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Pokémon Ruby and Sapphire cover art

DecompilationBring your ROM

Pokémon Ruby and Sapphire

Game Freak · 2002 · Game Boy Advance · RPG

Play

This game needs your ROM

Pokémon Ruby or Sapphire, .gba, 16 MiB

Press Play, then pick the file in the player, or drop it there. It opens in your browser: decompiled.games never receives it. The player keeps it in this browser, with your save, so you pick it once.

or drop it here. Read on this device, never uploaded.

About

Your own Ruby or Sapphire cartridge, the one the pret decompilation rebuilds, on mGBA compiled to WebAssembly, with save states.

Sequel to Pokémon Gold and Silver Versions (1999), Pokémon Ruby and Sapphire Versions offer 135 new Pokémon, more complex battling and training systems, new crime organizations, a longer and more story-focused campaign and upgraded graphics to create a new and technically improved Pokémon experience.

Description from IGDB.

How it runs

Project
pokerubyDecompilation. The original binary turned back into source code, function by function.By pret
Port
andrewnakas.github.ioBy Andrew Nakas · WebAssembly, on the mGBA emulatorOnline since Oct 5, 2026Source: andrewnakas/pokeruby-web
Player
mGBA 2.5.1By Jeffrey Pfau (endrift) and contributors, built for the web by Nicholas VanCise (thenick775) · MPL-2.0Play opens it on this site. The port above is under Other ways to play.
Controls
Arrows move. X is A, Z is B, A is L, S is R, Enter is Start, Backspace is Select. Hold F to fast forward, R to rewind. On a touch screen, the buttons show on the screen.
Plays with
Keyboard and touch. Saves in your browser, with the moment you left.
You need
Your ROM: Pokémon Ruby or Sapphire, .gba, 16 MiB. You pick the file in the player, which keeps it in your browser.
Original
Game Freak, 2002, Game Boy Advance

Other ways to play

  • andrewnakas.github.io

    By Andrew Nakas · Online since Oct 5, 2026

    Play

    DecompilationBring your ROMOn an emulator

    Your own Ruby or Sapphire cartridge, the one the pret decompilation rebuilds, on mGBA compiled to WebAssembly, with save states.

Screenshots

  • Pokémon Ruby and Sapphire, screenshot 1 of 2
  • Pokémon Ruby and Sapphire, screenshot 2 of 2

More to play