These websites contain some very useful information:
- The Xbox Linux Project: It has been done on the Xbox...
- wiibrew.org: homebrew and reference documentation about the Nintendo Wii
- Scream|CT's site: various stuff
- GCDev.com: (Once) A great site about GameCube homebrew development.
- "Linux, outside the (x86) box" article by Peter Seebach at IBM's DeveloperWorks talks briefly about GameCube Linux
- GameCube Linux at IBM's Linux on Power Architecture page (dead)