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sferik/system_ruby_version.markdown

Last active June 5, 2016 03:02
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system_ruby_version.markdown

What is the system Ruby?

What version of Ruby shipped by default on Mac OS X?

* Refers to the fully patched version (e.g. 10.5.8, not 10.5.0). Earlier versions may have shipped with different Ruby patchlevels but the RUBY_VERSION has never changed within major Mac OS X releases.
Mac OS X version* Mac OS X release date Default Ruby version Ruby release date
10.11 (El Capitan) 2015-10-21 2.0.0-p645 2015-04-13
10.10 (Yosemite) 2015-08-13 2.0.0-p481 2014-05-09
10.9 (Mavericks) 2014-09-17 2.0.0-p247 2013-06-27
10.8 (Mountain Lion) 2013-10-03 1.8.7-p358 2012-02-16
10.7 (Lion) 2012-10-04 1.8.7-p357 2011-12-28
10.6 (Snow Leopard) 2011-07-25 1.8.7-p249 2010-01-10
10.5 (Leopard) 2009-08-13 1.8.6-p369 2009-06-10
10.4 (Tiger) 2007-11-14 nil nil
10.3 (Panther) 2005-04-15 nil nil
10.2 (Jaguar) 2003-10-03 nil nil
10.1 (Puma) 2002-06-06 nil nil
10.0 (Cheetah) 2001-06-22 nil nil
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