Here's a decade of Mac OS releases ranging from 7.0 to 9.2.2, information from Wikipedia:
(Note that this page is a WIP, please improve if you can spare a minute or two!)
Version |
Release date |
Changes |
Codename |
7.0 |
May 13, 1991 |
Initial release |
Big Bang |
7.0.1 |
October 21, 1991 |
- Portable and Brightness control panels, caps lock extension
- Memory optimizations for 68040 systems
|
Road Warrior |
7.1 |
August 28, 1992 |
- Introduced Fonts folder
- First version to support System Enablers
|
Cube-E |
7.0.1P |
September 14, 1992 |
Bundled w/ software |
- |
7.1P |
October 19, 1992 |
Bundled w/ software |
- |
7.1P2 |
April 12, 1993 |
Bundled w/ software |
- |
7.1P3 |
October 18, 1993 |
Bundled w/ software |
- |
7.1.1 |
October 21, 1993 |
- Bundled w/ AppleScript tools
- Bundled w/ QuickTime
- Bundled w/ Apple Open Collaboration Environment (AOCE)
|
System 7 Pro |
7.1P5 |
December 1, 1993 |
Bundled w/ software |
- |
7.1P6 |
February 1, 1994 |
Bundled w/ software |
- |
7.1.2 |
March 14, 1994 |
First release to support PowerPC |
- |
7.1.2P |
July 18, 1994 |
Bundled w/ Performa 630, LC 630 and Quadra 630 |
- |
7.5 |
September 12, 1994 |
- Startup screen w/ progress bar
- Apple Guide
- Clock in menu bar
- Stickies
- WindowShade
- MacTCP
- Control Strip
- Desktop Patterns
- Extensions Manager
- PowerTalk
- Launcher
- Hierarchical Apple menu
- System-wide clippings drag and drop
- Scriptable Finder
- QuickDraw GX
- OpenDoc
|
Capone |
7.5.1 |
March 23, 1995 |
- New startup screen displaying Mac OS logo
- Bug fixes
|
Danook |
7.5.2 |
June 19, 1995 |
- Support for PCI bus
- Open Transport
|
Marconi |
7.5.3 |
January 1, 1996 |
- Shared memory multiprocessing support
- Bug fixes
|
Unity |
7.5.3 Rev 2 |
May 1, 1996 |
Improved speed |
Buster |
7.5.3 Rev 2.1 |
August 7, 1996 |
Bundled w/ Performa 6400/180 and 6400/200 |
Son of Buster |
7.5.3 Rev 2.2 |
7.5.5 |
September 27, 1996 |
- Improved speed
- Improved stability
- Memory related bug fixes
- Last release to support 68000 and 68020 Macs
|
- |
7.6 |
January 7, 1997 |
- First release to be named "Mac OS" instead of Mac "System"
- Improved stability
|
Harmony |
7.6.1 |
April 7, 1997 |
Improved stability |
- |
8.0 |
July 26, 1997 |
Initial release |
Tempo |
8.1 |
January 19, 1998 |
- HFS+ file system
- Last release to support 68030 and 68040 Macs
- Introduced support for USB (on PowerPC)
|
Bride of Buster |
8.5 |
October 17, 1998 |
- PowerPC required, Sherlock, Themes, 32-bit icons
- Shipped w/ Stuffit 4.5
|
Allegro |
8.5.1 |
December 7, 1998 |
Crash, memory leaks and data corruption fixes |
The Ric Ford (of Macintouch) Release |
8.6 |
May 10, 1999 |
