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Open Source Socket.io Alternatives

Discover 2 open source alternatives to Socket.io. All free, community-driven, and actively maintained.

Socket.io logo

What is Socket.io?

Real-time bidirectional communication library enabling event-based messaging between clients and servers.

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centrifugo
centrifugo logo

centrifugo

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.

WebSocket
anycable
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anycable

Realtime server for reliable two-way communication to power-up any backend

WebSockets