|» OpenSIPS Control Panel 8.3.1 Released - 12 Jan 2021|
The provisioning web interface matching OpenSIPS 3.1 is now ready to use!
» OpenSIPS 3.2 Planning - 23 Dec 2020
The plan for the next 3.2 major release is here, so check its philosophy and features!
» OpenSIPS 3.1 is out - 22th of July 2020
Let's welcome the 3.1 LTS stable release, focused on complex call crafting. Learn how you can do Call API, inter-call media exchange, Push Notification, STIR/SHAKEN and many others Class 5 adds-on.
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 used by carriers, telecoms or ITSPs for solutions like Class4/5 Residential Platforms, Trunking / Wholesale, Enterprise / Virtual PBX Solutions, Session Border Controllers, Application Servers, Front-End Load Balancers, IMS Platforms, Call Centers, and many 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|
| ||3.1.1 - stable LTS release |
2.4.9 - stable LTS release