Mac OS X “Mountain Lion”, X11, the XQuartz project johayek 13 years ago support.apple.com/kb/HT5293: About X11 and OS X Mountain Lion starting with Mountain Lion X11 for Mac OS X is available on a separate website: xquartz.macosforge.org Share this: Email a link to a friend (Opens in new window) Email Share on WhatsApp (Opens in new window) WhatsApp Press This! (Opens in new window) Press This Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn More Print (Opens in new window) Print Share on Telegram (Opens in new window) Telegram Share on Reddit (Opens in new window) Reddit Share on Tumblr (Opens in new window) Tumblr Share on Pinterest (Opens in new window) Pinterest