Skip to content


Twitter πŸ’™ #opensource

White Twitter logo in front of a textured horizontal banner of blue overlaid on white

Twitter is what's happening and what people are talking about right now. It's where news breaks and communities converge. And it's all powered by open source, made by a team of amazing Tweeps.

Participating in the community

πŸ«‚ We aim to create a welcoming and inclusive community. Please note that Twitter's open source projects are governed by our code of conduct.

Get in touch!

Learn more about what we're doing in open source at Interested in a career at Twitter? Check out our opportunities on Twitter Careers!

πŸ‘‹ @TwitterOSS


  1. twemoji Public

    Emoji for everyone.

    HTML 14.7k 1.7k

  2. scalding Public

    A Scala API for Cascading

    Scala 3.4k 691

  3. Serial Public

    Light-weight, fast framework for object serialization in Java, with Android support.

    Java 897 77

  4. rezolus Public

    Systems performance telemetry

    Rust 1.2k 71

  5. Twitter's open source website, identifying projects we've released, organizations we support, and the work we do to support open source.

    SCSS 1.9k 602