Cxbx-Reloaded is a work-in-progress Xbox emulator for Windows as a fork of Cxbx, but with 64-bit support. Thanks to recent developments, it boots some titles and continues to make steady progress.
CI-9a773ef / 25-10-2020
Npcap (used for network emulation) Make sure to enable winpcap compatibility mode
Windows: 7+ & 64-bit
Linux: Currently not supported
Mac: Currently not supported
GPU: Direct3D 9.0c with Pixel Shader Model 2.x, and Vertex Shader Model 3.0
xemu (fork of xqemu) is an open-source, cross-platform, low-level system emulator for the original Xbox and Sega Chihiro, forked from QEMU project. It's still considered in experimental state, as such audio does not work, graphics rending is sluggish but it does have save state, gamepad, network support, etc.
2309656 / 25-10-2020