Kamailio
The facts below are what the maker publishes about Kamailio, checked and dated. Our editors have not written about it yet.
Plans and prices
From Kamailio's own pricing page, checked 5 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Kamailio | Free | Open source; released under GPLv2 or any later version |
The facts
Each one read from Kamailio's own pages, with the date it was checked.
What it does
- Communications features
- It supports SIMPLE instant messaging and presence, an embedded XCAP server, and an MSRP relay.checked 5 Oct 2026
- Control and monitoring
- The project lists JSON and XMLRPC control interfaces and SNMP monitoring.checked 5 Oct 2026
- Documentation
- The project provides documentation resources including module documentation, tutorials, installation guidance, and administrator and developer documentation.checked 5 Oct 2026
- Downloads
- The project provides Debian and Ubuntu packages through an APT repository, RPM packages for CentOS, Fedora, and OpenSUSE, and source downloads.checked 5 Oct 2026
- Extensibility
- The project describes a modular architecture with more than 150 modules in its source tree.checked 5 Oct 2026
- Integrations
- The project lists backend support including MySQL, PostgreSQL, Oracle, Radius, LDAP, Redis, Cassandra, MongoDB, and Memcached.checked 5 Oct 2026
- Project history
- The Kamailio project describes its collaboration process as starting on November 4, 2008, following development in the SIP Express Router, Open SER, and SIP Router projects.checked 5 Oct 2026
- Purpose
- Kamailio is open source SIP server software for building VoIP and real time communications platforms.checked 5 Oct 2026
- Routing
- Features include SIP forking, NAT traversal, load balancing, least cost routing, failover, and high availability replication.checked 5 Oct 2026
- Security
- Listed security features include Digest SIP user authentication, authorization through ACL or group membership, and IP and network authentication.checked 5 Oct 2026
- Server roles
- It can act as a SIP registrar, location server, proxy, application server, or redirect server.checked 5 Oct 2026
- Support
- Community support is offered free on a best effort basis through mailing lists, Matrix, and IRC.checked 5 Oct 2026
- Transports
- It supports UDP, TCP, TLS, SCTP, IPv4, IPv6, and WebSocket for WebRTC.checked 5 Oct 2026
The company
- Founded
- 2001checked 28 Sep 2026
Where it runs
- Platforms
- Kamailio runs on Unix and Linux systems, from embedded systems to large multi-core servers.checked 5 Oct 2026
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