Pion
Pion is an open-source WebRTC library written in Go, designed for building real-time communication applications such as video conferencing, live streaming, and peer-to-peer data transfer. It provides a comprehensive set of APIs for handling WebRTC protocols, media processing, and network connectivity, enabling developers to implement WebRTC functionality without relying on browser-based implementations. The library is modular, lightweight, and optimized for performance in server-side and embedded environments.
Developers should learn Pion when building real-time communication systems that require server-side WebRTC processing, such as media servers, SFUs (Selective Forwarding Units), or IoT devices with video streaming capabilities. It is particularly useful in scenarios where low-latency, cross-platform compatibility, and control over media pipelines are critical, such as in telemedicine, online gaming, or surveillance applications. Using Pion allows for custom implementations that can scale efficiently and integrate seamlessly with Go-based backends.