Our products and services focus: voice and video over IP applications and communication systems.

Liblinphone, SIP Audio/Video toolkit

Liblinphone is an easy to use API to add the SIP video calls feature to any application. Linphone itself is based on liblinphone.

Liblinphone integrates all the SIP and media features of linphone in an easy to use API.

This is fastest road if you wish create your own SIP phone application, or integrate a voice/video call feature to an already existing application (ex: games).

Liblinphone is written in C.

Read more about liblinphone on

License: dual licensed - GNU GPL or proprietary license.