7 +2398,7 @@ msgid "Add to Steam compatibility tools"
 msgstr "添加到 Steam 兼容工具"
 
 msgid "Disable Steam Proton scanning"
-msgstr "禁用 Steam Proton 扫描"
+msgstr ""
 
 msgid "Download WINE/Proton to Steam"
 msgstr "将 WINE/Proton 下载到 Steam"
@@ -2480,7 +2487,7 @@ msgstr "确定要清除缓存吗？此操作无法撤销。"
 
 #, python-brace-format
 msgid "AppImage integrated at: {path}"
-msgstr "AppImage 已集成于：{path}"
+msgstr ""
 
 #, fuzzy, python-brace-format
 msgid "Failed to integrate AppImage: {error}"
@@ -2628,12 +2635,13 @@ msgstr "作者："
 msgid "Link:"
 msgstr "链接："
 
-#, python-brace-format
+#, fuzzy, python-brace-format
 msgid "Delete theme '{0}'?"
-msgstr "删除主题“{0}”？"
+msgstr "选择主题："
 
+#, fuzzy
 msgid "Failed to delete theme."
-msgstr "删除主题失败。"
+msgstr "加载主题失败"
 
 msgid "Prefix:"
 msgstr "前缀："

portprotonqt/main_window.py

@@ -29,6 +29,7 @@ from portprotonqt.detail_pages import DetailPageManager
 from portprotonqt.portproton_api import PortProtonAPI, remove_empty_custom_data_dirs
 from portprotonqt.gog_api import GOGAPI
 from portprotonqt.egs_api import EGSAPI
+from portprotonqt.native_games import NativeLibraryWorker, NATIVE_URI_PREFIX, get_native_launch, read_native_game
 from portprotonqt.debug_utils import get_prefix_name
 from portprotonqt.input_manager import InputManager, MainWindowProtocol
 from portprotonqt.context_menu_manager import ContextMenuManager
@@ -92,6 +93,7 @@ from collections.abc import Callable
 from concurrent.futures import ThreadPoolExecutor
 
 STORE_LAUNCH_GRACE_SECONDS = 10
+GAME_PROCESS_CHECK_INTERVAL_MS = 500
 
 if TYPE_CHECKING:
     from portprotonqt.appimage_updater import AppImageUpdateWorker
@@ -1036,7 +1038,7 @@ class MainWindow(
                     self.games_loaded.emit(games)
 
                 # Load games from different sources in parallel to prevent blocking
-                results = {'portproton': [], 'steam': [], 'gog': [], 'egs': []}
+                results = {'portproton': [], 'steam': [], 'gog': [], 'egs': [], 'native': []}
                 completed = dict.fromkeys(results, False)
 
                 def check_completion():
@@ -1066,13 +1068,19 @@ class MainWindow(
                     completed['egs'] = True
                     check_completion()
 
+                def native_callback(games: list[tuple]) -> None:
+                    results['native'] = games
+                    completed['native'] = True
+                    check_completion()
+
                 self._load_portproton_games_async(portproton_callback)
                 self._load_steam_games_async(steam_callback)
                 self._load_gog_games_async(gog_callback)
                 self._load_egs_games_async(egs_callback)
+                self._load_native_games_async(native_callback)
             else:
                 # Load selected sources in parallel.
-                results = {'portproton': [], 'steam': [], 'gog': [], 'egs': []}
+                results = {'portproton': [], 'steam': [], 'gog': [], 'egs': [], 'native': []}
                 selected_sources = set(display_filter.split(","))
                 completed = {
                     source: bool(selected_sources & results.keys()) and source not in selected_sources
@@ -1119,9 +1127,14 @@ class MainWindow(
                     completed['egs'] = True
                     check_completion()
 
+                def native_callback(games: list[tuple]) -> None:
+                    results['native'] = games
+                    completed['native'] = True
+                    check_completion()
+
                 callbacks = {
                     "portproton": portproton_callback, "steam": steam_callback,
-                    "gog": gog_callback, "egs": egs_callback,
+                    "gog": gog_callback, "egs": egs_callback, "native": native_callback,
                 }
                 for source, callback in callbacks.items():
                     if not completed[source]:
@@ -1130,6 +1143,90 @@ class MainWindow(
         # Run loading immediately to show status without delay
         start_loading()
 
+    def _load_native_games_async(self, callback: Callable[[list[tuple]], None]) -> None:
+        self._native_games_callback = callback
+        self.native_library_worker = NativeLibraryWorker()
+        self.native_library_worker.finished.connect(self._on_native_games_loaded)
+        self.native_library_worker.start()
+
+    def open_native_settings(self, exec_line: str) -> None:
+        desktop_path = exec_line.removeprefix(NATIVE_URI_PREFIX)
+        try:
+            dialog = ExeSettingsDialog(self, self.theme, desktop_path, game_source="native")
+        except OSError as error:
+            logger.warning("Cannot open native settings for %s: %s", desktop_path, error)
+            QMessageBox.warning(self, _("Error"), str(error))
+            return
+        dialog.exec()
+        dialog.deleteLater()
+
+    def _launch_native_game(self, exec_line: str, button: QPushButton | None = None) -> None:
+        desktop_path = Path(exec_line.removeprefix(NATIVE_URI_PREFIX))
+        if self.game_processes:
+            if getattr(self, "native_game_running", False) and self.game_start_exe == str(desktop_path):
+                self.stop_running_game(button)
+            else:
+                QMessageBox.warning(self, _("Error"), _("Cannot launch game while another game is running"))
+            return
+        try:
+            if not desktop_path.is_absolute() or desktop_path.suffix != ".desktop":
+                raise ValueError("Invalid native desktop path")
+            command, directory = get_native_launch(str(desktop_path))
+            process = subprocess.Popen(command, cwd=directory, start_new_session=True, text=True)
+        except Exception as error:
+            logger.warning("Failed to launch native game %s: %s", desktop_path, error)
+            QMessageBox.warning(self, _("Error"), _("Failed to launch game: {0}").format(error))
+            return
+        self.native_game_running = True
+        self.game_stopped_by_user = False
+        self.game_processes = [process]
+        self.current_running_button = button
+        self.target_exe = desktop_path.name
+        self.game_start_exe = str(desktop_path)
+        self.game_start_exact_path = True
+        self.game_start_time = datetime.now()
+        self.game_launch_monotonic = time.monotonic()
+        self.game_launch_started = True
+        self.wine_download_seen = False
+        save_last_launch(desktop_path.stem, self.game_start_time)
+        self._update_last_launch_after_start(str(desktop_path), self.game_start_time)
+        self.launch_output_queue = Queue()
+        self.input_manager.suspend_gamepad_polling()
+        self._set_running_button_stop()
+        SoundManager().play("game_launch")
+        self.checkProcessTimer = QTimer(self)
+        self.checkProcessTimer.timeout.connect(self.checkTargetExe)
+        self.checkProcessTimer.start(GAME_PROCESS_CHECK_INTERVAL_MS)
+
+    @Slot()
+    def _on_native_games_loaded(self) -> None:
+        worker = self.native_library_worker
+        if worker is None:
+            return
+        self.native_library_worker = None
+        games = worker.games
+        worker.deleteLater()
+        if not games:
+            self._native_games_callback([])
+            return
+        completed = []
+
+        def on_info(info: dict, game: tuple) -> None:
+            updated = list(game)
+            updated[1] = info.get("description", "") or game[1]
+            updated[2] = game[2] or info.get("cover", "")
+            updated[3] = info.get("appid", "")
+            updated[4] = info.get("controller_support", "")
+            completed.append(tuple(updated))
+            if len(completed) == len(games):
+                self._native_games_callback(completed)
+
+        for game in games:
+            if ui_config.get_economy_mode():
+                on_info(get_cached_steam_game_info(game[0], game[5]), game)
+            else:
+                get_steam_game_info_async(game[0], game[5], lambda info, game=game: on_info(info, game))
+
     def _load_gog_games_async(self, callback: Callable[[list[tuple]], None]) -> None:
         api = getattr(self, "gog_api", None) or GOGAPI()
         installed = api.load_installed()
@@ -1463,7 +1560,7 @@ class MainWindow(
         callback: Callable[[tuple | None], None],
     ):
         entry = parse_desktop_entry(file_path)
-        if not entry:
+        if not entry or read_native_game(Path(file_path)) is not None:
             callback(None)
             return
         desktop_name = entry.get("Name", _("Unknown Application"))
@@ -1805,11 +1902,13 @@ class MainWindow(
         self.detail_page_manager.openGameDetailPage(game_data)
         pending_log_exe = self._pending_log_exe
         detail_exe = extract_exec_target_path(game_data.get("exec_line", ""))
-        if exec_line.startswith(("gog://launch/", "egs://launch/")):
+        if exec_line.startswith(NATIVE_URI_PREFIX):
+            detail_exe = exec_line
+        elif exec_line.startswith(("gog://launch/", "egs://launch/")):
             source, app_id = exec_line.split("://", 1)[0], exec_line.rsplit("/", 1)[-1]
             detail_exe = getattr(self, f"{source}_api").get_launch_target(app_id)
         if pending_log_exe and detail_exe:
-            if os.path.abspath(detail_exe) == pending_log_exe:
+            if detail_exe == pending_log_exe or os.path.abspath(detail_exe) == pending_log_exe:
                 self._pending_log_exe = None
                 log_button = self.detail_page_manager._debug_log_button
                 if log_button:
@@ -2126,7 +2225,7 @@ class MainWindow(
 
 
     def checkTargetExe(self):
-        """Update launch state from the marker and PortProton process."""
+        """Update launch state and reset controls after the game exits."""
         dependency_active = self._drain_launch_output_progress()
         child_running = self._has_running_game_process()
 
@@ -2251,6 +2350,7 @@ class MainWindow(
         self.game_processes = [] if launcher_only else [
             proc for proc in self.game_processes if proc.poll() is None
         ]
+        self.native_game_running = False
         if not getattr(self, "_animated_covers_suspended", False):
             self.input_manager.resume_gamepad_polling()
         self._refresh_portproton_shortcuts()
@@ -2345,6 +2445,8 @@ class MainWindow(
 
     def _get_game_executable(self, exec_line: str) -> str:
         """Resolve a library launch entry to its tracked executable."""
+        if exec_line.startswith(NATIVE_URI_PREFIX):
+            return exec_line.removeprefix(NATIVE_URI_PREFIX)
         if exec_line.startswith("gog://launch/"):
             app_id = exec_line.rsplit("/", 1)[-1]
             return str(self.gog_api.get_launch_target(app_id) or "")
@@ -2354,6 +2456,19 @@ class MainWindow(
         return extract_exec_target_path(exec_line) or ""
 
     def _has_running_game_process(self) -> bool:
+        if getattr(self, "native_game_running", False):
+            if any(process.poll() is None for process in self.game_processes):
+                return True
+            groups = {process.pid for process in self.game_processes}
+            for process in psutil.process_iter(attrs=["pid", "status"]):
+                try:
+                    if process.info["status"] != psutil.STATUS_ZOMBIE and os.getpgid(process.pid) in groups:
+                        return True
+                except ProcessLookupError:
+                    continue
+                except PermissionError:
+                    continue
+            return False
         if self._observe_game_processes():
             return True
         process_alive = any(proc.poll() is None for proc in self.game_processes)
@@ -2475,6 +2590,8 @@ class MainWindow(
         self._start_launch_output_reader(game_process)
 
     def _analyze_short_launch(self) -> None:
+        if getattr(self, "native_game_running", False):
+            return
         if not ui_config.get_crash_reports_enabled():
             logger.info("Compatibility report skipped: crash reports disabled")
             return
@@ -2546,11 +2663,12 @@ class MainWindow(
 
