Monado

Engine Integration

https://github.com/EpicGames/UnrealEngine/tree/release/Engine/Plugins/Runtime/OpenXR
- Platform: Windows
- Graphics API: OpenGL, Vulkan, D3D
- Language: C++
https://gitlab.freedesktop.org/monado/demos/godot_openxr/
- Platform: Linux
- Graphics API: OpenGL (ES, but uses Desktop GL bindings)
- Language: C

https://github.com/KhronosGroup/OpenXR-SDK-Source/tree/master/src/tests/hello_xr
- Platform: Linux, Windows
- Graphics API: OpenGL, Vulkan, D3D
- Language: C++
https://gitlab.freedesktop.org/monado/demos/xrgears
- Platform: Linux
- Graphics API: Vulkan
- Language: C++
https://gitlab.freedesktop.org/monado/demos/openxr-simple-example
- Platform: Linux
- Graphics API: OpenGL
- Language: C
https://github.com/jherico/OpenXR-Samples/
- Platform: Windows
- Graphics API: OpenGL
- Language: C++
https://gitlab.freedesktop.org/xrdesktop/gxr
- Platform: Linux
- Graphics API: Vulkan with OpenGL through external memory/memory objects
- Language: C with glib
https://github.com/microsoft/OpenXR-MixedReality
- Platform: Windows
- Graphics API: D3D
- Language: C++
https://github.com/maluoi/OpenXRSamples / https://playdeck.net/blog/introduction-to-openxr
- Platform: Windows
- Graphics API: D3D
- Language: C++
https://github.com/maluoi/StereoKit
- Platform: Windows (independent linux port in progress)
- Graphics API: D3D, OpenGL
- Language: C#

The Dark Mod VR
- Platform: Windows, Linux
- Graphics API: OpenGL
- Language: C++
OpenMW (fork) (Requires commercial assets)
- Platform: Windows, Linux
- Graphics API: OpenGL
- Language: C++