| AtariAge | Just about everything you every wanted to know about the Atari 2600 can be found here |
| Atari Mania | A comprehensive database/collection of all things Atari-related, including ROMs, snapshots and instructions, user guides, and more |
| JStella | A Java port of Stella which can be run in a web page |
| Kevin Horton's documents | Various documents about the 32in1 cart, Atari 2600 easter eggs, and more |
| Atari 2600 on Wikipedia | Historical information about the Atari 2600 console |