IMac G3

1998
There are two versions of the 1998 iMac G3. The first was released on 1998 and the second on 1998.

Operating System

 * First Release: Mac OS 8 (8.1) / Mac OS 8 (8.5)
 * Latest Release: Mac OS X Panther (10.3.9)

1999
There are two versions of the 1999 iMac G3. The (266 MHz) model was released on 1999 and the (333 MHz) model on 1999.

Operating System

 * First Release: Mac OS 8 (8.5.1)
 * Latest Release: Mac OS X Panther (10.3.9)

Slot Loading
The iMac G3 (Slot Loading) was released on 1999.

Operating System

 * First Release: Mac OS 8 (8.6)
 * Latest Release: Mac OS X Tiger (10.4.11) (Blueberry) / Mac OS X Tiger (10.4.11)

Summer 2000
The iMac G3 (Summer 2000) was released on 2000.

Operating System

 * First Release: Mac OS 9 (9.0.4)
 * Latest Release: Mac OS X Panther (10.3.9) (Indigo) / Mac OS X Tiger (10.4.11)

Early 2001
The iMac G3 (Early 2001) was released on 2001.

Operating System

 * First Release: Mac OS 9 (9.1)
 * Latest Release: Mac OS X Tiger (10.4.11)

Summer 2001
The iMac G3 (Summer 2001) was released on 2001.

Operating System

 * First Release: Mac OS 9 (9.0.4) / Mac OS X 10.0 (10.0.4)
 * Latest Release: Mac OS X Tiger (10.4.11)