     def _terminate_game_processes(self) -> None:
         for proc in self.game_processes:
-            if proc.poll() is not None:
+            if proc.poll() is not None and not getattr(self, "native_game_running", False):
                 continue
             try:
-                os.killpg(os.getpgid(proc.pid), signal.SIGTERM)
-                proc.kill()
+                os.killpg(proc.pid if getattr(self, "native_game_running", False) else os.getpgid(proc.pid), signal.SIGTERM)
+                if not getattr(self, "native_game_running", False):
+                    proc.kill()
             except ProcessLookupError:
                 continue
             except OSError as e:
@@ -2569,11 +2687,14 @@ class MainWindow(
         return True
 
     def stop_running_game(self, button=None) -> bool:
-        """Stop current game via PortProton CLI stop command."""
+        """Stop the current game's owned processes and launcher."""
         if button is not None:
             self.current_running_button = button
         self.game_stopped_by_user = True
         self.egs_launch_cancelled = True
+        if getattr(self, "native_game_running", False):
+            self._terminate_game_processes()
+            return True
         if getattr(self, "launcher_process_only", False):
             if self._run_portproton_stop_command():
                 return True
@@ -3081,6 +3202,10 @@ class MainWindow(
             button.setIcon(self.theme_manager.get_icon("stop", as_path=True))
 
     def toggleGame(self, exec_line, button=None, game_name=None):
+        if exec_line.startswith(NATIVE_URI_PREFIX):
+            self._launch_native_game(exec_line, button)
+            return
+
         # Handle Steam games
         if exec_line.startswith("steam://"):
             self._launch_steam_game(exec_line)

portprotonqt/meson.build

@@ -22,6 +22,7 @@ install_data(
   'localization.py',
   'logger.py',
   'main_window.py',
+  'native_games.py',
   'port_data_path_selector.py',
   'portproton_api.py',
   'preloader.py',

