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Socket.IO

What Is Socket.IO?​

Socket.IO is a JavaScript-based library built on top of WebSocket that enables event-based, bi-directional communication between client and server.

Key Features in Socket.IO​

  • Custom event emitters and listeners
  • Namespace and room support
  • Fallbacks to polling if WebSocket fails

Benefits​

  • Easy to implement real-time logic
  • Works well in unstable network conditions
  • Widely adopted in JavaScript ecosystems

How Sparrow Supports Socket.IO​

  • Event-based UI for custom emit and listen
  • Namespace and room management
  • Reconnect logic and message logging
  • Side-by-side event input/output preview

Ideal Use Cases​

  • Gaming apps
  • Live collaborative tools
  • Notification services