Because Xemu is open-source under a GPL license, anyone is technically allowed to look at its code and build on it. However, the creator of made a highly controversial move: xemu: Original Xbox Emulator

To ensure a smooth gaming experience on Xemu, we recommend the following system requirements: xemu xbox emulator android verified

The Original Xbox (2001) is notoriously difficult to emulate. Unlike the PlayStation 2, which used a relatively standard architecture, the Xbox used a customized Pentium III CPU and an Nvidia GPU (NV2A) with proprietary documentation that was lost to time for years. Because Xemu is open-source under a GPL license,