Zulip

Zulip

Organized team chat with topic-based threading

24.7kstars
9.6kforks
Last commit: 5d ago
Repo age: 11y old
Zulip screenshot

Zulip is an open-source team chat platform designed for both real-time and asynchronous communication. Its distinctive topic-based threading keeps conversations organized, making it easier to follow multiple discussions without losing context.

Key Features

  • Topic-based threading within channels (streams) to keep discussions focused
  • Inbox-style view to prioritize unread conversations
  • Real-time messaging with searchable history
  • Powerful integrations and bots, including webhook-based workflows
  • Granular permissions and administration for organizations and communities
  • Multi-platform clients, including web, desktop, and mobile apps

Use Cases

  • Team communication for engineering, product, and operations groups
  • Open source or community collaboration with many parallel discussions
  • Async-first coordination across time zones while preserving context

Zulip is a strong fit for teams that want the immediacy of chat without sacrificing long-term clarity. Its conversation organization model scales well as the number of channels and active threads grows.

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