Pokémon Red/Blue Disassembly
A complete, byte-perfect disassembly of Pokémon Red and Blue in Game Boy Z80 assembly. Build authentic ROMs, explore game internals, and create mods.
Key Features
Byte-Perfect ROMs
Builds ROMs that exactly match the original Pokémon Red and Blue checksums, verified with SHA-1 hashes
Complete Game Systems
Fully documented battle engine, overworld mechanics, Pokémon data, items, trainers, maps, and audio
Game Boy Architecture
Learn how classic Game Boy games work with detailed documentation of hardware, memory, and banking
Custom Build Tools
Graphics compression, ROM patching, and specialized tools for working with Game Boy assembly
Quick Start
Ready to build?
Follow the complete installation guide for your platform
Explore the Disassembly
Architecture
Learn about Game Boy hardware and ROM structure
Game Systems
Dive into battle mechanics and game features
Code Reference
Browse constants, macros, and data structures
Community
Discord Community
Join the pret Discord server (#pokered channel) to ask questions and share discoveries
GitHub Repository
Explore the source code, report issues, and contribute improvements