Since it runs on PPSSPP, you can apply additional texture packs or cheat databases (like CWCheat) to the mod.
If you're looking for a modded version of GTA San Andreas for PPSSPP, here are some options: Gta San Andreas Ppsspp Mod
The "GTA San Andreas PPSSPP Mod" usually refers to two distinct things: the ISO file itself (the game port), and the post-processing enhancements applied via the emulator. Since it runs on PPSSPP, you can apply
⚠️ Note: This is a fan-made modification. You may need to own a legitimate copy of GTA San Andreas for PC/PS2 to comply with copyright laws. No official PSP version of GTA San Andreas exists. Since it runs on PPSSPP