Socket.io
Full-featured WebSocket library with automatic fallback and room-based messaging
Socket.io pricing & cost calculator
Pricing summary
Free
Free and open source (MIT license)
- Add real-time updates — Make your app feel alive. Live updates, collaboration, and instant notifications built in.
How Socket.io fits into a tech stack
Socket.io appears in 1 curated workflow on FindAStack. These are the jobs it owns in each stack and the companion tools that complete the workflow.
Real-time JavaScript library
Full-featured WebSocket library with automatic fallback and room-based messaging