Kamailio.org
The Kamailio SIP Server Project – The Open Source SIP Server
Kamailio is an open-source SIP server for building and scaling VoIP, instant messaging, and real-time communications platforms with high performance.
Scale VoIP and real-time comms with open-source SIP
Kamailio is an open source SIP server designed to help you build and scale platforms for VoIP, instant messaging, and real-time communications. Whether you're setting up presence, WebRTC, or integrating with systems like Asterisk or FreeSWITCH, Kamailio offers the flexibility and performance needed for both small and large deployments.
You can use Kamailio to manage thousands of call setups per second, making it suitable for everything from enterprise PBX solutions to large-scale SIP-to-PSTN gateways. The site provides comprehensive documentation, downloads, and community support to help you get started and grow your communication infrastructure.
If you're looking for a robust and scalable solution for telephony and real-time messaging, Kamailio gives you the tools and resources to create reliable, open communications platforms.
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