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API Design realtime recommended

WebSocket Patterns

WebSocket patterns for real-time communication covering Socket.IO, native WebSockets, scaling, authentication, and production best practices.

Difficulty
intermediate
Read time
1 min read
Version
v1.0.0
Confidence
established
Last updated

Quick Reference

WebSockets: Persistent bidirectional connection. Use wss:// always. Socket.IO for fallbacks + rooms + namespaces. Authenticate on connection. Heartbeat for stale detection. Handle reconnection gracefully. Use Redis adapter for scaling. Validate all incoming messages. Rate limit events.

Use When

  • Real-time features
  • Chat applications
  • Live notifications
  • Collaborative editing
  • Live dashboards

Skip When

  • Simple request/response
  • Infrequent updates
  • SSE sufficient

WebSocket Patterns

WebSocket patterns for real-time communication covering Socket.IO, native WebSockets, scaling, authentication, and production best practices.

Tags

websocket real-time socket.io api streaming

Discussion