View source for IBook

== Supported operating systems ==
{| class="wikitable mw-collapsible style="font-size: 90%;

|-
! colspan="14" style="text-align:center;" | Supported macOS releases

|-
! rowspan=2 | OS release
! colspan="3" | iBook G3 (Clamshell)
! colspan="6" |iBook G3 (Snow)
! colspan="4" |iBook G4
|-
! colspan=1 | Mid 1999
! colspan=1 | Early 2000
! colspan=1 | Late 2000
! colspan="1" |Mid 2001
! colspan="1" |Late 2001
! colspan="1" |Early 2002
!Mid 2002
!Late 2002
!Early 2003
! Late 2003
! Early 2004
! Late 2004
! Mid 2005
|-
![[Mac OS 8]]
| {{Ya|text=8.6}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
|-
! [[Mac OS 9]]
| {{Ya|text=9.0}}
| {{Ya|text=9.0.2}}
| {{Ya|text=9.0.4}}
| {{Ya|text=9.1}}
| {{Ya|text=9.2.1}}
| {{Ya|text=9.2.1}}
| {{Ya|text=9.2.2}}
| {{Ya|text=9.2.2}}
| {{Ya|text=9.2.2}}
|colspan="4"{{Partial|Emulation only}}
|-
! [[Mac OS X 10.0|10.0 Cheetah]]
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
|-
! [[Mac OS X 10.1|10.1 Puma]]
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya|text=10.1.2}}
| {{Ya|text=10.1.4}}
| {{Ya|text=10.1.5}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
|-
! [[Mac OS X Jaguar|10.2 Jaguar]]
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya|text=10.2.4}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
|-
! [[Mac OS X Panther|10.3 Panther]]
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya|text=10.3.3}}
| {{Ya|text=10.3.5}}
| {{Na}}
|-
! [[Mac OS X Tiger|10.4 Tiger]]
| {{Partial|patch}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya}}
| {{Ya|text=10.4.2}}
|-
! [[Mac OS X Leopard|10.5 Leopard]]{{R|group=Note|10.5PPCFinal}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Na}}
| {{Partial|patch, requires RAM upgrade}}
|colspan="2"{{Ya|text=With 512 MB RAM}}
| {{Ya}}
|}

{{Reflist|group=Note|refs= <ref name="10.5PPCFinal">Mac OS X Leopard is the final release to support PowerPC Macs.</ref> }}