X11 (disambiguation)

Look up X11 in Wiktionary, the free dictionary.

X11 may refer to:

• X Window System or X11, a system which implements the X display protocol
• Honda X11
• X11 (New York City bus)
• X11.app, the implementation of the X Window System in Mac OS X
• X11, a variation of the SL X10 train
• X11, a hashing algorithm
• N11 code, any of a set of public service telephone numbers in North America
• Kuhikugu § Settlement X11

X-11 may refer to:

• Chevy Citation X-11, a performance-enhanced version of the Chevy Citation
• Convair X-11, the first testbed for what became the Atlas missile program