React
Sign in to saveJavaScript library for building user interfaces
Key facts
- Original author
- Jordan Walke
- Developers
- Meta and community
- Initial release
- May 29, 2013 ; 13 years ago ( 2013-05-29 )
- Written in
- JavaScript
- Platform
- Web platform
- Type
- JavaScript library
- License
- MIT License
- Website
- react .dev
- Repository
- github .com /facebook /react
via Wikipedia infobox
Article
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React (also known as React.js or ReactJS) is a free and open-source front-end JavaScript library that aims to make building user interfaces based on components more "seamless". It is maintained by Meta (formerly Facebook) and a community of individual developers and companies. According to the 2025 Stack Overflow Developer Survey, React is one of the most commonly used web technologies.