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Looking Glass Beta 5 Release Stable Released (Video Included!)

After many months of hard work from our team, I am pleased to announce Beta 5 which brings with it a huge number of improvements.

If you like this project and find it useful and would like to help out you can support this project directly by using the following platforms.

Announcement and Rundown Video:



  • Documentation improvements
  • Allow EGL usage with dmabuf on platforms without GL_EXT_buffer_storage suoport.
  • Fixed cursor grab retry logic (fixes issues on i3/awesomewm)
  • Don’t allow in-source builds.
  • Wayland curor and keyboard related crash fixes
  • jitRender performance optimizations on x11
  • Added EWMH event support for better window focus tracking on x11


  • removed SDL displayserver
  • reduced amount of GPU buffer allocations in DMABUF import path
  • implemented frame damage tracking, used to reduce amount of data copies needed
  • added frame damage display mode in EGL backend
  • added cimgui/imgui to the project
  • added frame timings collection and display
  • improved LGMP cursor performance by releasing the memory faster
  • implemented eglSwapBuffersWithDamage for X11
  • don’t allow the mouse to trigger redraws if the video feed is disabled
  • New “Overlay Mode” which allows interaction with imgui windows/widgets
  • Allow the FPS display to be moved
  • Observe XDG_CONFIG_DIR when looking for the configuration
  • Added EGL texture import timing graph
  • Alerts are now rendered using ImGui
  • Added high DPI support
  • add JIT rendering mode for wayland
  • improve fractional scaling for wayland
  • made numbering of IVSHMEM devices consistent
  • Added guest cursor warp support to the KVMFR protocol
  • Added the ability to have post-processing filters
  • Added AMD FidelityFX CAS post-processor
  • Added AMD FidelityFX FSR upscaling post-processor
  • add DMABUF import support in OBS plugin
  • add keyboard LED synchronization
  • fix EGL backend not being detected on some systems (e.g. mesa without libglvnd)
  • fix cursor blinking issue on certain hardware (e.g. old Intel integrated graphics)
  • Guest cursor is now aligned to the local cursor on window entry using guest cursor warp (Fixes mouse acceleration issues)
  • add ability to reorder post-processing filters
  • add ability to load and save post-processing filter presets.
  • add ability to capture via xdg-desktop-portal+PipeWire on Linux
  • windows host installers are now distributed as 64-bit executables