portprotonqt/native_games.py

@@ -0,0 +1,511 @@
+"""Discover installed native games from desktop application entries."""
+
+import configparser
+import platform
+import os
+import re
+import shlex
+import shutil
+import tempfile
+from pathlib import Path
+from datetime import datetime
+
+from PySide6.QtCore import QThread
+
+from portprotonqt.config import LAUNCH_FILE_EXTENSIONS, WINDOWS_LAUNCH_EXTENSIONS, get_portproton_location, get_portproton_scripts_path, get_custom_data_dir_name
+from portprotonqt.config.portproton import get_custom_icon_path, extract_exec_target_path, resolve_custom_data_dir, parse_desktop_entry
+from portprotonqt.localization import _, get_metadata_language, read_metadata_translations
+from portprotonqt.logger import get_logger
+from portprotonqt.icon_extractor import get_exe_icon_cache_path
+from portprotonqt.time_utils import (
+    get_statistics_path, parse_playtime_file, get_last_launch_path, _parse_last_launch_line,
+    format_last_launch, format_playtime,
+)
+
+logger = get_logger(__name__)
+NATIVE_URI_PREFIX = "native://"
+NATIVE_SETTINGS_SECTION = "X-PortProtonQt"
+NATIVE_TOGGLE_KEYS = frozenset({"PW_USE_GAMEMODE", "PW_USE_RUNTIME", "PW_REDUCE_PULSE_LATENCY",
+                              "PW_USE_GALLIUM_ZINK", "PW_USE_OBS_VKCAPTURE", "PW_USE_INHIBIT_SLEEP"})
+NATIVE_ADVANCED_KEYS = frozenset({"LAUNCH_PARAMETERS", "PW_MESA_GL_VERSION_OVERRIDE", "PW_LOCALE_SELECT",
+                                "PW_MESA_VK_WSI_PRESENT_MODE", "PW_WINE_CPU_TOPOLOGY"})
+
+
+def is_native_executable(path: str) -> bool:
+    """Recognize native launch files while preserving Windows and disc formats."""
+    return (
+        Path(path).suffix.lower() not in LAUNCH_FILE_EXTENSIONS
+        and os.path.isfile(path)
+        and os.access(path, os.X_OK)
+    )
+
+
+def quote_native_arguments(arguments: list[str]) -> str:
+    """Quote arguments using desktop entry escaping, without a shell."""
+    escaped = []
+    for argument in arguments:
+        value = argument.replace("\\", "\\\\").replace('"', '\\"').replace("`", "\\`").replace("$", "\\$")
+        escaped.append('"' + value.replace("\\", "\\\\").replace("%", "%%") + '"')
+    return " ".join(escaped)
+
+
+def build_native_shortcut_command(command: str, mode: str = "--silent") -> str:
+    """Use the installed application launcher for native desktop shortcuts."""
+    flatpak_id = os.getenv("FLATPAK_ID")
+    appimage = os.getenv("APPIMAGE", "").strip()
+    launcher = ["portprotonqt"]
+    if flatpak_id:
+        launcher = ["flatpak", "run", flatpak_id]
+    elif appimage and os.path.isfile(appimage):
+        launcher = [appimage]
+    if mode:
+        launcher.append(mode)
+    return quote_native_arguments(launcher) + " " + command
+
+
+def get_native_source_command(command: str) -> str:
+    """Unwrap a PortProtonQt desktop command before applying native settings."""
+    parts = shlex.split(command.replace("\\\\", "\\"))
+    if "--silent" in parts and (parts[0] in {"portprotonqt", "flatpak", os.getenv("APPIMAGE", "").strip()} or parts[0].lower().endswith(".appimage")):
+        target = extract_exec_target_path(parts)
+        if target:
+            target = target.replace("\\$", "$").replace("\\`", "`").replace("%%", "%")
+            return quote_native_arguments([target])
+    return command
+
+
+def get_native_tool_paths() -> dict[str, str]:
+    """Locate the existing PortProton runtime and shader bundle without loading Wine."""
+    scripts = get_portproton_scripts_path()
+    location = get_portproton_location()
+    if not scripts or not location:
+        return {}
+    values = {}
+    try:
+        for line in (Path(scripts) / "var").read_text(encoding="utf-8").splitlines():
+            key, separator, value = line.removeprefix("export ").partition("=")
+            if separator and key in {"PW_LIBS_VER", "PW_PLUGINS_VER"}:
+                values[key] = value.strip().strip('"\'')
+    except OSError as error:
+        logger.warning("Cannot read native runtime versions: %s", error)
+        return {}
+    root = Path(location) / "data/tmp"
+    return {"runtime": str(root / ("libs" + values.get("PW_LIBS_VER", ""))),
+            "plugins": str(root / ("plugins" + values.get("PW_PLUGINS_VER", ""))),
+            "PW_PLUGINS_VER": values.get("PW_PLUGINS_VER", "")}
+
+
+def read_native_variables(path: Path) -> dict[str, str]:
+    """Read literal var/PPDB assignments without executing shell commands."""
+    values = {}
+    for line in path.read_text(encoding="utf-8").splitlines():
+        if not line.strip().startswith(("export ", "check_variables ")):
+            continue
+        parts = shlex.split(line, comments=True)
+        if not parts:
+            continue
+        if parts[0] == "check_variables" and len(parts) == 3:
+            values[parts[1]] = parts[2]
+        elif parts[0] == "export" and len(parts) == 2 and "=" in parts[1]:
+            key, value = parts[1].split("=", 1)
+            values[key] = value.replace("\\$", "$").replace("\\`", "`")
+    return values
+
+
+def get_native_ppdb_path(desktop_path: str, settings: dict[str, str]) -> Path:
+    """Keep native settings and logs in a named per-game user data directory."""
+    data_home = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+    name = settings.get("Name", Path(desktop_path).stem).replace("/", "_").strip(".") or "native"
+    return data_home / "PortProtonQt/native_games" / name / (name + ".ppdb")
+
+
+def get_native_defaults() -> dict[str, str]:
+    """Read supported Linux defaults from the existing PortProton var file."""
+    values = dict.fromkeys(NATIVE_TOGGLE_KEYS | NATIVE_ADVANCED_KEYS, "0")
+    values.update(dict.fromkeys(NATIVE_ADVANCED_KEYS, "disabled"))
+    values.update({"LAUNCH_PARAMETERS": "", "PW_MANGOHUD": "0", "PW_MANGOHUD_USER_CONF": "0",
+                   "PW_VKBASALT": "0", "PW_VKBASALT_USER_CONF": "0", "PW_GAMESCOPE": "0",
+                   "MANGOHUD_CONFIG": "", "FPS_LIMIT": ""})
+    scripts = get_portproton_scripts_path()
+    if scripts and (Path(scripts) / "var").is_file():
+        defaults = read_native_variables(Path(scripts) / "var")
+        values.update({key: value for key, value in defaults.items()
+                       if (key in values and key != "PW_USE_RUNTIME") or key.startswith(("PW_VKBASALT_", "PW_GAMESCOPE_"))})
+        values["MANGOHUD_CONFIG"] = ",".join(item for item in defaults.get("DEFAULT_MANGOHUD_CONFIG", "").split(",")
+                                              if item not in {"wine", "winesync"})
+    return values
+
+
+def load_native_settings(desktop_path: str) -> dict[str, str]:
+    """Load var defaults, existing desktop settings, and the game PPDB."""
+    parser = configparser.ConfigParser(interpolation=None, strict=False)
+    parser.optionxform = lambda optionstr: optionstr
+    parser.read_string(Path(desktop_path).read_text(encoding="utf-8"))
+    settings = get_native_defaults()
+    if parser.has_section(NATIVE_SETTINGS_SECTION):
+        settings.update(parser[NATIVE_SETTINGS_SECTION])
+    settings["Path"] = parser["Desktop Entry"].get("Path", "").replace("\\\\", "\\")
+    database = Path(desktop_path + ".ppdb")
+    if database.is_file():
+        content = database.read_text(encoding="utf-8")
+        if content.lstrip().startswith("["):
+            parser.read_string(content)
+            settings.update(parser[NATIVE_SETTINGS_SECTION])
+        else:
+            settings.update(read_native_variables(database))
+    settings.setdefault("Name", parser["Desktop Entry"].get("Name", Path(desktop_path).stem))
+    settings.setdefault("Exec", parser["Desktop Entry"]["Exec"])
+    settings["Exec"] = get_native_source_command(settings["Exec"])
+    parts = shlex.split(settings["Exec"].replace("\\\\", "\\"))
+    executable = next((part.replace("%%", "%") for part in reversed(parts)
+                       if os.path.isabs(part.replace("%%", "%")) and Path(part.replace("%%", "%")).is_file()), None)
+    if executable is None and parts:
+        executable = shutil.which(parts[0])
+    legacy_paths = [Path((executable or desktop_path) + ".ppdb")]
+    data_home = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+    legacy_paths.append(data_home / "PortProtonQt/native_games" / (get_custom_data_dir_name(desktop_path) + ".ppdb"))
+    for legacy in legacy_paths:
+        if legacy.is_file():
+            settings.update(read_native_variables(legacy))
+    database = get_native_ppdb_path(desktop_path, settings)
+    if database.is_file():
+        settings.update(read_native_variables(database))
+    settings.setdefault("PW_PLUGINS_VER", get_native_tool_paths().get("PW_PLUGINS_VER", ""))
+    return settings
+
+
+def build_native_runtime(settings: dict[str, str]) -> tuple[list[str], list[str]]:
+    """Use PortProton's runtime and portable Linux tools without loading Wine."""
+    paths = get_native_tool_paths()
+    runtime = Path(paths.get("runtime", ""))
+    wrapper = runtime / "pressure-vessel/bin/pressure-vessel-unruntime"
+    if not wrapper.is_file() or not (runtime / "runtime/files").is_dir():
+        raise ValueError("PortProton container runtime is not installed")
+    environment = [f"PRESSURE_VESSEL_RUNTIME_BASE={runtime}", "PRESSURE_VESSEL_RUNTIME=runtime",
+                   f"PRESSURE_VESSEL_VARIABLE_DIR={runtime / 'var'}", "PRESSURE_VESSEL_COPY_RUNTIME=1",
+                   "PRESSURE_VESSEL_IMPORT_VULKAN_LAYERS=1"]
+    if platform.freedesktop_os_release().get("ID") == "altlinux":
+        drivers = [str(path.resolve()) for path in (Path("/etc/libnvidiacurrent"), Path("/etc/libnvidia32current"))
+                   if path.is_dir()]
+        if drivers:
+            environment.append("PRESSURE_VESSEL_APP_LD_LIBRARY_PATH=" + ":".join(filter(None, [os.getenv("LD_LIBRARY_PATH", ""), *drivers])))
+            environment.append("LIBGL_DRIVERS_PATH=/usr/lib/X11/modules/dri:/usr/lib64/X11/modules/dri")
+    command = [str(wrapper), "--share-home", "--remove-game-overlay", "--share-pid", "--", "env"]
+    portable = Path(paths.get("plugins", "")) / "portable"
+    command += [f"PATH={portable / 'bin'}:{os.environ.get('PATH', '')}"]
+    if settings.get("PW_MANGOHUD") == "1" or settings.get("PW_VKBASALT") == "1":
+        layers = portable / "share/vulkan/implicit_layer.d"
+        libraries = ":".join(str(portable / "lib" / arch) for arch in ("lib64", "lib32"))
+        command += [f"LD_LIBRARY_PATH={libraries}:/overrides/lib/x86_64-linux-gnu:/overrides/lib/i386-linux-gnu",
+                    f"VK_ADD_LAYER_PATH={layers}", f"VK_ADD_IMPLICIT_LAYER_PATH={layers}"]
+        environment.remove("PRESSURE_VESSEL_IMPORT_VULKAN_LAYERS=1")
+        environment.append("PRESSURE_VESSEL_IMPORT_VULKAN_LAYERS=0")
+        if settings.get("PW_MANGOHUD") == "1":
+            if not (portable / "lib/lib64/libMangoHud_shim.so").is_file():
+                raise ValueError("PortProton portable MangoHud is not installed")
+            preload = ":".join(filter(None, [os.getenv("LD_PRELOAD", ""), "libMangoHud_shim.so"]))
+            command += ["MANGOHUD=1", f"LD_PRELOAD={preload}"]
+    return command, environment
+
+
+def build_native_launch_command(command: str, settings: dict[str, str]) -> str:
+    """Compose Linux launch wrappers and environment for a desktop entry."""
+    prefix = []
+    environment = []
+    for key, variable in (("PW_REDUCE_PULSE_LATENCY", "PULSE_LATENCY_MSEC=60"),
+                          ("PW_USE_GALLIUM_ZINK", "MESA_LOADER_DRIVER_OVERRIDE=zink"),
+                          ("PW_USE_OBS_VKCAPTURE", "OBS_VKCAPTURE=1")):
+        if settings.get(key) == "1":
+            environment.append(variable)
+    for key, variable in (("PW_LOCALE_SELECT", "LC_ALL"), ("PW_MESA_GL_VERSION_OVERRIDE", "MESA_GL_VERSION_OVERRIDE"),
+                          ("PW_MESA_VK_WSI_PRESENT_MODE", "MESA_VK_WSI_PRESENT_MODE")):
+        if settings.get(key) not in (None, "", "disabled"):
+            environment.append(f"{variable}={settings[key]}")
+    if settings.get("PW_USE_INHIBIT_SLEEP") == "1":
+        prefix += ["systemd-inhibit", "--what=idle:sleep", "--why=Native game", "--"]
+    if settings.get("PW_GAMESCOPE") == "1":
+        prefix += ["gamescope", *shlex.split(settings.get("PW_GAMESCOPE_ARGS_NEW", "")), "--"]
+    if settings.get("PW_USE_RUNTIME") == "1":
+        runtime_command, runtime_env = build_native_runtime(settings)
+        prefix += runtime_command
+        environment += runtime_env
+    cores = settings.get("PW_WINE_CPU_TOPOLOGY", "disabled")
+    if cores not in ("", "disabled"):
+        available = sorted(os.sched_getaffinity(0))
+        count = int(cores)
+        if not 1 <= count <= len(available):
+            raise ValueError("Invalid CPU cores limit")
+        prefix += ["taskset", "-c", ",".join(str(cpu) for cpu in available[:count])]
+    if settings.get("PW_USE_GAMEMODE") == "1":
+        prefix.append("gamemoderun")
+    if settings.get("PW_MANGOHUD") == "1":
+        if settings.get("PW_USE_RUNTIME") != "1":
+            prefix += ["mangohud", "--dlsym"]
+        if settings.get("PW_MANGOHUD_USER_CONF") != "1":
+            config = settings.get("MANGOHUD_CONFIG", "")
+            if settings.get("FPS_LIMIT"):
+                config += f",fps_limit={settings['FPS_LIMIT']}"
+            environment.append(f"MANGOHUD_CONFIG={config.strip(',')}")
+    if settings.get("PW_VKBASALT") == "1":
+        environment.append("ENABLE_VKBASALT=1")
+        if settings.get("VKBASALT_CONFIG_FILE"):
+            environment.append(f"VKBASALT_CONFIG_FILE={settings['VKBASALT_CONFIG_FILE']}")
+    if environment:
+        prefix = ["env", *environment, *prefix]
+    suffix = quote_native_arguments(shlex.split(settings.get("LAUNCH_PARAMETERS", "")))
+    return " ".join(part for part in (quote_native_arguments(prefix), command, suffix) if part)
+
+
+def write_native_vkbasalt_config(desktop_path: str, settings: dict[str, str]) -> None:
+    """Keep native vkBasalt configuration isolated from global settings."""
+    if settings.get("PW_VKBASALT") != "1" or settings.get("PW_VKBASALT_USER_CONF") == "1":
+        settings.pop("VKBASALT_CONFIG_FILE", None)
+        return
+    config = get_native_ppdb_path(desktop_path, settings).with_suffix(".vkbasalt.conf")
+    plugins = Path(get_native_tool_paths().get("plugins", "")) / "reshade"
+    lines = [f"effects = {settings.get('PW_VKBASALT_EFFECTS', 'cas')}",
+             f"casSharpness = {settings.get('PW_VKBASALT_FFX_CAS', '0.50')}",
+             f"toggleKey = {settings.get('PW_VKBASALT_TOOGLE_KEY', 'Home')}",
+             f"reshadeTexturePath = {plugins / 'textures'}", f"reshadeIncludePath = {plugins}"]
+    for shader in settings.get("PW_VKBASALT_EFFECTS", "").split(":"):
+        if shader and shader != "cas":
+            if Path(shader).name != shader:
+                raise ValueError("Invalid vkBasalt shader name")
+            shader_path = plugins / "shaders" / (shader + ".fx")
+            if not shader_path.is_file():
+                raise ValueError(f"vkBasalt shader is not installed: {shader}")
+            lines.append(f"{shader} = {shader_path}")
+    config.write_text("\n".join(lines) + "\n", encoding="utf-8")
+    settings["VKBASALT_CONFIG_FILE"] = str(config)
+
+
+def save_native_settings(desktop_path: str, changes: dict[str, str]) -> None:
+    """Save native settings only to PPDB, leaving installed launchers unchanged."""
+    settings = load_native_settings(desktop_path)
+    settings.update(changes)
+    settings["Exec"] = get_native_source_command(settings["Exec"])
+    command, directory = settings["Exec"], settings.get("Path", "")
+    if not shlex.split(command.replace("\\\\", "\\")) or any(char in "".join(settings.values()) for char in "\n\r\x00"):
+        raise ValueError("Invalid native launch command or directory")
+    if directory and (not os.path.isabs(directory) or not os.path.isdir(directory)):
+        raise ValueError("Working directory must be an existing absolute path")
+    database = get_native_ppdb_path(desktop_path, settings)
+    database.parent.mkdir(parents=True, exist_ok=True)
+    write_native_vkbasalt_config(desktop_path, settings)
+    temporary: Path | None = None
+    try:
+        with tempfile.NamedTemporaryFile(mode="w", encoding="utf-8", dir=database.parent, delete=False) as output:
+            temporary = Path(output.name)
+            for key, value in sorted(settings.items()):
+                if key in {"Name", "Icon", "Exec", "Path"}:
+                    continue
+                escaped = value.replace("\\", "\\\\").replace('"', '\\"').replace("$", "\\$").replace("`", "\\`")
+                output.write(f'export {key}="{escaped}"\n')
+        os.replace(temporary, database)
+    finally:
+        if temporary is not None:
+            temporary.unlink(missing_ok=True)
+
+
+def create_native_desktop_file(executable: str, name: str, icon: str = "") -> tuple[str, str] | None:
+    """Build a native launcher through PortProtonQt with the game's directory."""
+    path = Path(executable).expanduser().absolute()
+    if not path.is_file() or not os.access(path, os.X_OK) or path.suffix.lower() in WINDOWS_LAUNCH_EXTENSIONS:
+        logger.warning("Not an executable native game: %s", path)
+        return None
+    if not name.strip() or any(char in str(path) + icon for char in "\n\r\x00"):
+        logger.warning("Invalid native game name or path")
+        return None
+    name = " ".join(name.splitlines()).strip()
+    # Desktop Exec uses double quoting and doubles literal percent signs.
+    command = build_native_shortcut_command(quote_native_arguments([str(path)]))
+    directory = str(path.parent).replace("\\", "\\\\")
+    icon = get_custom_icon_path(str(path)) or icon
+    if not icon and path.suffix.lower() == ".appimage":
+        icon = get_exe_icon_cache_path(str(path))
+    icon = icon.replace("\\", "\\\\") if os.path.isfile(icon) else "applications-games"
+    comment = _('Launch "{name}" with PortProton').format(name=name)
+    content = (f"[Desktop Entry]\nType=Application\nName={name}\nComment={comment}\nExec={command}\n"
+               f"Path={directory}\nIcon={icon}\nTerminal=false\nCategories=Game;\nStartupNotify=true\nActions=RunSilent;RunLog;\n")
+    for action, label, mode in (("RunSilent", _("Run in silent mode"), "--silent"),
+                                ("RunLog", _("Run in logging mode"), "--log")):
+        action_command = build_native_shortcut_command(quote_native_arguments([str(path)]), mode)
+        content += f"\n[Desktop Action {action}]\nName={label}\nExec={action_command}\nIcon={icon}\n"
+    location = get_portproton_location()
+    if not location:
+        logger.warning("PortProton data directory is unavailable")
+        return None
+    filename = name.replace("/", "_") + ".desktop"
+    destination = Path(location) / filename
+    try:
+        destination.parent.mkdir(parents=True, exist_ok=True)
+    except OSError as error:
+        logger.warning("Cannot create native library directory: %s", error)
+        return None
+    return content, str(destination)
+
+
+def read_native_game(path: Path) -> tuple | None:
+    """Read a game entry without modifying the installed desktop file."""
+    parser = configparser.ConfigParser(interpolation=None, strict=False)
+    try:
+        parser.read_string(path.read_text(encoding="utf-8"))
+        if not parser.has_section("Desktop Entry"):
+            return None
+        entry = parser["Desktop Entry"]
+        if entry.get("Type") != "Application" or "Game" not in entry.get("Categories", "").split(";"):
+            return None
+        if any(entry.get(key, "false").lower() == "true" for key in ("Hidden", "NoDisplay")):
+            return None
+        if any(mime.startswith("x-scheme-handler/") for mime in entry.get("MimeType", "").split(";")):
+            return None
+        name, command = entry.get("Name", ""), entry.get("Exec", "")
+        parts = shlex.split(command.replace("\\\\", "\\"))
+        if not name or not parts:
+            return None
+        if any(part.lower().endswith(WINDOWS_LAUNCH_EXTENSIONS)
+               or part.lower().startswith(("steam://", "gog://", "egs://")) for part in parts):
+            return None
+        if entry.get("TryExec") and not shutil.which(entry["TryExec"]):
+            return None
+        original = parser[NATIVE_SETTINGS_SECTION].get("Exec", command) if parser.has_section(NATIVE_SETTINGS_SECTION) else command
+        executable = extract_exec_target_path(shlex.split(original.replace("\\\\", "\\"))) or ""
+        data_home = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+        root = str(data_home / "PortProtonQt/custom_data")
+        custom = Path(resolve_custom_data_dir(root, str(path)))
+        if not custom.is_dir() and executable:
+            custom = Path(resolve_custom_data_dir(root, executable))
+        description = entry.get("Comment", "")
+        metadata = custom / "metadata.txt"
+        if metadata.is_file():
+            translations = read_metadata_translations(str(metadata), get_metadata_language())
+            name = translations.get("name") or name
+            description = translations.get("description") or description
+        cover = next((str(path) for path in custom.glob("cover.*") if path.is_file()), "")
+        if not cover:
+            from portprotonqt.steam_api.api import get_cached_sgdb_cover
+
+            cover = get_cached_sgdb_cover(name)
+        if not cover and executable.lower().endswith(".appimage"):
+            cached_icon = get_exe_icon_cache_path(executable)
+            if os.path.isfile(cached_icon):
+                cover = cached_icon
+        return (name, description, cover,
+                "", "", NATIVE_URI_PREFIX + str(path), _("Never"), "", "", "", 0, 0,
+                "native", "", "", "")
+    except configparser.Error as error:
+        logger.warning("Invalid native desktop entry %s: %s", path, error)
+    except OSError as error:
+        logger.warning("Cannot read native desktop entry %s: %s", path, error)
+    except UnicodeError as error:
+        logger.warning("Invalid native desktop encoding %s: %s", path, error)
+    except ValueError as error:
+        logger.warning("Invalid native desktop command %s: %s", path, error)
+    return None
+
+
+def get_native_launch(desktop_path: str) -> tuple[list[str], str]:
+    """Resolve desktop field codes into a direct Linux process command."""
+    parser = configparser.ConfigParser(interpolation=None, strict=False)
+    parser.read_string(Path(desktop_path).read_text(encoding="utf-8"))
+    entry = parser["Desktop Entry"]
+    settings = load_native_settings(desktop_path)
+    entry["Exec"] = settings["Exec"]
+    if get_native_ppdb_path(desktop_path, settings).is_file():
+        entry["Exec"] = build_native_launch_command(settings["Exec"], settings)
+        entry["Path"] = settings.get("Path", "").replace("\\", "\\\\")
+    escapes = {"\\": "\\", "s": " ", "n": "\n", "t": "\t", "r": "\r"}
+    command = re.sub(r"\\([\\sntr])", lambda match: escapes[match[1]], entry.get("Exec", ""))
+    arguments = []
+    for part in shlex.split(command):
+        part = part.replace("\\$", "$").replace("\\`", "`")
+        if part == "%i":
+            if entry.get("Icon"):
+                arguments.extend(["--icon", entry["Icon"]])
+            continue
+        value = re.sub(r"%%|%[fFuUdDnNvmick]", lambda match:
+                       {"%%": "%", "%c": entry.get("Name", ""), "%k": desktop_path}.get(match[0], ""), part)
+        if value:
+            arguments.append(value)
+    if not arguments:
+        raise ValueError("Empty native launch command")
+    directory = re.sub(r"\\([\\sntr])", lambda match: escapes[match[1]], entry.get("Path", ""))
+    if directory and not os.path.isdir(directory):
+        raise ValueError(f"Working directory does not exist: {directory}")
+    executable = next((part for part in reversed(arguments)
+                       if os.path.isabs(part) and os.path.isfile(part) and os.access(part, os.X_OK)), arguments[0])
+    fallback = Path(executable).parent if os.path.isabs(executable) else Path.home()
+    return arguments, directory or str(fallback)
+
+
+def load_native_game_times(games: list[tuple]) -> list[tuple]:
+    """Read shared statistics once for the native library batch."""
+    statistics, launches = {}, {}
+    try:
+        path = get_statistics_path()
+        if os.path.isfile(path):
+            statistics = parse_playtime_file(path)
+        path = get_last_launch_path()
+        if os.path.isfile(path):
+            launches = dict(parsed for line in Path(path).read_text(encoding="utf-8").splitlines()
+                            if (parsed := _parse_last_launch_line(line)))
+    except OSError as error:
+        logger.warning("Cannot read native game statistics: %s", error)
+    updated_games = []
+    for game in games:
+        path = Path(game[5].removeprefix(NATIVE_URI_PREFIX))
+        updated = list(game)
+        updated[11] = statistics.get(str(path).replace(" ", "#@_@#"), 0)
+        updated[7] = format_playtime(updated[11])
+        if path.stem in launches:
+            try:
+                launched = datetime.fromisoformat(launches[path.stem])
+                updated[6], updated[10] = format_last_launch(launched), launched.timestamp()
+            except ValueError as error:
+                logger.warning("Invalid native last launch time for %s: %s", path, error)
+        updated_games.append(tuple(updated))
+    return updated_games
+
+
+class NativeLibraryWorker(QThread):
+    """Scan application directories outside the UI thread."""
+
+    def __init__(self) -> None:
+        super().__init__()
+        self.games: list[tuple] = []
+
+    def run(self) -> None:
+        data_home = Path(os.environ.get("XDG_DATA_HOME", str(Path.home() / ".local/share")))
+        data_dirs = os.environ.get("XDG_DATA_DIRS", "/usr/local/share:/usr/share").split(os.pathsep)
+        roots = [data_home, *(Path(directory) for directory in data_dirs if directory),
+                 data_home / "flatpak/exports/share", Path("/var/lib/flatpak/exports/share")]
+        directories = [root / "applications" for root in roots]
+        directories.insert(0, data_home / "PortProtonQt/native_games")
+        location = get_portproton_location()
+        if location:
+            directories.insert(0, Path(location))
+        seen: set[str] = set()
+        commands: set[tuple[str, str, str]] = set()
+        for applications in directories:
+            try:
+                for path in sorted(applications.glob("*.desktop") if location and applications == Path(location)
+                                   else applications.rglob("*.desktop")):
+                    if self.isInterruptionRequested():
+                        return
+                    desktop_id = str(path.relative_to(applications)).replace(os.sep, "-")
+                    if desktop_id in seen:
+                        continue
+                    seen.add(desktop_id)
+                    game = read_native_game(path)
+                    if not game:
+                        continue
+                    entry = parse_desktop_entry(str(path)) or {}
+                    command = get_native_source_command(entry.get("Exec", ""))
+                    identity = (command, entry.get("Path", ""), entry.get("Name", ""))
+                    if identity in commands:
+                        continue
+                    commands.add(identity)
+                    self.games.append(game)
+            except OSError as error:
+                logger.warning("Cannot scan native games in %s: %s", applications, error)
+        self.games = load_native_game_times(self.games)

