Here are some popular and highly-regarded PS1 PBP ROMs:
DuckStation and RetroArch also support direct BIN/CUE – so PBP isn’t strictly necessary unless you’re on PSP hardware. ps1 pbp roms archive best
If you are diving into the world of PlayStation 1 emulation—especially on devices like the , Miyoo Mini , PSP , or PS Vita —you have likely stumbled upon the term PBP files. Here are some popular and highly-regarded PS1 PBP