|» OpenSIPS 2.1.1 released - 19th of August 2015|
The first minor release on the 2.1 branch brings multiple and essential fixes. Download now an enjoy the best ever OpenSIPS!
» OpenSIPS 2.1.0 Stable Release is now available, download now!
OpenSIPS 2.1 is an exciting version bringing WebSockets, Async DB queries, Fraud Detection, SIP Compression and more! Read all about it in the release notes!
OpenSIPS is an Open Source SIP proxy/server for voice, video, IM, presence and any other SIP extensions.
OpenSIPS is a multi-functional, multi-purpose signaling SIP server - it can act as SIP Router/Switch, SIP Registrar, Application Server, Redirect Server, Load Balancer / Dispatcher, Back-to-Back User Agent, Presence Server, IM Server, Session Border Controller, SIP Front-End, NAT traversal Server, IP Gateway (SMS, XMPP) and others - see the full Set of Features.
OpenSIPS is recommended for any kind of SIP scenario / service by:
- the high throughput - tens of thousands of CPS, millions of simultaneous calls (see official tests)
- the flexibility of routing and integration - routing script for implementing custom routing logics, several interfacing APIs (see the Manual)
- the effective application building - more than 120 modules to provide features, for SIP handling, for backend operations, for integration, for routing logics (see List of Modules)
|» ||Download OpenSIPS|
| ||2.1.1 - stable release|
1.11.5 - stable LTS release
2.2-dev - devel version