portprotonqt/steam_api/api.py

@@ -575,6 +575,23 @@ def get_cached_full_steam_game_info(appid: int, fallback_name: str = "") -> dict
     )
 
 
+def get_cached_sgdb_cover(game_name: str) -> str:
+    """Read a cached SGDB grid URL without creating a download worker."""
+    cache = CacheManager()
+    safe_name = "".join(c for c in game_name if c.isalnum() or c in " -_")[:50]
+    key = f"sgdb_{safe_name}_grids"
+    if not cache.is_fresh(key, SGDB_CACHE_DURATION):
+        return ""
+    cover = cache.load_json(key)
+    if not isinstance(cover, str):
+        return ""
+    from portprotonqt.portproton_api import get_user_conf_setting
+
+    if get_user_conf_setting("MIRROR") == "CLOUD":
+        cover = cover.replace("https://cdn2.steamgriddb.com/", "https://deckyloader.ru/sgdb-cdn/", 1)
+    return cover
+
+
 def get_cached_steam_game_info(desktop_name: str, exec_line: str) -> dict:
     """Return Steam metadata from local cache only."""
     from portprotonqt.steam_api.utils import filter_candidates, remove_duplicates
@@ -582,7 +599,8 @@ def get_cached_steam_game_info(desktop_name: str, exec_line: str) -> dict:
     game_exe = extract_exec_target_path(exec_line) or exec_line
     exe_name = os.path.splitext(os.path.basename(game_exe))[0]
     folder_name = os.path.basename(os.path.dirname(game_exe)) if game_exe else ""
-    candidates = remove_duplicates(filter_candidates([desktop_name, exe_name, folder_name]))
+    names = [desktop_name] if exec_line.startswith("native://") else [desktop_name, exe_name, folder_name]
+    candidates = remove_duplicates(filter_candidates(names))
     apps_path = CacheManager().cache_dir / "steam_apps.json"
     steam_apps, steam_apps_index = _get_cached_data_and_index(apps_path, build_index)
     if not steam_apps:
@@ -660,6 +678,7 @@ def get_steam_game_info_async(
 
     is_autoinstall = exec_line.startswith("autoinstall:")
     is_store_uri = exec_line.startswith(("gog://", "egs://"))
+    is_native = exec_line.startswith("native://")
 
     if game_exe.lower().endswith(('.bat', '.cmd')):
         if os.path.exists(game_exe):
@@ -681,7 +700,7 @@ def get_steam_game_info_async(
         else:
             logger.error("Command file not found: %s", game_exe)
 
-    if cached_match is not None or is_store_uri:
+    if cached_match is not None or is_store_uri or is_native:
         meta_data = {}
     elif not game_exe.lower().endswith('.exe'):
         logger.error("Invalid executable path: %s. Expected .exe", game_exe)
@@ -705,9 +724,9 @@ def get_steam_game_info_async(
         candidates.append(file_description)
     if desktop_name:
         candidates.append(desktop_name)
-    if exe_name and not is_store_uri:
+    if exe_name and not (is_store_uri or is_native):
         candidates.append(exe_name)
-    if folder_name and not is_store_uri:
+    if folder_name and not (is_store_uri or is_native):
         candidates.append(folder_name)
     candidates = filter_candidates(candidates)
     candidates = remove_duplicates(candidates)
@@ -724,6 +743,9 @@ def get_steam_game_info_async(
 
         if matching_app is None and (not steam_apps or not steam_apps_index):
             game_name = desktop_name or exe_name
+            if is_native:
+                fetch_sgdb_cover_async(game_name, lambda cover: callback({"name": game_name, "cover": cover}))
+                return
 
             def on_sgdb_cover_failure(cover: str) -> None:
                 result = _build_game_info_result(
@@ -762,6 +784,9 @@ def get_steam_game_info_async(
         game_name = desktop_name or exe_name.capitalize()
 
         if not matching_app:
+            if is_native:
+                fetch_sgdb_cover_async(game_name, lambda cover: callback({"name": game_name, "cover": cover}))
+                return
             def on_sgdb_cover_non_steam(cover: str) -> None:
                 def on_anticheat_info_non_steam(anticheat_info: dict) -> None:
                     result = _build_game_info_result(
@@ -790,6 +815,22 @@ def get_steam_game_info_async(
             cache_manager.save_json(match_key, matching_app)
 
         def on_app_info(app_info: dict | None) -> None:
+            if is_native:
+                info = app_info or {}
+                result = {"appid": appid, "name": info.get("name", game_name),
+                          "description": info.get("short_description", ""),
+                          "controller_support": info.get("controller_support", "")}
+
+                def on_native_cover(cover: str) -> None:
+                    result["cover"] = cover
+                    callback(result)
+
+                local_cover = get_local_steam_cover(appid, prefer_exact=False)
+                if local_cover:
+                    on_native_cover(local_cover)
+                else:
+                    fetch_sgdb_cover_async(result["name"], on_native_cover)
+                return
             if not app_info:
                 cover = get_local_steam_cover(appid, prefer_exact=False)
                 if not cover and not has_custom_data:

portprotonqt/steam_api/shortcuts.py

@@ -1,6 +1,7 @@
 """Steam shortcuts management for PortProtonQt."""
 
