For those using the official PS3 emulation layer (often used for homebrew), the compatibility landscape is well documented. According to the PSP HD & Minis Emulator Compatibility List, out of 883 titles (including remasters and standard PSP games tracked against Minis):
: These go into a specific subfolder. Move the entire folder containing the EBOOT to ms0:/PSP/GAME/ Example path: PSP/GAME/GameName/EBOOT.PBP 3. How to Play via Emulation (PPSSPP) psp+minis+roms
But what exactly are PSP Minis, where can you find their ROMs legally, and how do you get them running smoothly? This article covers everything you need. For those using the official PS3 emulation layer