- New nanokernel to support Multiprocessing Services 2.0
- Battery life improvement
- Shipped w/ Stuffit 5.1
|
Veronica |
9.0 |
October 23, 1999 |
Initial release
|
Sonata |
9.0.2 |
February 2000
(Shipped with Macs)
|
Bug fixes
|
- |
9.0.3 |
March 2000
(Shipped with Macs)
|
Bug fixes
|
- |
9.0.4 |
April 4, 2000 |
- Improved USB and FireWire support
- Other bug fixes
|
Minuet |
9.1 |
January 9, 2001 |
- Memory management unit required
- Integrated Disc Burning within Finder
- Implementation of Finder 'Window' menu
- Improved stability
|
Fortissimo |
9.2 |
June 18, 2001
(Shipped with Macs)
|
- G3 processor as minimum system requirement
- Improved speed
- Improved Classic Environment support
|
Moonlight |
9.2.1 |
August 21, 2001 |
Minor bug fixes
|
Limelight |
9.2.2 |
December 5, 2001 |
- Bug fixes relating to Classic Environment
- Shipped w/ Stuffit 6.0
|
LU1 |
(162.92 MiB / 170.84 MB)
/ Toast image, compressed w/ Stuffit
 299 /  2014-07-08 / f5236b6cef86f611a8726db375ccc32856d0a25c / 
/
(37.67 MiB / 39.5 MB)
/ Toast image, compressed w/ Stuffit
 275 /  2014-07-08 / 5fafed52ea9a224eaa7c17cb6d2fa781f3b12832 / 
/
(136.08 MiB / 142.69 MB)
/ Toast image, compressed w/ Stuffit
 319 /  2014-07-08 / d0ce194501a031c5d417bed52b7b995331f50e0e / 
/
(4.65 MiB / 4.87 MB)
/ compressed w/ Stuffit
 112 /  2014-08-23 / 2491a31ed817716195f106c5fa2c4f2c3b808434 / 
/
(215.85 MiB / 226.34 MB)
/ Toast image, compressed w/ Stuffit
 294 /  2014-07-08 / c1cc184d8841000d38b3991409c4bfc181b68dd1 / 
/
(259.47 MiB / 272.07 MB)
/ Toast image, compressed w/ Stuffit
 365 /  2014-07-08 / 16c0b3658556e1812fcac6c0c27e9dd1c2d415a4 / 
/
(193.41 MiB / 202.81 MB)
 113 /  2022-10-15 /  2022-11-21 / 05b3acad02a28fe21f6ef968fbea6d1df18225f8 / 
/
(14.08 MiB / 14.76 MB)
/ compressed w/ Stuffit
 120 /  2014-08-23 / cf048e611a8095ffb4963f2d2f63dcdf7d87fc21 / 
/
(354.79 MiB / 372.02 MB)
/ Toast image, compressed w/ Stuffit
 142 /  2014-07-08 / a7a5181ed30bb6f7eed29fd05441b46be3a1fa30 / 
/
(367.02 MiB / 384.85 MB)
/ Toast image, compressed w/ Stuffit
 396 /  2014-08-08 / ecce46bc7eac56f002a4234327e838b0050770f5 / 
/
(31.2 MiB / 32.71 MB)
/ compressed w/ Stuffit
 91 /  2014-08-23 / 5ca7705af33613ea22a044f3f76b490c3c12855f / 
/
(453.44 MiB / 475.47 MB)
/ Toast image, compressed w/ Stuffit
 275 /  2014-09-09 / ccb6407de6b34afb7e31e39ff0835c15deab208e / 
/
(457.35 MiB / 479.57 MB)
/ Toast image, compressed w/ Stuffit
 377 /  2014-07-08 / 1e03df83c71f1db114fb6198b9835fc63afa2012 / 
/
(67.89 MiB / 71.19 MB)
/ compressed w/ Stuffit
 155 /  2014-08-23 / 56c8faed5b4e5c8d75fdf1700377adb91300374d / 
/
(445.66 MiB / 467.31 MB)
/ Toast image, compressed w/ Stuffit
 459 /  2014-07-08 / 40749402b175d243889d0c13762907e528de39d4 / 