 import base64
+import glob
 import os
 import random
 import re
@@ -16,7 +17,10 @@ import requests
 import vdf
 import websocket
 
-from portprotonqt.config.portproton import get_custom_icon_path
+from PySide6.QtGui import QIcon, QImageReader
+from PySide6.QtCore import QStandardPaths
+
+from portprotonqt.config.portproton import get_custom_icon_path, parse_desktop_entry
 from portprotonqt.logger import get_logger
 from portprotonqt.downloader import Downloader
 from portprotonqt.icon_extractor import generate_thumbnail
@@ -171,7 +175,7 @@ def call_steam_api(js_cmd: str, *args) -> dict | None:
 def _parse_exec_line(exec_line: str) -> tuple[str | None, str]:
     """Parse exec_line to extract executable path."""
     try:
-        exe_path = extract_exec_target_path(exec_line)
+        exe_path = exec_line if exec_line.startswith("native://") else extract_exec_target_path(exec_line)
         if not exe_path:
             logger.error("Failed to parse exec_line: %s", exec_line)
             return None, "Failed to parse executable command: no target path"
@@ -224,6 +228,33 @@ export LD_PRELOAD=
     return script_path, ""
 
 
+def _resolve_desktop_icon(source: str) -> QIcon:
+    """Resolve a desktop icon through Qt, then standard XDG icon directories."""
+    if not source:
+        return QIcon()
+    if os.path.isfile(source):
+        return QIcon(source)
+    icon = QIcon.fromTheme(source)
+    if not icon.isNull() or os.path.basename(source) != source:
+        return icon
+    formats = {bytes(value.data()).decode("ascii") for value in QImageReader.supportedImageFormats()}
+    filename = glob.escape(source)
+    if Path(source).suffix.lstrip(".").lower() not in formats:
+        filename += ".*"
+    roots = QStandardPaths.standardLocations(QStandardPaths.StandardLocation.GenericDataLocation)
+    patterns = (f"icons/hicolor/*/*/{filename}", f"icons/*/*/*/{filename}",
+                f"icons/{filename}", f"pixmaps/{filename}")
+    for root in roots:
+        for pattern in patterns:
+            for path in sorted(Path(root).glob(pattern)):
+                if not path.is_file() or path.suffix.lstrip(".").lower() not in formats:
+                    continue
+                icon = QIcon(str(path))
+                if not icon.isNull():
+                    return icon
+    return QIcon()
+
+
 def _generate_icon(exe_path: str, portproton_dir: str) -> str:
     """Generate thumbnail icon for the game."""
     safe_game_name = re.sub(r'[<>:"/\\|?*]', '_', os.path.basename(exe_path))
@@ -236,7 +267,13 @@ def _generate_icon(exe_path: str, portproton_dir: str) -> str:
         if os.path.exists(generated_icon_path):
             logger.info(f"Reusing existing thumbnail: {generated_icon_path}")
         else:
-            success = generate_thumbnail(exe_path, generated_icon_path, size=128, force_resize=True)
+            if exe_path.endswith(".desktop"):
+                entry = parse_desktop_entry(exe_path) or {}
+                source = entry.get("Icon", "")
+                icon = _resolve_desktop_icon(source)
+                success = icon.pixmap(128, 128).save(generated_icon_path)
+            else:
+                success = generate_thumbnail(exe_path, generated_icon_path, size=128, force_resize=True)
             if not success or not os.path.exists(generated_icon_path):
                 logger.warning(f"Failed to generate thumbnail for {exe_path}")
                 return ""
@@ -424,7 +461,8 @@ def add_to_steam(
         return (False, error)
 
     is_store_uri = exe_path.startswith(("gog://launch/", "egs://launch/"))
-    if not is_store_uri and not os.path.exists(exe_path):
+    local_path = exe_path.removeprefix("native://")
+    if not is_store_uri and not os.path.exists(local_path):
         logger.error(f"Executable not found: {exe_path}")
         return (False, f"Executable file not found: {exe_path}")
 
@@ -438,8 +476,8 @@ def add_to_steam(
     if error:
         return (False, error)
 
-    custom_icon = get_custom_icon_path(script_path) or get_custom_icon_path(exe_path)
-    icon_source = custom_icon or icon_source or (None if is_store_uri else exe_path)
+    custom_icon = get_custom_icon_path(script_path) or get_custom_icon_path(local_path)
+    icon_source = custom_icon or icon_source or (None if is_store_uri else local_path)
     icon_path = custom_icon or (_generate_icon(icon_source, portproton_dir) if icon_source else "")
 
     steam_home = get_steam_home()

portprotonqt/tabs/library_tab.py

@@ -1,5 +1,7 @@
 import os
+import re
 import shutil
+from pathlib import Path
 from collections.abc import Callable
 from typing import TYPE_CHECKING, Any, cast
 
@@ -40,6 +42,7 @@ from portprotonqt.dialogs.proton_manager import (
 from portprotonqt.image_utils import COVER_IMAGE_EXTENSIONS
 from portprotonqt.localization import _, get_metadata_language, read_metadata_translations
 from portprotonqt.logger import get_logger
+from portprotonqt.native_games import NATIVE_URI_PREFIX, save_native_settings, is_native_executable, read_native_game
 from portprotonqt.scripts_utils.shortcut_tools import find_ext_ppdb
 from portprotonqt.scripts_utils.prefix_backup import BACKUP_EXTENSION
 from portprotonqt.steam_api import get_cached_steam_game_info, is_game_in_steam
@@ -117,7 +120,7 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
         ))
         game_config.set_display_filter(display_filter)
         self.onlyInstalledCheckBox.setVisible(
-            display_filter not in ("steam", "portproton")
+            display_filter not in ("steam", "portproton", "native")
         )
         self._position_library_controls_widget()
         self._on_only_installed_changed(game_config.get_only_installed())
@@ -362,13 +365,14 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
 
         display_filter = game_config.get_display_filter()
         only_installed = game_config.get_only_installed()
-        self.filter_keys = ["all", "steam", "gog", "egs", "portproton", "favorites"]
+        self.filter_keys = ["all", "steam", "gog", "egs", "portproton", "native", "favorites"]
         self.filter_labels = [
             _("All"),
             "Steam",
             "GOG",
             "Epic Games",
             "PortProton",
+            _("Native"),
             _("Favorites"),
         ]
         self.gamesDisplayCombo = self._create_library_combo(self.filter_labels, _("Display Filter:"))
@@ -406,7 +410,7 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
         controls_layout.addWidget(self.gamesDisplayCombo, 1, 0)
         controls_layout.addWidget(self.onlyInstalledCheckBox, 4, 0)
         self.onlyInstalledCheckBox.setVisible(
-            display_filter not in ("steam", "portproton")
+            display_filter not in ("steam", "portproton", "native")
         )
 
         self.badge_view_keys = ["detailed", "compact", "hidden"]
@@ -652,7 +656,7 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
                 path = url.toLocalFile().lower()
                 if path.endswith(
                     LAUNCH_FILE_EXTENSIONS + PP_FILE_EXTENSIONS + THEME_ARCHIVE_EXTENSIONS
-                ):
+                ) or (os.path.isfile(url.toLocalFile()) and is_native_executable(url.toLocalFile())):
                     event.acceptProposedAction()
                     return
         event.ignore()
@@ -676,7 +680,7 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
                 self.open_local_autoinstall_card(path)
                 event.acceptProposedAction()
                 break
-            if path_lower.endswith(LAUNCH_FILE_EXTENSIONS):
+            if path_lower.endswith(LAUNCH_FILE_EXTENSIONS) or (os.path.isfile(path) and is_native_executable(path)):
                 self.openAddGameDialog(path)
                 event.acceptProposedAction()
                 break
@@ -755,6 +759,9 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
             name = dialog.nameEdit.text().strip()
             exe_path = dialog.exeEdit.text().strip()
             user_cover = dialog.coverEdit.text().strip()
+            native = is_native_executable(exe_path)
+            if native:
+                user_cover = dialog.last_cover_path or user_cover
 
             if not name or not exe_path:
                 return
@@ -789,14 +796,30 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
                 entry = parse_desktop_entry(desktop_path)
                 if not entry:
                     return
-                self._known_portproton_desktops.add(desktop_path)
+                if not native:
+                    self._known_portproton_desktops.add(desktop_path)
+                elif cover_path:
+                    desktop_entry = re.sub(r"^Icon=.*$", lambda _match: f"Icon={cover_path}", desktop_entry, flags=re.MULTILINE)
+                    self._write_desktop_file(desktop_entry, desktop_path)
+                if native:
+                    try:
+                        save_native_settings(desktop_path, {})
+                    except Exception as error:
+                        logger.warning("Cannot create native PPDB: %s", error)
+                        QMessageBox.warning(self, _("Error"), str(error))
+                        return
+                    for source in ("all", "native", "favorites"):
+                        getattr(self, "_loaded_library_cache", {}).pop(source, None)
                 description = entry.get("Comment", "")
-                exec_line = entry.get("Exec", exe_path)
+                exec_line = NATIVE_URI_PREFIX + desktop_path if native else entry.get("Exec", exe_path)
                 cover_for_shortcut = dialog.last_cover_path if dialog.last_cover_path else user_cover
                 self._sync_game_shortcuts_from_dialog(dialog, name, exec_line, cover_for_shortcut)
 
                 # User cover fallback
                 user_cover_path = cover_path  # Already set if user provided
+                native_game = read_native_game(Path(desktop_path)) if native else None
+                if native_game:
+                    user_cover_path = native_game[2] or user_cover_path
 
                 # Statistics (playtime, last launch - defaults for new)
                 playtime_seconds = 0
@@ -845,13 +868,15 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
                         steam_info.get("anticheat_status", ""),
                         last_played_timestamp,
                         playtime_seconds,
-                        "portproton",
+                        "native" if native else "portproton",
                         steam_info.get("anticheat_slug", ""),
                         steam_info.get("ppdb_id", ""),
                         steam_info.get("ppdb_rating", ""),
                     )
 
                     # Incremental add
+                    if native and game_config.get_display_filter() not in ("all", "native"):
+                        return
                     self.game_library_manager.add_game_incremental(game_data)
 
