GBCGame Boy Color · 2000 · turn-based RPG
Pokémon Crystal
Pokémon Crystal (Game Boy Color, 2000) has a full disassembly, pret/pokecrystal, and 8 other public projects, including a matching decompilation and a static recompilation. An agent environment already wraps it.
Data checked 2026-10-12 · unbaked registry
Projects
Disassembly of Pokémon Crystal
Complete; builds byte-identical Crystal UE v1.0/v1.1 and Australian versions, two internal debug builds (CRYSTAL_ps3_*.bin) and a VC patch; documented at pret.github.io/pokecrystal
A C port of Pokemon Crystal
In development, runs; (June 2026). Base disassemblies: pret/pokecrystal pret/pokered
Disassembly of Pokemon Crystal (J)
Disassembly of JP Crystal (older, partial)
A port of Pokémon Crystal to the gameboy advance
Port of the pokecrystal disassembly to run natively on GBA (inactive)
Static recompilation of Pokemon Crystal (Game Boy Color, 2000/2001) into native code via gb-recompiled. Sibling of sp00nznet/pokemon-gold; same MBC3+RTC infrastructure.
WIP gb-recompiled static recompilation
Pokemon Crystal recompilation using gb-recompiled
gb-recompiled static recompilation
Bring-your-own-ROM web player (decompgames.com)
andrewnakas/decompgames browser build: The real ROM, built byte-for-byte from the pret/pokecrystal disassembly, running on the libretro Gambatte core (EmulatorJS 4.2.3, WebAssembly); verification: {"status": "smoke-tested", "date": "2026-1…
Static recompiler for Game Boy and Game Boy Color ROMs that emits portable C projects with an SDL2 runtime.
ROM-free exact-ROM port inside gb-recompiled (ports/pokemon-crystal) with semantic views, native Pokedex/PC, deterministic data mods, Encounter Lens and Challenge Mode; source-only alpha verified on macOS arm64
Benchmark environment for evaluating vision-language models (VLMs) on popular video games!
Included in VideoGameBench test split (2025)
What you need
You need your own copy of the game: these projects ship code only.
Agent environments
- used by several LLM-agent harnesses (e.g. Gemini Plays Pokemon Crystal runs)
- alexzhang13/videogamebench
Same toolchain
More on Game Boy Color
Found via pret.github.io/pokecrystal/, pret/pokecrystal, andrewnakas/decompgames/blob/main/src/data/games, andrewnakas.github.io/pokecrystal-web/
GitHub data checked 2026-10-12. Notes are summaries from the research pass; the project pages are the authority.