Xbox
8 projects: 1 decompilations, 1 static recompilations, and the rest ports, rewrites and clean-room builds.
Cromwell
Original Xbox BIOS
Free, legal BIOS replacement for the original Xbox, written to boot Linux without Microsoft code.
Cxbx-Reloaded
Original Xbox kernel and system software
Xbox emulator that reimplements the console's kernel and libraries at a high level so games run on Windows.
Halo 1 decompilation
Halo: Combat Evolved
Matching decompilation of an original Xbox build of Halo: Combat Evolved; the OpenCE port starts from a fork of it.
Halo: Combat Evolved (clean room)
Halo: Combat Evolved
Halo: Combat Evolved compiled to WebAssembly from the CC0 OpenCE decompilation; the 10 campaign levels and 13 multiplayer maps keep their geometry and scripts while every texture, sound and font is regenerated or CC0.
Insignia
Xbox Live 1.0
Closed-source revival service that brings Xbox Live matchmaking and online play back to original Xbox games.
NFSU2 for Switch
Need for Speed: Underground 2
Lifts the original Xbox NFSU2 executable to C with xboxrecomp and runs it as Switch homebrew or on Linux, with Vulkan/OpenGL renderers, widescreen and split screen; menus and races work, some rendering modes remain.
OpenCE (Open Community Edition)
Halo: Combat Evolved
Port of a Halo: Combat Evolved decompilation (via a fork of punpckhdq/halo) to Linux, Windows, Android and browsers; game data comes from your own copy.
xemu
Original Xbox
Low-level original Xbox emulator based on QEMU that runs the console's own system software.