pret / pokered

Disassembly of Pokémon Red/Blue

pret / pokecrystal

Disassembly of Pokémon Crystal

Rangi42 / polishedcrystal

An upgrade to Pokémon Crystal. Brings features and content up to date, and adds some original content.

gbdev / rgbds

Rednex Game Boy Development System - An assembly toolchain for the Nintendo Game Boy and Game Boy Color

z88dk / z88dk

The development kit for over a hundred z80 family machines - c compiler, assembler, linker, libraries.

pret / pokeyellow

Disassembly of Pokemon Yellow

pret / pokegold

Disassembly of Pokémon Gold/Silver