Top Free Alternatives to Pusher

Stop paying expensive subscriptions for Developer Tools tools. Discover the best free and open-source replacements for Pusher.

Why switch from Pusher?

Pusher charges based on connection counts and message volumes, leading to high operational bills for realtime web chats or live dashboards. Open-source WebSocket servers let you scale connections on your own servers.

Soketi

Free / Open Source
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Simple, fast, and resilient open-source WebSocket server. Compatible with Pusher SDKs.

Key Features

  • Pusher Protocol compatible
  • Written in TypeScript (uWebSockets.js)
  • Horizontal scaling
  • Detailed usage metrics

Pros

  • + No client code changes needed to migrate from Pusher
  • + Extremely fast performance and low RAM usage
  • + Easy to deploy on Docker/VPS

Cons

  • - Requires managing your own network sockets and SSL
  • - Fewer hosted cloud dashboard debugging tools

Svix

Free / Open Source
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Webhooks as a Service

Key Features

  • 100% data control
  • Self-hostable
  • No vendor lock-in
  • Community-driven

Pros

  • + Ownership of your data
  • + Flexible and customisable
  • + Cost-effective

Cons

  • - Requires server setup
  • - Smaller commercial support