But let's be real: Nobody owns 4,300 PS1 games. A "full set" is an act of digital hoarding or historical preservation. If you are downloading this, donate to the Internet Archive. Keep the history alive.
LSD: Dream Emulator, Pepsiman, Incredible Crisis.
I recently upgraded to an 8TB NAS just for disc games. I downloaded the "PSX CHD (Redump - Merged)" set.
The complete North American (NTSC-U) library consists of roughly 1,300 games Full Uncompressed Set: Can take up over Compressed CHD Set: Can be reduced to approximately Curated "Best Of" Sets: