X3 may refer to:

Arts, entertainment, and media

Films

* '' X-Men: The Last Stand'', also known as ''X3'' and ''X-Men 3'', the third film in the comic book film series * '' XXX: Return of Xander Cage'', a 2017 American film directed by D. J. Caruso

Literature and publications

* ''X3'', a collection of three science fiction novellas by

Gary A. Braunbeck Gary A. Braunbeck (born 1 July 1960) is an American science fiction, fantasy, mystery and horror author. Biography Braunbeck was born in Newark, Ohio (the city that serves as the model for the fictitious Cedar Hill in many of his stories). He w ...

Music

X3 (group) X3 were a short lived Australian group, consisting of Brianna Nicholls, Fiona Henson and Anna Le. The debut single "A Girl Like Me" was written by T-Boz from TLC TLC may refer to: Arts and entertainment Television * ''TLC'' (TV series), a ...

, a short-lived Australian girl group, circa 2000 * ''X3'' (album), a 2004 solo album by Japanese pop singer Aya Matsuura

Video games

* '' X-Men: The Official Game'', a 2006 videogame prequel to ''X-Men: The Last Stand'' * '' X³: Reunion'', a space simulation computer game ** '' X³: Terran Conflict'', a sequel to ''X³: Reunion'' *** '' X³: Albion Prelude'', an addon to ''X³: Terran Conflict'' * '' Dance Dance Revolution X3'', a 2011 music video game by Konami * ''

Mega Man X3 ''Mega Man X3'' (stylized as ''MEGA MAN X³''), known as in Japan, is a video game released by Capcom for the Super Nintendo Entertainment System (SNES). The game was originally released in Japan on December 1, 1995, and later in North American ...

'', a 1995 platforming game in Capcom's ''Mega Man X'' series

Electronics

Instruments

* Korg X3, a synthesizer

Phones

* Kyocera X3, an Android One smartphone by Kyocera * Mobile phone models by Nokia **

Nokia X3-00 Nokia X3-00 (also known as ''Nokia X3''), is a multimedia-oriented mobile phone produced by Nokia. It comes with stereo-wide speakers, built-in FM radio with RDS, a standard 3.5 mm audio jack, media player and 3.2 megapixel camera. The phon ...

or Nokia X3 **

Nokia X3 Touch and Type The Nokia X3 Touch and Type also known as Nokia X3-02 is a mobile telephone handset produced by Nokia. This is the first mobile handset released by Nokia that possesses a touchscreen in a "candybar" phone form factor. It is also the first touchsc ...

or Nokia X3-02

Sensors

* Foveon X3 sensor, a layered image sensor design

Mathematics, science, and technology

Astronomy

* Cygnus X-3, a binary x-ray source in the sky

Computer science

* X3, one former name of a subcommittee of ANSI, now

International Committee for Information Technology Standards The InterNational Committee for Information Technology Standards (INCITS), (pronounced "insights"), is an ANSI-accredited standards development organization composed of Information technology developers. It was formerly known as the X3 and NCITS. ...

(INCITS) *

X3 (code) Excess-3, 3-excess or 10-excess-3 binary code (often abbreviated as XS-3, 3XS or X3), shifted binary or Stibitz code (after George Stibitz, who built a relay-based adding machine in 1937) is a self-complementary binary-coded decimal (BCD) code ...

aka Excess-3, a binary code also termed Stibitz code *

XKO X3 Epicor Software Corporation is a business software company based in Austin, Texas founded in 1972. Its products are aimed at the manufacturing, distribution, retail and services industries. Epicor provides enterprise resource planning (ERP), ...

, an ERP software

Mathematics

* X³, the mathematical cubic function

Transportation

Aircraft

* Douglas X-3 Stiletto, an experimental jet aircraft *

Eurocopter X3 Airbus Helicopters SAS (formerly Eurocopter Group) is the helicopter manufacturing division of Airbus. It is the largest in the industry in terms of revenues and turbine helicopter deliveries. Its head office is located at Marseille Provence ...

, an experimental compound helicopter under development by Eurocopter

Automobiles

* Beijing X3, a Chinese subcompact crossover SUV * BMW X3, a German compact SUV * Cowin X3, a Chinese compact SUV * Geely Vision X3, a Chinese subcompact crossover * Jingyi X3, a Chinese subcompact crossover

Bus routes

* X3 (New York City bus) * X3, a Metrobus route in Washington, D.C. U.S.

IATA codes

* TUI fly Deutschland (IATA airline designator X3 since 2007) * Hapag-Lloyd Express (IATA airline designator X3, 2002-2007)

Motorcycles

* Ilmor X3 (also termed the X³), a MotoGP race motorbike

Spacecraft

* X-3, the

Prospero (satellite) The ''Prospero'' satellite, also known as the X-3, was launched by the United Kingdom in 1971. It was designed to undertake a series of experiments to study the effects of the space environment on communications satellites and remained opera ...

launched by the UK in 1971

Trains

* X3 (train), a Swedish train built by

Alstom Alstom SA is a French multinational rolling stock manufacturer operating worldwide in rail transport markets, active in the fields of passenger transportation, signalling, and locomotives, with products including the AGV, TGV, Eurostar, Avelia ...

Watercraft

* HMS ''X3'', an X-class submarine of the Royal Navy

Graffiti

* X3(Suffix) is a common Gang tag Signature that is associated with the Mexican Mafia aka "La Eme" x3 is the notion of Roman Numeral 10 + 3 which is 13 for the Letter M; that is the thirteenth Letter of the Spanish and English Alphabets. Every allianced gang will include Some form or variant of the x3 or 13 in their Graffiti tagging.