Linphone running on Android
|Original author(s)||Belledonne Communications|
|Stable release||v3.7 (v2.1 for Android & iOS, v1.0.1 for Blackberry) / February 20, 2014|
|Platform||GNU/Linux, FreeBSD, Windows, Mac OS, iPhone, Android, BlackBerry OS|
|Type||Voice over IP, instant messaging, videoconferencing|
|License||GNU GPL version 2|
Linphone is a free VoIP application available on PCs running Linux, BSD operating systems such as FreeBSD, Windows, or Mac OS X, and mobile phones running BlackBerry OS, Android or iOS. It uses the Session Initiation Protocol (SIP) for communication and is licensed under the GNU General Public License (GPL). It supports IPv6, encryption via Transport Layer Security (TLS) and can be used behind network address translator (NAT). Linphone uses GTK+ for GUI and on Linux it can be also run as a console-mode application. It is compatible with telephony by using an Internet telephony service provider (ITSP).
Video codec support: H263-1998, MPEG-4, Theora and H.264 (with a plugin based on x264), with resolutions from QCIF(176×144) to SVGA(800×600) provided that network bandwidth and CPU power are sufficient.
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