mega.nz] PlayStation BIOS Mega Thread - (PSX) - Sony PlayStation - NextGenRoms
HD PS1 BIOS Theme Release links (with PAL covers) : r/PlaystationClassic
Ps1 Bios mod w Mayumi v4 mod chip 🤘🏻 : r/psx
How to disassemlbe/edit PSX BIOS ? - PlayStation Development Network
Install the GBA/PS1 BIOS - FunKey Project Documentation
PS1 BIOS Corruption #2 - YouTube
Will's Console Modifications on Twitter: "PS1 replacement BIOS chips are soon available ;) These pre-flashed chips will contain any BIOS you like, this is useful for Japanese machines that have extra region