Firmware/Mac/8.x

From The Apple Wiki
< Firmware‎ | Mac
Version Build Release Date Download URL File Size Documentation
8.0 ? 26 July 1997 ? ? Release Notes
8.1 ? 19 January 1998 B-Mac_OS_8.1_Update.smi.bin 17,082,624 Release Notes
8.5 ? 17 October 1998 ? ? Release Notes
8.5.1 ? 7 December 1998 B-Mac_OS_8.5.1_Update.smi.bin 3,119,744 Release Notes [Archived 2012-06-26 at the Wayback Machine]
8.6 ? 10 May 1999 B-Mac_OS_8.6_Update.smi.bin 37,102,080 Release Notes