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Apple IIgs
The IIgs (or IIGS) is the last of the Apple II line.
ROM Versions
- ROM 00 - Cannot run GS/OS, can be upgraded to ROM 01 via chip replacement.
- ROM 01 - Can run GS/OS.
- ROM 03 - Can run GS/OS and is the best option for doing so for stability and compatibility.
Expansion
With the video and disk drive ports included on the IIgs board, the system features a number of available expansion slots for use. Modern upgrades include Compact Flash storage, sound cards, etc. Also see these specific options:
- TransWarp GS - processor upgrade
- Sequential Systems RAM GS - memory upgrade
Downloads
- gsosinstalldisks.zip - appears to be an archive of the GS/OS install disks
- GS/OS System 6.0.1 - Disk 1, Disk 2, Disk 3, Disk 4, Disk 5, Disk 6