PJSIP is a free and open source multimedia communication library written in C with high level API in C, C++, Java, C#, and Python languages. It implements standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. It combines signaling protocol (SIP) with rich multimedia framework and NAT traversal functionality into high level API that is portable and suitable for almost any type of systems ranging from desktops, embedded systems, to mobile handsets.
Main documentation site: https://docs.pjsip.org
Table of contents:
139 followers · starred Apr 2025
487 followers · starred Nov 2025
324 followers · starred May 2019
40 followers · starred Aug 2018
PJSIP is a free and open source multimedia communication library written in C with high level API in C, C++, Java, C#, and Python languages. It implements standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. It combines signaling protocol (SIP) with rich multimedia framework and NAT traversal functionality into high level API that is portable and suitable for almost any type of systems ranging from desktops, embedded systems, to mobile handsets.
Main documentation site: https://docs.pjsip.org
Table of contents:
139 followers · starred Apr 2025
487 followers · starred Nov 2025
324 followers · starred May 2019
40 followers · starred Aug 2018