pjsip.orgPJSIP - Open Source SIP, Media, and NAT Traversal Library

  -- Blog | Documentation | Trac |   -- PJSIP version 2.10 is released ! New: Video codec VP8 & VP9 ! Download .. and PJSIP moved to GitHub ! PJSIP is a free and open source multimedia communication library written in C language implementing 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. PJSIP is both compact and feature rich . It supports audio, video, presence, and instant messaging, and has extensive documentation . PJSIP is very portable . On mobile devices, it abstracts system dependent features and in many cases is able to utilize the native multimedia capabilities of the device. PJSIP has been developed by a small team working exclusively for the project since 2005 , with participation of hundreds of developers from around the world, and is routinely tested at SIP Interoperability Event ( SIPit ) since 2007. More about PJSIP » News & Blog PJSIP version 2.8 is released with WebRTC interopability ? RTP/SAVPF ? SSRC and OPUS param on the fly -- on 05 Sep 2018 PJSIP version 2.7.2 is released with security update -- on 24 Feb 2018 PJSIP version 2.7 is released with DTLS for SRTP keying support, and iOS and Mac native H.264 VideoToolbox codec -- on 26 Sep 2017 PJSIP version 2.6 is released with UWP & WP8.x support -- on 26 Jan 2017 PJSIP version 2.5.5 is released with IPv6 support for PJNATH, and DNS resolution. -- on 21 Jul 2016 See all news Explore PJSIP Documentation Datasheet Download Open Source Projects Using PJSIP Mailing List Licensing About Some icons are courtessy of http://www.pinkmoustache.net/ , licensed under Creative Commons....