socket.io

Socket.IO is a JavaScript library that enables real-time, bidirectional and low-latency communication across clients and servers. It is designed for building applications such as live chat, real-time dashboards, multiplayer games, and collaborative tools. The library provides a WebSocket-based transport with fallback mechanisms for broader compatibility, automatic reconnection, event-based messaging, and features like rooms and acknowledgements. Socket.IO is published on npm and supports both browser and server environments, with official documentation available at socket.io. The project is MIT-licensed and follows a contribution guide and a security policy. Its GitHub repository tracks issues for bug reports and feature requests, while usage questions are directed to the documentation, troubleshooting guide, Stack Overflow, and GitHub Discussions.