                     # Trigger visible images load
@@ -873,7 +898,7 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
                         cached_steam_info.get("anticheat_status", ""),
                         last_played_timestamp,
                         playtime_seconds,
-                        "portproton",
+                        "native" if native else "portproton",
                         cached_steam_info.get("anticheat_slug", ""),
                         cached_steam_info.get("ppdb_id", ""),
                         cached_steam_info.get("ppdb_rating", ""),
@@ -885,6 +910,27 @@ class MainWindowLibraryTabMixin(_MainWindowTypingBase):
 
     def _sync_game_shortcuts_from_dialog(self, dialog, game_name, exec_line, cover_path):
         """Apply shortcut options selected in add/edit game dialog."""
+        if exec_line.startswith(NATIVE_URI_PREFIX):
+            source = Path(exec_line.removeprefix(NATIVE_URI_PREFIX))
+            data_home = os.getenv("XDG_DATA_HOME", os.path.expanduser("~/.local/share"))
+            for directory, checkbox in (
+                (os.path.join(data_home, "applications"), dialog.add_to_menu_checkbox),
+                (QStandardPaths.writableLocation(QStandardPaths.StandardLocation.DesktopLocation), dialog.add_to_desktop_checkbox),
+            ):
+                if directory and checkbox.isChecked():
+                    try:
+                        os.makedirs(directory, exist_ok=True)
+                        shutil.copyfile(source, Path(directory) / source.name)
+                        os.chmod(Path(directory) / source.name, 0o755)
+                    except OSError as error:
+                        logger.warning("Failed to copy native shortcut to %s: %s", directory, error)
+                        QMessageBox.warning(self, _("Error"), str(error))
+            if dialog.add_to_steam_checkbox.isChecked():
+                if not is_game_in_steam(game_name):
+                    self.context_menu_manager.add_to_steam(game_name, exec_line, cover_path)
+            elif is_game_in_steam(game_name):
+                self.context_menu_manager.remove_from_steam(game_name, exec_line, "native")
+            return
         applications_dir = os.path.join(os.path.expanduser("~"), ".local", "share", "applications")
         menu_path = os.path.join(applications_dir, f"{game_name}.desktop")
         if dialog.add_to_menu_checkbox.isChecked():

portprotonqt/tabs/workers.py

@@ -32,6 +32,7 @@ class MainWindowWorkersMixin:
             "egs_auth_worker": None,
             "gog_library_worker": None,
             "gog_metadata_worker": None,
+            "native_library_worker": None,
             "gog_repair_worker": None,
             "gog_delete_worker": None,
             "store_dlc_worker": None,

portprotonqt/themes/standart/images/icons/platforms/badge_linux.svg

@@ -0,0 +1 @@
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tests/test_cli.py

@@ -49,6 +49,8 @@ def silent_startup(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> SimpleNam
     monkeypatch.setenv("LD_PRELOAD", "libMangoHud_shim.so")
     monkeypatch.setattr(app, "get_steam_language", lambda: "english")
     monkeypatch.setattr(app, "get_portproton_location", lambda: str(tmp_path))
+    monkeypatch.setattr("portprotonqt.native_games.get_portproton_location", lambda: str(tmp_path))
+    monkeypatch.setattr("portprotonqt.config.portproton.get_portproton_location", lambda: str(tmp_path))
     monkeypatch.setattr(app, "get_portproton_start_command", lambda: ["start.sh"])
     monkeypatch.setattr(app, "consume_download_counter_skip", lambda: False)
     monkeypatch.setattr(app, "update_app_version", lambda _version: False)
@@ -232,6 +234,59 @@ def test_other_launch_modes_keep_main_window(
     startup.window.assert_called_once()
 
 
+@pytest.mark.parametrize("flags", [[], ["--silent"], ["--log"], ["--silent", "--log"]])
+@pytest.mark.parametrize("existing", [False, True])
+def test_native_shortcut_launch_modes(
+    silent_startup: SimpleNamespace, monkeypatch: pytest.MonkeyPatch, flags: list[str], existing: bool,
+) -> None:
+    from urllib.parse import quote
+    from PySide6.QtCore import QThread
+    from portprotonqt.native_games import create_native_desktop_file
+
+    startup = silent_startup
+    executable = startup.exe.with_name("native game")
+    executable.write_text("#!/bin/sh\nexit 0\n")
+    executable.chmod(0o755)
+    result = create_native_desktop_file(str(executable), "Native")
+    assert result is not None
+    content, destination = result
+    Path(destination).write_text(content)
+    uri = "native://" + destination
+    startup.socket.waitForConnected.return_value = existing
+    monkeypatch.setattr(sys, "argv", ["portprotonqt", *flags, str(executable)])
+    mode = "log" if "--log" in flags else "silent" if "--silent" in flags else "open"
+    if existing:
+        startup.app.main()
+        startup.socket.write.assert_called_once_with(f"{mode}:{quote(uri, safe='')}".encode())
+        startup.window.assert_not_called()
+        return
+    window, timers = MagicMock(), MagicMock()
+    window.game_processes = []
+    startup.window.side_effect, startup.window.return_value = None, window
+    monkeypatch.setattr(startup.app, "QTimer", timers)
+    monkeypatch.setattr(QThread, "start", MagicMock())
+    monkeypatch.setattr(startup.app.display_config, "get_auto_fullscreen_gamepad", lambda: False)
+    monkeypatch.setattr(startup.app.display_config, "get_start_minimized", lambda: False)
+    def event_loop() -> int:
+        callback = next(call.args[1] for call in timers.singleShot.call_args_list
+                        if getattr(call.args[1], "__name__", "") == "handle_native_launch")
+        callback()
+        return 0
+    startup.qt_app.exec.side_effect = event_loop
+    with pytest.raises(SystemExit):
+        startup.app.main()
+    assert window.silent_launch_mode is (mode == "silent")
+    if mode == "silent":
+        window.toggleGame.assert_called_once_with(uri)
+    else:
+        window._load_native_games_async.assert_called_once()
+        window._load_native_games_async.call_args.args[0]([
+            ("Native", "", "", "", "", uri, "", "", "", "", 0, 0, "native", "", "", "")])
+        assert window.openGameDetailPage.call_args.args[0]["exec_line"] == uri
+        if mode == "log":
+            assert window._pending_log_exe == uri
+
+
 class TestNormalizeLaunchPath:
     def test_plain_path(self):
         assert normalize_launch_path("/tmp/game.exe") == "/tmp/game.exe"

tests/test_detail_pages.py

@@ -4,7 +4,7 @@ from types import SimpleNamespace
 from typing import Any, cast
 from unittest.mock import MagicMock
 
-from pytest import MonkeyPatch
+from pytest import MonkeyPatch, mark
 from PySide6.QtWidgets import QWidget
 
 import portprotonqt.detail_pages.utils as detail_utils
@@ -701,3 +701,23 @@ def test_steam_with_appid_shows_edit_not_add(monkeypatch) -> None:
     add_count = sum(1 for t in button_texts if "Add" in t or "Добавить" in t)
     assert edit_count == 1
     assert add_count == 0
+
+
+@mark.parametrize("managed", [False, True])
+def test_native_detail_folder_button_only_for_managed_games(
+    tmp_path: Path, monkeypatch: MonkeyPatch, managed: bool,
+) -> None:
+    monkeypatch.setattr("portprotonqt.detail_pages._", lambda text: text)
+    data = tmp_path / "data"
+    monkeypatch.setenv("XDG_DATA_HOME", str(data))
+    directory = data / "PortProtonQt/native_games" if managed else tmp_path / "usr/share/applications"
+    manager = _make_manager_with_shortcut_mock(has_shortcut=False, monkeypatch=monkeypatch)
+    manager._create_game_buttons_layout({
+        "game_source": "native",
+        "exec_line": "native://" + str(directory / "hytale.desktop"),
+        "name": "Hytale Launcher",
+    })
+    buttons = _get_added_buttons(manager)
+    assert "Settings" in buttons
+    assert "Create Log" in buttons
+    assert ("Open Folder" in buttons) is managed

tests/test_file_explorer.py

@@ -147,3 +147,61 @@ def test_list_icon_uses_theme_state_colors(
         QIcon.Mode.Selected: "folder-#222222.svg",
         QIcon.Mode.Disabled: "folder-#333333.svg",
     }
+
+
+def test_appimage_thumbnail_worker_caches_icon_and_finishes(
+    tmp_path: Path, monkeypatch: MonkeyPatch,
+) -> None:
+    from PySide6.QtCore import QThreadPool
+    from PySide6.QtGui import QImage
+
+    source = tmp_path / "game.AppImage"
+    source.touch()
+    cache = tmp_path / "cache" / "icon.png"
+    monkeypatch.setattr(file_explorer_module, "get_exe_icon_cache_path", lambda _path: str(cache))
+    calls = []
+
+    def generate(path: str, output: str) -> bool:
+        calls.append(path)
+        image = QImage(16, 16, QImage.Format.Format_ARGB32)
+        image.fill(QColor("red"))
+        return image.save(output)
+
+    monkeypatch.setattr(file_explorer_module, "generate_thumbnail", generate)
+    pool = QThreadPool()
+    for _attempt in range(2):
+        loader = FileExplorer.ThumbnailLoader(str(source), "application/vnd.appimage")
+        received = []
+        loader.signals.thumbnail_ready.connect(lambda path, image, received=received: received.append((path, image)))
+        pool.start(loader)
+        assert pool.waitForDone(5000)
+        _application.processEvents()
+        assert len(received) == 1
+        assert received[0][0] == str(source)
+        assert not received[0][1].isNull()
+    assert calls == [str(source)]
+    assert pool.activeThreadCount() == 0
+
+
+def test_appimage_thumbnail_failure_completes_without_replacing_icon(
+    tmp_path: Path, monkeypatch: MonkeyPatch,
+) -> None:
+    from PySide6.QtGui import QImage
+
+    source = tmp_path / "game.AppImage"
+    source.touch()
+    cache = tmp_path / "cache" / "icon.png"
+    monkeypatch.setattr(file_explorer_module, "get_exe_icon_cache_path", lambda _path: str(cache))
+    monkeypatch.setattr(file_explorer_module, "generate_thumbnail", lambda *_args: False)
+    loader = FileExplorer.ThumbnailLoader(str(source), "application/vnd.appimage")
+    received = []
+    loader.signals.thumbnail_ready.connect(lambda path, image: received.append((path, image)))
+    loader.run()
+    assert len(received) == 1
+    assert received[0][0] == str(source)
+    assert received[0][1].isNull()
+    item = MagicMock()
+    explorer = SimpleNamespace(thumbnail_cache={}, file_items={str(source): item})
+    FileExplorer._set_thumbnail_icon(cast(FileExplorer, explorer), str(source), QImage())
+    assert str(source) in explorer.thumbnail_cache
+    item.setIcon.assert_not_called()

