Mac OS X Developer Previews

MacOS X was Apple's replacement for their classic MacOS. MacOS X is based on NeXTSTEP, a Unix-based OS. The first consumer release also featured a new user interface appearance called "Aqua".

The previews of Mac OS X as we know it as. DR3 introduces Aqua.

Installation instructions

Installation notes: This version of Mac OS X is for PowerPC. x86 emulators like VirtualBox, VMWare or Virtual PC will not work. These releases will only run on specific models of PPC Apple Macintosh computers. QEMU (PPC) is known to run the Developer Previews.

Product type
OS
Vendor
Apple
Release date
1999
Minimum CPU
PowerPC
User interface
GUI
Platform
MacOS

Downloads

Download Name Version Language CPU File type File size
Apple Mac OS X 10.0 (''Kodiak'' 10.0 Developer Preview 1) 10.0 (''Kodiak'' 10.0 DP 1) Prerelease English ppc CD 489.99MB
Apple Mac OS X 10.0 (''Kodiak'' 10.0 Developer Preview 2) 10.0 (''Kodiak'' 10.0 DP 2) Prerelease English ppc CD 446.1MB
Apple Mac OS X 10.0 (''Kodiak'' 10.0 Developer Preview 3) 10.0 (''Kodiak'' 10.0 DP 3) Prerelease English ppc CD 466.44MB
Apple Mac OS X 10.0 (''Kodiak'' 10.0 Developer Preview 4) 10.0 (''Kodiak'' 10.0 DP 4) Prerelease English ppc CD 423.91MB

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