OS X 10.9.0

OS X 10.9.0 (build 13A603) is the first public release of OS X 10.9 (Mavericks) on October 22, 2013 by Apple Inc.
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==Development history==
The first developer preview of OS X 10.9.0 was seeded on June 10 during the 2013 Worldwide Developers Conference.OS X Mavericks Developer Preview 1 Now Available for Download by Paul Horowitz, OS X Daily. 2013-06-10.
==References==
==External links==
*About the security content of OS X Mavericks v10.9 at Apple Support
Category:OS X 10.9
Category:2013 introductions