tests/test_icon_extractor.py

@@ -678,3 +678,75 @@ def test_custom_icon_overrides_extracted_icon(tmp_path: Path, monkeypatch: Monke
     icon.unlink()
     assert get_custom_icon_path(executable) == ""
     assert get_exe_icon_cache_path(executable) != str(icon)
+
+
+@mark.parametrize("elf_class,endian", [(1, "<"), (2, "<"), (2, ">")])
+@mark.parametrize("svg", [False, True])
+def test_appimage_icon_extraction(tmp_path: Path, elf_class: int, endian: str, svg: bool) -> None:
+    from portprotonqt.icon_extractor import APPIMAGE_EXTRACT_TIMEOUT, ELF_SECTION_LAYOUTS
+
+    header = bytearray(64)
+    header[:4] = b"\x7fELF"
+    header[4:6] = bytes([elf_class, 1 if endian == "<" else 2])
+    header[8:11] = b"AI\x02"
+    offset_position, offset_format, size_position = ELF_SECTION_LAYOUTS[elf_class]
+    struct.pack_into(endian + offset_format, header, offset_position, len(header))
+    struct.pack_into(endian + "HH", header, size_position, 0, 0)
+    source = tmp_path / "game.AppImage"
+    source.write_bytes(header + b"hsqs")
+    output = tmp_path / "icon.png"
+    icon = io.BytesIO()
+    Image.new("RGBA", (16, 16), "red").save(icon, "PNG")
+    payload = (b'<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16">'
+               b'<rect width="16" height="16" fill="red"/></svg>') if svg else icon.getvalue()
+    with patch("portprotonqt.icon_extractor.subprocess.run", return_value=SimpleNamespace(stdout=payload)) as run:
+        assert generate_thumbnail(str(source), str(output))
+    run.assert_called_once_with(
+        ["unsquashfs", "-cat", "-o", "64", str(source), ".DirIcon"],
+        capture_output=True, check=True, timeout=APPIMAGE_EXTRACT_TIMEOUT,
+    )
+    with Image.open(output) as image:
+        assert image.size == (128, 128)
+        assert image.convert("RGBA").getpixel((64, 64)) == (255, 0, 0, 255)
+
+
+def test_appimage_icon_missing_tool(tmp_path: Path) -> None:
+    header = bytearray(64)
+    header[:6] = b"\x7fELF\x02\x01"
+    header[8:11] = b"AI\x02"
+    struct.pack_into("<Q", header, 40, len(header))
+    source = tmp_path / "game.AppImage"
+    source.write_bytes(header + b"hsqs")
+    with patch("portprotonqt.icon_extractor.subprocess.run", side_effect=FileNotFoundError):
+        assert not generate_thumbnail(str(source), str(tmp_path / "icon.png"))
+
+
+@mark.parametrize("target", ["icon.png", "../outside", ".DirIcon"])
+def test_dwarfs_icon_symlink(tmp_path: Path, target: str) -> None:
+    import tarfile
+
+    header = bytearray(64)
+    header[:6] = b"\x7fELF\x02\x01"
+    header[8:11] = b"AI\x02"
+    struct.pack_into("<Q", header, 40, len(header))
+    source = tmp_path / "game.AppImage"
+    source.write_bytes(header + b"DWARFS")
+    link_archive = io.BytesIO()
+    with tarfile.open(fileobj=link_archive, mode="w") as archive:
+        member = tarfile.TarInfo(".DirIcon")
+        member.type = tarfile.SYMTYPE
+        member.linkname = target
+        archive.addfile(member)
+    icon = io.BytesIO()
+    Image.new("RGBA", (16, 16), "red").save(icon, "PNG")
+    icon_archive = io.BytesIO()
+    with tarfile.open(fileobj=icon_archive, mode="w") as archive:
+        member = tarfile.TarInfo("icon.png")
+        member.size = len(icon.getvalue())
+        archive.addfile(member, io.BytesIO(icon.getvalue()))
+    results = [SimpleNamespace(stdout=data.getvalue()) for data in (link_archive, icon_archive)]
+    with patch("portprotonqt.icon_extractor.subprocess.run", side_effect=results) as run:
+        assert generate_thumbnail(str(source), str(tmp_path / "icon.png")) is (target == "icon.png")
+    assert run.call_count == (2 if target == "icon.png" else 1)
+    assert run.call_args_list[0].args[0][0] == "dwarfsextract"
+    assert "--skip-specials" in run.call_args_list[0].args[0]

tests/test_library_loading.py

@@ -13,7 +13,7 @@ from PySide6.QtWidgets import QApplication, QLineEdit, QWidget
 from portprotonqt import image_utils
 from portprotonqt.game_card import GameCard
 from portprotonqt.game_library_manager import GameLibraryManager
-from portprotonqt.theme_manager import load_theme
+from portprotonqt.theme_manager import ThemeManager, load_theme
 
 LOAD_TIMEOUT_MS = 30000
 
@@ -54,6 +54,23 @@ def library_scene(
         QCoreApplication.sendPostedEvents(None, QEvent.Type.DeferredDelete)
 
 
+def test_native_card_uses_linux_source_corner(
+    library_scene: tuple[GameLibraryManager, list[Callable[[QPixmap], None]]],
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    manager, _ = library_scene
+    monkeypatch.setattr(ThemeManager(), "current_theme_name", "standart")
+    card = manager._create_game_card((
+        "Native", "", "", "", "", "native:///game.desktop", "", "", "", "", 0, 0, "native",
+    ))
+    assert card.native_visible
+    assert isinstance(card.nativeLabel._icon, str)
+    assert Path(card.nativeLabel._icon).name == "badge_linux.svg"
+    assert Path(card.nativeLabel._icon).is_file()
+    assert not card.portproton_visible
+    card.deleteLater()
+
+
 @pytest.mark.parametrize("layout_mode", ["horizontal", "horizontal_top"])
 @pytest.mark.parametrize("orientation", ["horizontal", "vertical"])
 def test_new_horizontal_cards_fit_before_layout_insertion(

tests/test_main_window.py

@@ -316,7 +316,7 @@ def _tile_theme() -> Any:
 
 @mark.parametrize(
     "worker_name",
-    ("egs_library_worker", "gog_library_worker", "gog_metadata_worker", "gog_repair_worker", "gog_delete_worker", "store_dlc_worker"),
+    ("egs_library_worker", "gog_library_worker", "gog_metadata_worker", "native_library_worker", "gog_repair_worker", "gog_delete_worker", "store_dlc_worker"),
 )
 def test_shutdown_waits_for_store_library_workers(worker_name: str) -> None:
     worker = MagicMock()
@@ -435,14 +435,16 @@ def test_minimal_tray_exits_after_stopping_game(monkeypatch: MonkeyPatch) -> Non
     quit_app.assert_called_once_with()
 
 @mark.parametrize(("vertical_layout", "ribbon_visible"), [(False, True), (True, True)])
+@mark.parametrize("source", ["portproton", "native"])
 def test_source_ribbon_visibility(
     monkeypatch: MonkeyPatch,
     vertical_layout: bool,
     ribbon_visible: bool,
+    source: str,
 ) -> None:
     card = MagicMock()
     card.coverLabel = MagicMock()
-    card.game_source = "portproton"
+    card.game_source = source
     card.ppdb_id = "report-id"
     card.protondb_tier = "Platinum"
     card.anticheat_status = "Supported"
@@ -453,9 +455,9 @@ def test_source_ribbon_visibility(
     card.parentWidget.return_value = None
     monkeypatch.setattr("portprotonqt.game_card.ui_config.get_economy_mode", lambda: False)
 
-    GameCard.update_badge_visibility(card, "portproton")
+    GameCard.update_badge_visibility(card, source)
 
-    card.portprotonLabel.setVisible.assert_called_with(ribbon_visible)
+    getattr(card, f"{source}Label").setVisible.assert_called_with(ribbon_visible)
     card.ppdbLabel.setVisible.assert_called_with(False)
     card.protondbLabel.setVisible.assert_called_with(False)
     card.anticheatLabel.setVisible.assert_called_with(False)
@@ -1707,7 +1709,8 @@ def test_open_local_autoinstall_card_uses_autoinstall_page(tmp_path: Path) -> No
     assert game_data["exec_line"] == f"autoinstall:{shlex.quote(str(script_path))}"
     assert return_tab_index == 0
 
-def test_open_game_detail_starts_pending_log(tmp_path: Path) -> None:
+@mark.parametrize("native", [False, True])
+def test_open_game_detail_starts_pending_log(tmp_path: Path, native: bool) -> None:
     exe_path = tmp_path / "Game.exe"
     exe_path.touch()
     started = []
@@ -1732,11 +1735,12 @@ def test_open_game_detail_starts_pending_log(tmp_path: Path) -> None:
     window.detail_page_manager = FakeDetailPageManager()
     window.stackedWidget = FakeStackedWidget()
     window.currentDetailPage = None
-    window._pending_log_exe = str(exe_path)
+    target = "native://" + str(tmp_path / "Native Game.desktop") if native else str(exe_path)
+    window._pending_log_exe = target
 
-    window.openGameDetailPage({"name": "Game", "exec_line": str(exe_path)})
+    window.openGameDetailPage({"name": "Game", "exec_line": target})
 
-    assert started == [(str(exe_path), window.detail_page_manager._debug_log_button)]
+    assert started == [(target, window.detail_page_manager._debug_log_button)]
     assert window._pending_log_exe is None
 
 def test_launch_exe_skips_library_load_for_ppai() -> None:
@@ -2734,6 +2738,7 @@ def test_add_game_dialog_does_not_reprocess_its_shortcut(
         exeEdit=SimpleNamespace(text=lambda: "/games/praest.exe"),
         coverEdit=SimpleNamespace(text=lambda: ""),
         getDesktopEntryData=lambda: (entry, str(desktop_path)),
+        native_checkbox=SimpleNamespace(isChecked=lambda: False),
         last_cover_path="",
     )
     window: Any = MainWindow.__new__(MainWindow)
@@ -3280,27 +3285,30 @@ def test_library_source_multiselection(
         )
 
 
-def test_library_loads_only_selected_sources(monkeypatch: MonkeyPatch) -> None:
+@mark.parametrize("source", ["portproton", "native"])
+def test_library_loads_only_selected_sources(monkeypatch: MonkeyPatch, source: str) -> None:
     _application = QApplication.instance() or QApplication([])
-    monkeypatch.setattr(game_config, "get_display_filter", lambda: "gog,portproton")
+    monkeypatch.setattr(game_config, "get_display_filter", lambda: f"gog,{source}")
     monkeypatch.setattr(game_config, "get_only_installed", lambda: False)
     callbacks = {}
     loaded = MagicMock()
     window = cast(Any, SimpleNamespace(
         _loading_games=False, launch_exe=None, games_loaded=SimpleNamespace(emit=loaded),
         _load_gog_games_async=lambda callback: callbacks.update(gog=callback),
-        _load_portproton_games_async=lambda callback: callbacks.update(portproton=callback),
+        _load_portproton_games_async=MagicMock(), _load_native_games_async=MagicMock(),
         _load_steam_games_async=MagicMock(), _load_egs_games_async=MagicMock(),
     ))
+    setattr(window, f"_load_{source}_games_async", lambda callback: callbacks.update({source: callback}))
 
     MainWindow.loadGames(window, force_load=True)
     pp_game = ("PP", "", "", "", "", "pp.exe")
     gog_game = ("GOG", "", "", "", "", "gog://launch/1")
     callbacks["gog"]([gog_game])
     loaded.assert_not_called()
-    callbacks["portproton"]([pp_game])
+    callbacks[source]([pp_game])
 
-    loaded.assert_called_once_with([pp_game, gog_game])
+    loaded.assert_called_once_with([pp_game, gog_game] if source == "portproton" else [gog_game, pp_game])
+    getattr(window, f"_load_{'native' if source == 'portproton' else 'portproton'}_games_async").assert_not_called()
     window._load_steam_games_async.assert_not_called()
     window._load_egs_games_async.assert_not_called()
 

tests/test_portproton_scripts.py

@@ -42,29 +42,6 @@ gui_config () {
     assert ppdb.read_text() == expected
 
 
-@mark.parametrize("enabled", ["0", "1", ""])
-@mark.parametrize("inherited", [None, "0", "1"])
-def test_video_fix_controls_dxgi_device_manager(
-    tmp_path: Path, enabled: str, inherited: str | None,
-) -> None:
-    helper = Path("build-aux/share/portproton/scripts/functions_helper").read_text()
-    block = '    if [[ "${PW_FIX_VIDEO_IN_GAME}" == 1 ]]' + helper.split(
-        '    if [[ "${PW_FIX_VIDEO_IN_GAME}" == 1 ]]', 1,
-    )[1].split("    fi", 1)[0] + "    fi\n"
-    env = {"PATH": os.defpath, "PW_FIX_VIDEO_IN_GAME": enabled}
-    if inherited is not None:
-        env["WINE_DO_NOT_CREATE_DXGI_DEVICE_MANAGER"] = inherited
-
-    result = subprocess.run(
-        ["bash", "-c", block
-         + 'printf "%s" "${WINE_DO_NOT_CREATE_DXGI_DEVICE_MANAGER-unset}"'],
-        cwd=tmp_path, env=env, capture_output=True, text=True, check=False,
-    )
-
-    assert result.returncode == 0, result.stderr
-    assert result.stdout == ("1" if enabled == "1" else "unset")
-
-
 @mark.parametrize("second_name", ["Game.exe", "Trainer.exe"])
 @mark.parametrize("copies", [1, 3])
 def test_run_after_accepts_same_exe(tmp_path: Path, second_name: str, copies: int) -> None:

tests/test_shortcuts.py

@@ -69,7 +69,7 @@ def test_game_card_context_menu_does_not_block_gamepad_polling(monkeypatch) -> N
     assert app is not None
 
