Back in the late transition days from PPC to Intel Apple had to eventually cut the rope for PPC. When early reports of developer beta builds of Snow Leopard surfaced, Apple neither clarified nor commented on the further PPC support of OS X beyond...

"Rhapsody" DR1 and DR2 were the developper releases (beta) of what would soon become Mac OS X Server 1.0 and then Mac OS X 10.0.  Rhapsody is a software product, named NeXTSTEP from 1989 to 1997, that Steve Jobs developped and brought...

This was the may 1990 release of Macintosh System Software 7.0a9 (which most likely means 7.0 alpha 9). Along with an early/development version of the operating system, the disc included lots of developer tools and other special...

9A241 is an early Mac OS X 10.5 Leopard beta release and one of the only builds that still supported Classic Environment (Mac OS 9.2.2 in OSX) before Apple finally prevented official builds from running it. Mac OS X 10.5 beta (9A241) is also said...

Those are trimmed down versions of Mac OS 7.0 betas. See also: the full 7.0a9 CD image containing developer tools See also: the full 7.0b4 CD image  

    The Mac OS X Public Beta (internally codenamed "Kodiak") was an early beta version of Apple Computer's Mac OS X operating system Cheetah. It was released to the public on September 13, 2000 for US$29.95. It...

Copland OS was supposed to be the turning point of classic Mac OS.  Starting from 1994, it was supposed to introduce true multitasking, protected memory.  Copland could have been the foundation of Mac OS X altough it was commonly being...

MacOS 8.7 is supposedly a cancelled MacOS 8.x update, that became MacOS 9 for PPC. As shown by Action Retro, it can be run on a PowerBook 540c that has a PPC upgrade inside, however, at least for him, the wallpaper becomes the...

This is the Beta Release of Macintosh System Software 7.1b7. Along with the beta operating system, the disc includes lots of developer tools and other goodies.

PowerTalk's goal was to simply the management of Macintosh networks and was developped by Apple in the mid 1990's, under the System 7 era.  PowerTalk's introduced the Keychain concept used in later Mac OS versions.  

Mac OS Copland D12 MacCrash Edition, Repack for 2020 :) "Combined Copland Ta2c5, D7e1, D9OPT, D11E4" home built hard disk...

Mac OS Copland Full project, with a collection of test-builds, Source, DDK, Retail Builds, Information, Development Tools and a custom package with a working Copland Build ;) Enjoy and I hope to see some new apps made with this package, lets keep...