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@centrifugal

Centrifugal Labs

Scalable and reliable real-time messaging for any stack

Centrifugal Labs powers real-time magic 🔮

Our flagship product is Centrifugo — a self-hosted real-time messaging server that is stack-agnostic and integrates with any frontend or backend technology. Centrifugo enables you to easily build real-time features such as chats, live updates, multiplayer games, collaborative tools, real-time dashboards, and streaming AI responses.

Centrifugo delivers messages to connected clients in real time over WebSocket, Server-Sent Events (SSE), HTTP streaming, WebTransport, or gRPC. Clients subscribe to channels, while the server implements efficient publish/subscribe semantics with built-in support for stream recovery, presence, delta compression, flexible authentication schemes, and detailed observability.

Centrifugo scales horizontally out of the box and is used in production environments with millions of concurrent connections. It supports both JSON and binary Protobuf protocols for maximum performance and efficiency.

Official client SDKs are available for JavaScript/TypeScript, Swift, Java (Android), C#, Dart (Flutter), Python, and Go. These SDKs handle the heavy lifting for you — including seamless reconnects, subscription multiplexing over a single connection, timeout management, and ping-pong logic.

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  1. centrifugo centrifugo Public

    Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.

    Go 11k 753

  2. centrifuge centrifuge Public

    Real-time messaging library for Go. The simplest way to add feature-rich and scalable WebSocket support to your application. The core of Centrifugo server.

    Go 1.5k 123

  3. centrifuge-js centrifuge-js Public

    JavaScript client SDK to communicate with Centrifugo and Centrifuge-based server from browser, NodeJS and React Native. Supports WebSocket, HTTP-streaming over Fetch and Readable Stream API, EventS…

    TypeScript 513 119

  4. centrifuge-dart centrifuge-dart Public

    Dart (Flutter) client SDK for bidirectional communication with Centrifugo and Centrifuge-based server over WebSocket

    Dart 127 43

  5. centrifuge-swift centrifuge-swift Public

    Swift client SDK for bidirectional real-time communication with Centrifugo and Centrifuge-based server over WebSocket

    Swift 69 53

  6. centrifuge-java centrifuge-java Public

    General Java and Android client SDK for bidirectional communication with Centrifugo and Centrifuge-based server over WebSocket

    Java 77 40

Repositories

Showing 10 of 34 repositories
  • centrifugo Public

    Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.

    centrifugal/centrifugo's past year of commit activity
    Go 10,967 Apache-2.0 753 23 9 Updated Nov 11, 2026
  • centrifuge Public

    Real-time messaging library for Go. The simplest way to add feature-rich and scalable WebSocket support to your application. The core of Centrifugo server.

    centrifugal/centrifuge's past year of commit activity
    Go 1,501 MIT 123 7 10 Updated Nov 11, 2026
  • centrifuge-python Public

    Centrifugo real-time WebSocket SDK for Python on top of asyncio

    centrifugal/centrifuge-python's past year of commit activity
    Python 66 MIT 21 2 1 Updated Nov 10, 2026
  • centrifuge-java Public

    General Java and Android client SDK for bidirectional communication with Centrifugo and Centrifuge-based server over WebSocket

    centrifugal/centrifuge-java's past year of commit activity
    Java 77 MIT 40 7 3 Updated Nov 10, 2026
  • centrifuge-rust Public

    Rust realtime SDK to communicate with Centrifugo and Centrifuge-based server

    centrifugal/centrifuge-rust's past year of commit activity
    Rust 1 MIT 1 0 0 Updated Nov 10, 2026
  • helm-charts Public

    Official Centrifugo Helm chart for Kubernetes

    centrifugal/helm-charts's past year of commit activity
    Mustache 55 MIT 34 0 5 Updated Nov 9, 2026
  • centrifugo-pro Public

    A home for Centrifugo PRO releases

    centrifugal/centrifugo-pro's past year of commit activity
    7 2 0 0 Updated Nov 8, 2026
  • homebrew-centrifugo Public

    Homebrew formula for Centrifugo

    centrifugal/homebrew-centrifugo's past year of commit activity
    Ruby 3 2 0 0 Updated Nov 8, 2026
  • centrifugal.dev Public

    Documentation site for Centrifugo

    centrifugal/centrifugal.dev's past year of commit activity
    JavaScript 10 Apache-2.0 35 0 2 Updated Nov 8, 2026
  • rustcent Public

    Centrifugo server SDK for Rust

    centrifugal/rustcent's past year of commit activity
    Rust 0 MIT 0 0 0 Updated Nov 6, 2026