MX, Mx, mX, or mx may refer to:
MxPx is an American punk rock band from Bremerton, Washington founded in 1992 as Magnified Plaid. The band has skate punk leanings, with connections to the pop punk scene.
MXC (an initialism of Most Extreme Elimination Challenge) is an American comedy television program that aired on Spike TV from 2003 to 2007. It is a re-edit of footage from the Japanese game show Takeshi's Castle which originally aired in Japan from 1986 to 1990. The re-edit created a new completely rewritten storyline and new characters, as a dub was added that centered on the game show hosts narrating the action as people tried to win points for their teams by surviving through different challenges.
A mail exchanger record (MX record) is a type of resource record in the Domain Name System that specifies a mail server responsible for accepting email messages on behalf of a recipient's domain, and a preference value used to prioritize mail delivery if multiple mail servers are available.
Mxit (pronounced "mix it") was a free instant messaging application developed by Mxit (Pty) Ltd. in South Africa that ran on over 8,000 devices, including feature phones, Android, BlackBerry, iPhone, iPad, Windows Phone and tablets.
MXW Pro Wrestling (MXW) is an independent professional wrestling promotion founded and operated by former ECW manager and color commentator Joel Gertner.
mXparser is an open-source mathematical expressions parser/evaluator providing abilities to calculate various expressions at a run time.
Mx, usually pronounced /ˈməks/, /ˈmɪks/ or /ˈmʌks/ (miks or muks), is an English-language honorific for use alongside Mr., Ms., etc.
MXR was a Rochester, New York-based manufacturer of effects pedals, co-founded in 1972 by Keith Barr and Terry Sherwood and incorporated as MXR Innovations, Inc.