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Linphone overview


Linphone is an open source SIP Phone, available on mobile and desktop environments (iOS, Android, Windows Phone 8, Linux, Windows Desktop, MAC OSX) and on web browsers.

Linphone has inside a separation between the user interfaces and the core engine, allowing to create various kinds of user interface on top of the same functionalities.

The user interface frontends:

  • Gtk+ interface for windows, mac and linux
  • The console interface (linphonec, linphonecsh)
  • The iPhone application built in objective C
  • The Android application running in java
  • The Windows Phone application written in C#

Liblinphone, the core engine: this is the library that implements all the functionalities of Linphone.

Liblinphone is a powerful SIP VoIP video SDK that anyone can use to add audio or video call capabilities to an application. It provides a high level api to initiate, receive, terminate audio & video calls.

Liblinphone relies on the following software components:

  • Mediastreamer2, a powerful multimedia SDK to make audio/video streaming and processing.
  • oRTP, a simple RTP library.
  • belle-sip the SIP library.

Liblinphone and all its dependencies are written in pure C.


Console tools

Linphonec is a command line interface that can use readline on linux to get completion, history, such as bash.
Linphonecsh is another command line tool to remotely control a linphonec daemon. Unlike linphonec, linphonecsh immediately exits once the command is executed.
See the documentation tab for more information.

Others OS