REACT or React may refer to: Science and technology REACT (telescope), a telescope at Fenton Hill Observatory, New Mexico, US Computing React (JavaScript library) , a JavaScript library for building user interfaces, from Facebook React Native, a mobile application framework created by Facebook ReactOS, an open-source operating system compatible with Microsoft Windows Arts and entertainment React (book), originally Reacciona, a 2011 Spanish-language book React (media franchise), a metaseries of web videos created by the Fine Brothers React to That, a Nickelodeon TV series based on the first two React series Music React (band), a 1990s American boys band made of Tim Cruz and Daniel Matrium React Music Limited, a 1990s London based dance record label Albums and songs React (The Fixx album), a 1987 live album by the band The Fixx React (Erick Sermon album), a 2002 album by rapper Erick Sermon "React" (Erick Sermon song), a song from the album React (Robert Rich and Ian Boddy album), a 2008 album by electronic musicians Robert Rich and Ian Boddy "React" (Onyx song), a song by Onyx on their 1998 album Shut 'Em Down "React" (The Pussycat Dolls song), a 2020 song by the Pussycat Dolls Organizations Radio Emergency Associated Communication Teams, a volunteer radio emergency service across the US and Canada Rapid Enforcement Allied Computer Team, a task force of the High Technology Theft Apprehension and Prosecution Program, California, US Other uses Rapid Execution and Combat Targeting System, the command and control system of the US for nuclear intercontinental ballistic missiles Remote Electronically Activated Control Technology belt (REACT belt), a restraint device See also Reaction (disambiguation)