Projects

Kamailio

Robust Open Source (GPL) SIP (RFC3261) server implementation. Among features: VoIP SIP registrar/proxy/router/application server, TLS secure communication, AAA, ENUM, LCR, load balancing, NAT traversal, OSP, CPL, SNMP, SIMPLE IM&Presence, DNS failover. The source code for development is hosted now in GIT at http://sip-router.org

OpenSIPS

OpenSIPS (Open SIP Server) is a mature Open Source implementation of a SIP server. OpenSIPS is more than a SIP proxy/router as it includes application-level functionalities. OpenSIPS, as a SIP server, is the core component of any SIP-based VoIP solution. With a very flexible and customizable routing ... [More] engine, OpenSIPS 'unifies voice, video, IM and presence services in a highly efficient way, thanks to its scalable (modular) design. What OpenSIPS has to offer, comes in a reliable and high-performance flavour - OpenSIPS is one of the fastest SIP servers, with a throughput that confirms it as a solution up to enterprise or carrier-grade class. [Less]

Kamailio (SIP Express Router)

Kamailio is the result of merging SIP Express Router (SER) with OpenSER. It is an open source project managed by its community, released under GPLv2, and focusing to build a flexible and rock solid SIP server. Among features: full RFC3261 implementation, support for IPv4, IPv6, UDP, TCP, TLS ... [More] , SCTP, DNS SRV and NAPTR, Websockets, least cost routing, load balancing, AAA, presence server, RCS/RCSe, embedded XACP server and MSRP relay, RADIUS, XMLRPC control interface, IMS extensions, MySQL, Postgres and many other DB backends. [Less]

rtpproxy

The Sippy RTPproxy is a high-performance software proxy for RTP streams that can work together with SIP Express Router (SER), OpenSER or Sippy B2BUA. Originally created for handling NAT scenarious it can also act as a generic media relay as well as gateway RTP sessions between IPv4 and IPv6 ... [More] networks. RTPproxy was developed by Maxim Sobolev and now is being actively maintained by the Sippy Software, Inc. The RTPproxy supports some advanced features, such as remote control mode, allowing building scalable distributed SIP VoIP networks. The nathelper module included into the SIP Express Router (SER) or OpenSER as well Sippy B2BUA allow using multiple RTPproxy instances running on remote machines for fault-tolerance and load-balancing purposes. [Less]

Homer SIP Capture

HOMER is a robust, carrier-grade, scalable SIP Capture system and Monitoring Application with HEP/HEP2, IP Proto4 (IPIP) encapsulation & port mirroring/monitoring support right out of the box, ready to process & store insane amounts of signaling with instant search, end-to-end analysis and ... [More] drill-down capabilities for ITSPs, VoIP Providers and Trunk Suppliers using SIP signaling [Less]

siremis

Web management interface for SIP Routing engine (OpenSER, Kamailio, SER, SIP-Router) - handle subscribers, ACL, LCR and load balancing, monitoring charts, xmlrpc communication with SIP server

erlrtpproxy

RTP/RTCP proxy for VoIP and IM applications.

QXIP

Development bits and hacks from QXIP Team. QXiP (Quick-SIP) is a free, open SIP and iNUM Video VoIP Network.

carrierclass

CarrierClass.net is the Free Software, large-scale, highly-available communications system for the enterprise, higher-education, non-profit, and governmental entities.