522 organizations since 2016

• 

  Zulip

  End user applications

  Zulip is the only modern team chat app that is ideal for both live and asynchronous conversations. Zulip has a web app, a cross-platform mobile app for iOS and Android, cross-platform desktop and terminal apps, and over 100 native integrations. The entire Zulip codebase is 100% open source.

  2026

  11

  Cycles

  11

  Projects

  146

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  PythonJavaScriptDjangoAndroid+6

Contributor counts are accepted projects per cycle.