What are you playing on? (PSP, PS Vita, PC, or a specific handheld?)

: A highly regarded curated set available on the Internet Archive that focuses on North American releases.

For enthusiasts of handheld gaming, the (also known as the PSP Eboot) is the gold standard for retro emulation. Originally developed by Sony for its official PSone Classics line, PBP files are now favored by the homebrew community for their ability to significantly reduce file sizes through lossless compression and their unique ability to package multi-disc games into a single, manageable file.