Summarized changelog:

• New graphics backend support:
  • New support for:
    • Vulkan 1.0+
    • OpenGL ES 3.0 / 2.0
  • In addition to the existing support for:
    • OpenGL 3.0+ Core Profile (default), OpenGL 2.1 Compatibility Profile.
• New “Factions” for multiplayer / skirmish.
• Higher-res terrain textures, backdrops.
• New Music Manager, + Lupus-Mechanicus’s new soundtrack album.
• Support for “script-generated” / “random” maps (and two new built-in maps that take advantage of this: 6p-Entropy and 10p-Waterloop).
• Scrollable room chat, and many other UI / widget improvements.
• Updated / smarter AI bots (Bonecrusher, Cobra).
• New “headless” mode (for --autogame, --autohost, --skirmish).
• JS API enhancements, + a new “Script Debugger”.
• Removal of Qt as a dependency, + a new embedded JS engine: QuickJS.
• New Blender 2.9x “.pie” addon.
• Quality-of-Life / smoothness improvements.
• Hundreds of bug fixes.

Full changelog here.

Depends on D10741 (needs glslc program at build time to compile Vulkan graphics backend).

Completed the tutorial and the first mission of Alpha campaign.