The Nintendo 64 decomp community is arguably one of the most mature, with a huge diversity of tools and projects. Most N64 games use either IDO or GCC compilers.
- AeroGauge
- Aidyn Chronicles: The First Mage
- Animal Forest
- Banjo-Kazooie
- Banjo-Tooie
- Blast Corps
- Body Harvest
- Bomberman Hero
- Chameleon Twist
- Chameleon Twist 2
- Conker's Bad Fur Day
- Diddy Kong Racing
- Dinosaur Planet
- Donkey Kong 64
- Doom 64
- Dr. Mario 64
- Duke Nukem: Zero Hour
- F-Zero X
- Goemon's Great Adventure
- GoldenEye 007
- Kirby 64: The Crystal Shards
- Mario Kart 64
- Mario Party
- Mario Party 2
- Mario Party 3
- Neon Genesis Evangelion
- Mischief Makers
- Ogre Battle 64: Person of Lordly Caliber
- Paper Mario
- Perfect Dark
- Pokémon Puzzle League
- Pokémon Snap
- Pokémon Stadium
- Quest 64
- Rocket: Robot on Wheels
- Snowboard Kids
- Space Station Silicon Valley
- Star Fox 64
- Super Mario 64
- Super Smash Bros.
- Superman 64
- The Legend of Zelda: Ocarina of Time
- The Legend of Zelda: Majora's Mask
- Turok 3: Shadow of Oblivion
- Virtual Pro Wrestling 2: Ōdō Keishō
- Wave Race 64
- Yoshi's Story
- boot
- gfx
- audio
- jpeg decoding
- hqvm
- asm-differ (compare assembly side by side)
- decomp-permuter (try source changes at random to fish for matches)
- asm-processor (splice assembly into source .c files)
- flib
- lfgfx
- n64img
- gfxdis (disassemble dlists for f3d, f3dex, ...), libgfxd (a programmer friendly library), pygfxd (python bindings)