 
-@pytest.mark.parametrize("target", ["game.exe", "gog://launch/123", "egs://launch/game-id"])
+@pytest.mark.parametrize("target", ["game.exe", "gog://launch/123", "egs://launch/game-id", "native"])
 def test_add_to_steam_for_all_accounts(
     tmp_path: Path,
     monkeypatch: Any,
@@ -77,8 +77,10 @@ def test_add_to_steam_for_all_accounts(
 ) -> None:
     steam_home = tmp_path / "steam"
     user_ids = ("76561197960265729", "76561197960265730")
-    executable = tmp_path / "game.exe"
+    executable = tmp_path / ("Hytale Launcher.desktop" if target == "native" else "game.exe")
     executable.touch()
+    if target == "native":
+        target = "native://" + str(executable)
     monkeypatch.setattr(steam_shortcuts, "get_steam_home", lambda: steam_home)
     monkeypatch.setattr(
         steam_shortcuts,
@@ -112,6 +114,9 @@ def test_add_to_steam_for_all_accounts(
     )
 
     assert result is True
+    if target.startswith("native://"):
+        script = tmp_path / "steam_scripts" / "Test Game.sh"
+        assert "'" + target + "'" in script.read_text()
     generate_icon.assert_not_called()
     assert custom_icon_lookup.call_args_list[0].args == (
         str(tmp_path / "steam_scripts" / "Test Game.sh"),
@@ -1568,7 +1573,8 @@ def test_local_shortcut_name_keeps_metadata_on_write_failure(
     assert list(game_dir.iterdir()) == [metadata]
 
 
-@pytest.mark.parametrize("target", ["game.exe", "gog://launch/123", "egs://launch/game-id"])
+@pytest.mark.parametrize("target", ["game.exe", "gog://launch/123", "egs://launch/game-id",
+                                    "native:///usr/share/applications/com.hypixel.HytaleLauncher.desktop"])
 @pytest.mark.parametrize("batch,result,expected", [
     (True, (True, "restart"), (0, 0)),
     (False, (True, "Game added to Steam via CEF API"), (0, 0)),
@@ -1582,7 +1588,8 @@ def test_steam_addition_dialogs(monkeypatch: Any, batch: bool, result: tuple[boo
     manager = object.__new__(ContextMenuManager)
     manager._batch_action = batch
     manager._check_portproton = lambda: True
-    monkeypatch.setattr(manager, "_get_exec_line", lambda game_name, exec_line: exec_line)
+    resolve_exec = MagicMock(side_effect=lambda game_name, exec_line: exec_line)
+    monkeypatch.setattr(manager, "_get_exec_line", resolve_exec)
     if target == "game.exe":
         monkeypatch.setattr(manager, "_parse_exe_path", lambda exec_line, game_name: exec_line)
     manager.signals = MagicMock()
@@ -1591,7 +1598,11 @@ def test_steam_addition_dialogs(monkeypatch: Any, batch: bool, result: tuple[boo
     add_shortcut = MagicMock(return_value=result)
     monkeypatch.setattr("portprotonqt.context_menu_manager.add_to_steam", add_shortcut)
     manager.add_to_steam("Game", target, "cover")
-    if target != "game.exe":
+    if target.startswith("native://"):
+        resolve_exec.assert_not_called()
+        api.get_launch_target.assert_not_called()
+        add_shortcut.assert_called_once_with("Game", target, "cover")
+    elif target != "game.exe":
         api.get_launch_target.assert_called_once_with(target.rsplit("/", 1)[-1])
         add_shortcut.assert_called_once_with("Game", target, "cover", "installed.exe")
     assert manager.signals.show_info_dialog.emit.call_count == expected[0]
@@ -2015,7 +2026,7 @@ def test_game_folder_import_completion_refreshes_completed_games(
 
 @pytest.mark.parametrize("edit_mode", [False, True])
 def test_add_game_file_picker_offers_folder_selection_only_for_adding(
-    monkeypatch: pytest.MonkeyPatch, edit_mode: bool,
+    monkeypatch: pytest.MonkeyPatch, tmp_path: Path, edit_mode: bool,
 ) -> None:
     from PySide6.QtWidgets import QHBoxLayout
     import portprotonqt.dialogs.base as module
@@ -2023,7 +2034,8 @@ def test_add_game_file_picker_offers_folder_selection_only_for_adding(
 
     app = QApplication.instance() or QApplication([])
     explorer = SimpleNamespace(file_signal=MagicMock(), button_layout=QHBoxLayout(), show=MagicMock())
-    monkeypatch.setattr(explorer_module, "FileExplorer", lambda *_args, **_kwargs: explorer)
+    create_explorer = MagicMock(return_value=explorer)
+    monkeypatch.setattr(explorer_module, "FileExplorer", create_explorer)
     monkeypatch.setattr(module, "AutoSizeButton", lambda text, **_kwargs: QPushButton(text))
     dialog = SimpleNamespace(
         last_exe_path=None, edit_mode=edit_mode, onExeSelected=MagicMock(),
@@ -2033,6 +2045,17 @@ def test_add_game_file_picker_offers_folder_selection_only_for_adding(
 
     module.AddGameDialog.browseExe(cast(Any, dialog))
 
+    file_filter = create_explorer.call_args.kwargs["file_filter"]
+    assert file_filter("/game.exe")
+    for filename in ("game", "game.AppImage", "game.sh", "game.txt"):
+        path = tmp_path / filename
+        path.touch()
+        path.chmod(0o644)
+        assert not file_filter(str(path))
+        path.chmod(0o755)
+        assert file_filter(str(path))
+    assert not file_filter(str(tmp_path))
+    assert not file_filter(str(tmp_path / "missing"))
     explorer.file_signal.file_selected.connect.assert_called_once_with(dialog.onExeSelected)
     assert explorer.button_layout.count() == int(not edit_mode)
     if not edit_mode:
@@ -2683,3 +2706,59 @@ def test_sgdb_cloud_urls_use_proxy(
     api.fetch_sgdb_cover_async("Portal 2", completed.append, image_type)
 
     assert completed == [f"https://deckyloader.ru/sgdb-cdn/{image_type}/asset.png"]
+
+
+@pytest.mark.parametrize("themed", [False, True])
+def test_native_steam_icon_uses_desktop_icon(tmp_path: Path, monkeypatch: Any, themed: bool) -> None:
+    from PySide6.QtGui import QPixmap
+
+    app = QApplication.instance() or QApplication([])
+    image = tmp_path / "pixmaps/hytale-launcher.png"
+    image.parent.mkdir()
+    pixmap = QPixmap(32, 32)
+    pixmap.fill(Qt.GlobalColor.red)
+    assert pixmap.save(str(image))
+    source = tmp_path / "hytale.desktop"
+    icon = "hytale-launcher" if themed else str(image)
+    source.write_text(f"[Desktop Entry]\nType=Application\nName=Hytale\nIcon={icon}\nExec=hytale-launcher\n")
+    monkeypatch.setattr(steam_shortcuts.QIcon, "fromTheme", lambda _name: QIcon())
+    monkeypatch.setattr(steam_shortcuts.QStandardPaths, "standardLocations", lambda _location: [str(tmp_path)])
+    generated = steam_shortcuts._generate_icon(str(source), str(tmp_path))
+    assert generated
+    assert not QPixmap(generated).isNull()
+    assert app is not None
+
+
+@pytest.mark.parametrize("relative", [
+    "pixmaps/hytale.xpm", "icons/hytale.png", "icons/hicolor/128x128/apps/hytale.png",
+    "icons/hicolor/scalable/apps/hytale.svg", "icons/other/64x64/games/hytale.png",
+])
+def test_desktop_icon_searches_xdg_formats(tmp_path: Path, monkeypatch: Any, relative: str) -> None:
+    from PySide6.QtGui import QPixmap
+
+    app = QApplication.instance() or QApplication([])
+    image = tmp_path / relative
+    image.parent.mkdir(parents=True)
+    if image.suffix == ".svg":
+        image.write_text('<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><rect width="32" height="32" fill="red"/></svg>')
+    else:
+        pixmap = QPixmap(32, 32)
+        pixmap.fill(Qt.GlobalColor.red)
+        assert pixmap.save(str(image))
+    monkeypatch.setattr(steam_shortcuts.QIcon, "fromTheme", lambda _name: QIcon())
+    monkeypatch.setattr(steam_shortcuts.QStandardPaths, "standardLocations", lambda _location: [str(tmp_path)])
+    assert not steam_shortcuts._resolve_desktop_icon("hytale").pixmap(32, 32).isNull()
+    assert not steam_shortcuts._resolve_desktop_icon(image.name).pixmap(32, 32).isNull()
+    assert steam_shortcuts._resolve_desktop_icon("missing").isNull()
+    assert app is not None
+
+
+def test_native_cached_metadata_does_not_search_desktop_directory(monkeypatch: Any) -> None:
+    import portprotonqt.steam_api.api as api
+
+    monkeypatch.setattr(api, "_get_cached_data_and_index", lambda *_args: ([{"appid": 1}], {}))
+    search = MagicMock(return_value=None)
+    monkeypatch.setattr(api, "search_app", search)
+    assert api.get_cached_steam_game_info("Hytale Launcher", "native:///usr/share/applications/com.hypixel.HytaleLauncher.desktop") == {}
+    assert search.call_count == 1
+    assert search.call_args.args[0] == "Hytale Launcher"

tests/test_store_games.py

@@ -122,7 +122,6 @@ def test_dlc_worker_released_before_modal_and_retry(
             dialog = download_tab_module.QDialog(self)
             QTimer.singleShot(0, dialog.reject)
             dialog.exec()
-            loop.quit()
 
     window: Any = Window()
     window.gog_api = cast(Any, object())
@@ -136,18 +135,29 @@ def test_dlc_worker_released_before_modal_and_retry(
 
     def warning(*args: Any) -> None:
         observations.append((window.store_dlc_worker, QThread.currentThread()))
-        loop.quit()
 
     monkeypatch.setattr(download_tab_module.StoreDLCWorker, "run", run)
     monkeypatch.setattr(download_tab_module.QMessageBox, "warning", warning)
     timeout = QTimer()
     timeout.setSingleShot(True)
     timeout.timeout.connect(loop.quit)
-    for _attempt in range(2):
+    ready = QTimer()
+    ready.setInterval(10)
+
+    for attempt in range(2):
+        def finish_when_observed(expected: int = attempt + 1) -> None:
+            if len(observations) == expected and window.store_dlc_worker is None:
+                loop.quit()
+
+        ready.timeout.connect(finish_when_observed)
         window._select_store_dlcs(source, {"app_id": "123", "title": "Game"})
+        ready.start()
         timeout.start(3000)
         loop.exec()
+        ready.stop()
+        ready.timeout.disconnect(finish_when_observed)
         timeout.stop()
+        assert len(observations) == attempt + 1
         assert window.store_dlc_worker is None
     assert observations == [(None, application.thread())] * 2
     window.deleteLater()