Mac Versions (Operating System)
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Mac OS
X version information
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Version
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Codename
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Date
announced
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Release
date
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Most
recent version
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Rhapsody Developer Release
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Grail1Z4 / Titan1U
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August 31, 1997
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DR2 (May 14, 1998)
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Mac OS X Server 1.0
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Hera
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March 16, 1999
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1.2v3 (October 27, 2000)
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Mac OS X Developer Preview
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May 11, 1998
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March 16, 1999
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DP4 (April 5, 2000)
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Kodiak
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September 13, 2000
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Mac
OS X 10.0
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Cheetah
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March 24, 2001
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10.0.4 (June 22, 2001)
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Mac
OS X 10.1
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Puma
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July 18, 2001
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September 25, 2001
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10.1.5 (June 6, 2002)
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Mac
OS X 10.2
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Jaguar
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May 6, 2002
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August 24, 2002
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10.2.8 (October 3, 2003)
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Mac
OS X 10.3
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Panther
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June 23, 2003
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October 24, 2003
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10.3.9 (April 15, 2005)
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Mac
OS X 10.4
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Tiger
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May 4, 2004
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April 29, 2005
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10.4.11 (November 14, 2007)
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Mac
OS X 10.5
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Leopard
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June 26, 2006
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October 26, 2007
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10.5.8 (August 5, 2009)
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Mac OS X 10.6
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Snow Leopard
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June 9, 2008
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August 28, 2009
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10.6.8 v1.1 (July 25, 2011)
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Mac
OS X 10.7
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Lion
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October 20, 2010
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July 20, 2011
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10.7.5 (September 19, 2012)
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OS X 10.8
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Mountain Lion
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February 16, 2012
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July 25, 2012
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10.8.5 (12F45) (October 3,
2013)
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OS X
10.9
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Mavericks
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June 10, 2013
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October 22, 2013
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10.9.2 (13C64) (February 25,
2014)
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