Hi, thanks for trying godot_openxr. Unfortunately on the linux version it quits immediately and I get a bunch of failed loading resources errors:
./MysticalLands-Linux.x86_64
Godot Engine v3.5.1.stable.official.6fed1ffa3 - https://godotengine.org
OpenGL ES 3.0 Renderer: AMD Radeon RX 6900 XT (navi21, LLVM 16.0.0, DRM 3.48, 6.0.12-zen1-1-zen)
Async. shader compilation: OFF
ERROR: Cannot open file 'res://addons/godot-xr-tools/objects/Viewport_2D_in_3D.tscn'. at: load_interactive (scene/resources/resource_format_text.cpp:1183)
ERROR: Failed loading resource: res://addons/godot-xr-tools/objects/Viewport_2D_in_3D.tscn. Make sure resources have been imported by opening the project in the editor at least once. at: _load (core/io/resource_loader.cpp:270)
ERROR: res://Scenes/Map.tscn:11 - Parse Error: [ext_resource] referenced nonexistent resource at: res://addons/godot-xr-tools/objects/Viewport_2D_in_3D.tscn at: poll (scene/resources/resource_format_text.cpp:412)
ERROR: Failed to load resource 'res://Scenes/Map.tscn'. at: load (core/io/resource_loader.cpp:206)
ERROR: Failed loading resource: res://Scenes/Map.tscn. Make sure resources have been imported by opening the project in the editor at least once. at: _load (core/io/resource_loader.cpp:270)
ERROR: res://Scenes/Game.tscn:5 - Parse Error: [ext_resource] referenced nonexistent resource at: res://Scenes/Map.tscn at: poll (scene/resources/resource_format_text.cpp:412)
ERROR: Failed to load resource 'res://Scenes/Game.tscn'. at: load (core/io/resource_loader.cpp:206)
ERROR: Failed loading resource: res://Scenes/Game.tscn. Make sure resources have been imported by opening the project in the editor at least once. at: _load (core/io/resource_loader.cpp:270)
ERROR: res://Scenes/Main.tscn:4 - Parse Error: [ext_resource] referenced nonexistent resource at: res://Scenes/Game.tscn at: poll (scene/resources/resource_format_text.cpp:412)
ERROR: Failed to load resource 'res://Scenes/Main.tscn'. at: load (core/io/resource_loader.cpp:206)
ERROR: Failed loading resource: res://Scenes/Main.tscn. Make sure resources have been imported by opening the project in the editor at least once. at: _load (core/io/resource_loader.cpp:270)
ERROR: Failed loading scene: res://Scenes/Main.tscn at: start (main/main.cpp:2107)
ERROR: Condition "_first != nullptr" is true. at: ~List (./core/self_list.h:108)
ERROR: Condition "_first != nullptr" is true. at: ~List (./core/self_list.h:108)
WARNING: ObjectDB instances leaked at exit (run with --verbose for details). at: cleanup (core/object.cpp:2070)
ERROR: Resources still in use at exit (run with --verbose for details). at: clear (core/resource.cpp:417)
ERROR: There are still MemoryPool allocs in use at exit! at: cleanup (core/pool_vector.cpp:63)