Bloodborne on CUSA00900 v1.09 is the definitive way to play. Whether you are on a jailbroken PS4 squeezing "Extra Quality" out of a seven-year-old console, or on a PC emulator playing at 4K 120 FPS, the modding scene has transformed a masterpiece into a technical marvel.
That said, here is a for those on jailbroken PS4 firmware (9.00 or 5.05) using CUSA00900 with v1.09 + The Old Hunters DLC : bloodborne v109 dlc mods cusa00900 extra quality
The specific identifier represents the North American retail release. The v1.09 patch is the definitive version required for mod compatibility, as it contains the final memory addressing for DLC assets. This paper details the architecture of these modifications and their implementation. Bloodborne on CUSA00900 v1