OStatic

Ekiga (formerly called GnomeMeeting) is a free and open source VoIP and video conferencing application for GNOME and Windows. Ekiga supports both the ...

Linphone is an audio and video internet phone with GNOME and console interfaces. It lets people communicate freely over the Internet. It uses the SIP ...

KPhone is a SIP UA for Linux, supporting a multitude of features. Originally developed by Billy Biggs, it was developed at Wirlab until 2005. It is no...

openwengo is a cross platform GPL softphone (windows, linux, mac) for communication over IP: telephony, visio, chat and much more. currently available...

A unified open source software platform based on Linux for mobile smart phone. The first stage features are call, sms, address book, multimedia, J2ME,...