OS X Server uses both PHP and Ruby. From my Lion Server: jtm@vertex ~ $ find /usr/share -iname *.php | wc -l 165 jtm@vertex ~ $ find /usr/shar

OS X Server uses both PHP and Ruby. From my Lion Server: jtm@vertex ~ $ find /usr/share -iname *.php | wc -l 165 jtm@vertex ~ $ find /usr/share -iname *.rb | wc -l 5855 Even if you don't use OS X Server, Ruby.framework has been part of the API since Leopard [1], so applications can (and do) depend on it. [1] https://developer.apple.com/library/mac/#documentation/MacOSX/Conceptual/OSX_Technology_Overview/SystemFrameworks/SystemFrameworks.html https://developer.apple.com/library/mac/#documentation/MacOS...