Everything on the website(s):

BFDI related

- 5BFB - BFDIA 5b Exitors mod (unfinished)
- Inanimate Insanity 5b - A mod of BFDIA 5b with Inanimate Insanity characters (discontinued)
- Inanimate Insanity Episode Countdown - A modified version of mail.bfdi.tv with Inanimate Insanity release dates
- BFDI Physics Toy - A "physics toy" with BFDI characters (official, from GitHub)
- BFDI 404 page - A removed 404 page from bfdi.tv (official)

Angry Birds tools by other people

- Birdecryptor - Angry Birds Webgames file encryptor/decryptor (by Wumbo)
- ABClassicSeriesCryptor - Angry Birds classic series file encryptor/decryptor (by IGTBAP)

Other

- golfball.indie.af - Everything on golfball.indie.af (now golfball.gamejolt.io) zipped
- II5B.fla - Source .fla file of Inanimate Insanity 5b (linked above)