I
- I Tripoli – System Software 7.1
- IIce – Macintosh Quadra 700
- IIex – Macintosh Quadra 900
- IIxi – Macintosh IIfx
- Ikki – Macintosh II
- Innsbruck – iOS 7
- InstaTower – Power Macintosh 6400
- iTV - Apple TV
- Ivory – PowerBook G4 (DVI)
Read more about this topic: List Of Apple Codenames