DuckStation is an Impressive PlayStation PSX Emulator for Xbox Series X|S Focusing on Speed, Playability and Long-term Maintainability
https://wccftech.com/duckstation-psx-xbox-series-emulator/
DuckStation is a new PlayStation 1 emulator running on Xbox Series X|S through UWP with DX12 support and it’s quite impressive.
The PSX emulator has been around longer, but recently, the creator of the emulator added an Universal Windows Platform (UWP) and Xbox build, allowing original PlayStation games to be played on Xbox Series X and Series S in developer mode.