/
(20.09 MiB / 21.06 MB)
/ compressed w/ Stuffit
 184 /  2014-08-23 / 99b7cff2fa7b9b9a3c768bfad609a8235bf703f4 / 
/
(508.73 MiB / 533.44 MB)
/ DMG image, zipped
 53 /  2014-11-14 / c4c1bb68f34193cfcf227e05f3ffd5c28b44887c / 
/
(454.41 MiB / 476.48 MB)
/ Toast image, compressed w/ Stuffit
 26 /  2014-09-19 / 89f212485b35dc205d0c0297f6275a887670d732 / 
/
(272.53 MiB / 285.77 MB)
/ Toast image, compressed w/ Stuffit
 24 /  2014-09-19 / c0f1646ff4efade71913fc1b85e184f09b6982be / 
/
(425.82 MiB / 446.5 MB)
/ Toast image, compressed w/ Stuffit
 55 /  2014-07-08 / ef90547472f93b56b2c3009b0ef2ea8dfacd2acb / 
/
(455.4 MiB / 477.52 MB)
/ DMG image, zipped
 96 /  2014-09-20 / 1ddc6d72b78171672feb2bff6174ea3670b04e99 / 
/
(312.69 MiB / 327.88 MB)
/ Toast image, compressed w/ Stuffit
 24 /  2014-07-19 / f5bf09b6d3fc55b07587ff0419f76f50fea0469f / 
/
(476 MiB / 499.12 MB)
/ Toast image, compressed w/ Stuffit
 19 /  2014-07-19 / cab6fa7619ac04ee840e129707fafa287afd95d3 / 
/
(436.31 MiB / 457.5 MB)
/ Toast image, compressed w/ Stuffit
 26 /  2014-07-19 / a98a0730264f2152e21f34cd549d0b61e6dd3e96 / 
/
(504.35 MiB / 528.85 MB)
/ compressed w/ Stuffit
 40 /  2014-07-19 / e69dcec8e7456b0f349c7554d21b0297a7506dd5 / 
/
(287.11 MiB / 301.06 MB)
/ Toast image, compressed w/ Stuffit
 20 /  2014-08-08 / 5cc2e049228919d24a9a3679f7e0f9f133371ff8 / 
/
(2.05 MiB / 2.15 MB)
/ Toast image, compressed w/ Stuffit
 15 /  2014-08-08 / 8f08b24c0eee80c289aace624438fa35e2a8c394 / 
/
(415.92 MiB / 436.13 MB)
/ Toast image, compressed w/ Stuffit
 20 /  2014-07-20 / 6307cdfe9b97d62ea63a3a888d1a324432e4003f / 
/
(434.37 MiB / 455.47 MB)
/ Toast image, compressed w/ Stuffit
 37 /  2014-07-20 / d1dbd6952577cfae9688aabe51f298d2a48ca4c8 / 
/
(525.78 MiB / 551.32 MB)
/ Toast image, compressed w/ Stuffit
 39 /  2014-07-20 / b45b3a5a545bd0d5c9242e15e322fdb3636f383b / 
/
(468.59 MiB / 491.35 MB)
/ Toast image, compressed w/ Stuffit
 24 /  2014-07-20 / 3ca487c808d6f68b052157c0fca859110ac28adf / 
/
(568.51 MiB / 596.12 MB)
/ Toast image, compressed w/ Stuffit
 19 /  2014-07-21 / 5fb2463fe0b9453784a89b57612f45ddacfce740 / 
/
(605.3 MiB / 634.7 MB)
/ Toast image, compressed w/ Stuffit
 21 /  2014-07-21 / a6f83e938d83947852a73efc109122198c601bcb / 
/
(317.57 MiB / 333 MB)
/ Toast image, zipped
 67 /  2018-09-14 / accb8b34e1d49bcc31ffab089aa197bca26073bd / 
/
 IBM PowerPC
Compatibility notes 
Architecture: 68K or PPC (depends on the release, but PPC is required starting from Mac OS 8.5)
Note: SheepShaver cannot emulate anything above 9.0.4, but QEMU can.
Emulating this? It could probably run under: SheepShaver
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