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The innovative release of Mac OS, with completely new underpinnings and Aqua interface.

Released on 24th March 2001 by Apple Link points to external site.

Interface name: Aqua

Taglines: “The world’s most advanced operating system”, “The power of UNIX with the simplicity and elegance of Macintosh”

Sep 97Rhapsody
23 Oct 99Mac OS 9

10 May 99 Mac OS X Developer Preview (32 screenshots)
Nov 99 Mac OS X Developer Preview 2 (31 screenshots)
Feb 00 Mac OS X Developer Preview 3 (32 screenshots)
15 May 00 Mac OS X Developer Preview 4 (34 screenshots)
13 Sep 00 Mac OS X Public Beta (37 screenshots)
21 Jun 01 Mac OS X 10.0.4 (35 screenshots)
25 Sep 01 Mac OS X 10.1 (44 screenshots)

23 Aug 02Mac OS X 10.2 Jaguar
Detailed timeline

“One thousand square pixels of canvas” by Marcin Wichary, 2003
“Interview with Nathan Lineback” by Marcin Wichary, 2005
“Interview with John Gruber” by Marcin Wichary, 2005

Aqua entry Link points to external site from Wikipedia
Mac OS X 10.1 screenshots Link points to external site from Nathan Lineback
Featured edition
Desktop with applications in Mac OS X DP 3
Mac OS X DP 3
More information


12-page insert explaining first LCD iMac, including Mac OS X

Featured icons
Power managementMailCommand promptTask managerScreensaver
Keyboard mapKeyboardText editorAppearanceBrowser
Power managementCommand promptDesktopKeyboard mapAddress book
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Featured quote

No. It’s no evolution at all. It’s no advance at all. [The users are still] stuck in this morass of overlapping windows.

(Jef Raskin on Mac OS X)

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Did you know...

While many classic Mac OS fans lamented the demise of WindowShade (a feature that rolled the window to its title bar when double clicked) in Mac OS X, it is still present in one application – Stickies.

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Copyright © 2002-2006 Marcin Wichary, unless stated otherwise.