Game ports
https://github.com/cuckydev/PSXFunkin - Friday Night Funkin' on the original PlayStation.
https://github.com/fgsfdsfgs/doukutsupsx - port of Cave Story to the PlayStation, based on CSE2.
https://github.com/fgsfdsfgs/rawpsx - adaptation/port of https://github.com/cyxx/rawgl (Another World) for the PlayStation using PSn00bSDK.