Awesome Map Editor (AME) is a map editor for 3rd generation Pokémon games: Ruby, Sapphire, FireRed, LeafGreen, and Emerald.
Nintenlord's GBA I/O library (look for the download under "Source codes")
Diegoisawesome - Lead developer
shadowndacorner - Surface 2D wrapper for OpenTK
Nintenlord - GBA I/O library
Jambo51 - Code snippets for interpreting Pokémon game data
Bernhard Elbl - WinForms hexbox library
Antoine Aubry - YAMLDotNet library