Linphone : An audio and video Internet phone with GTK+ and console interfaces

Linphone is an audio and video Internet phone with GTK+ and console interfaces. It uses the SIP protocol, and is compatible with most SIP clients and gateways. It can use various audio and video codecs such as Speex, GSM, G711, ilbc, amr, Theora, H263-1998, MPEG4, H264, and snow.

• Licenses : GPL
• Operating Systems : POSIX, Linux, BSD, FreeBSD, Windows, Mac OS X, iPhoneOS, Android
• Implementation : C

Yet Another Telephony Engine (Yate) : A next-generation telephony engine

Yate is a next-generation telephony engine. While currently focused on Voice over Internet Protocol (VoIP) and PSTN, its power lies in its ability to be easily extended. Voice, video, data, and instant messaging can all be unified under Yate's flexible routing engine, maximizing communications efficiency and minimizing infrastructure costs for businesses. It supports SIP, H.323, IAX, MGCP, Jingle, Jabber, E1, T1, analogic, robbed bit, ISDN PRI, BRI, and SS7.

• Licenses : GPL
• Operating Systems : POSIX, BSD, FreeBSD, Linux, Windows
• Implementation : C++

SFLphone : An SIP/IAX2 compatible softphone

SFLphone is an SIP/IAX2 compatible softphone. The goal is to create a robust enterprise-class desktop phone. While it can serve home users very well, it is designed for intensive corporate use.

• Licenses : GPLv3
• Operating Systems : Linux
• Implementation : C++, C, dbus, Glib, GTK 2.0, Qt, XML

Linphone : An audio and video Internet phone with GTK+ and console interfaces

Linphone is an audio and video Internet phone with GTK+ and console interfaces. It uses the SIP protocol, and is compatible with most SIP clients and gateways. It can use various audio and video codecs such as Speex, GSM, G711, ilbc, Theora, H263-1998, MPEG4, H264, and snow.

• Licenses : GPL
• Operating Systems : POSIX, Linux, BSD, FreeBSD, Windows
• Implementation : C

Flash Operator Panel displays information about your Asterisk PBX activity in real time via a standard Web browser with the Flash plugin

Flash Operator Panel displays information about your Asterisk PBX activity in real time via a standard Web browser with the Flash plugin. The display and button layout is configurable, so you can have more than 100 buttons on the screen at once. It also supports contexts: you can have one server running and many different client displays (for hosted PBX, different departments, etc). It can monitor several asterisk servers at once. It can integrate with CRM software, by popping up a Web page (and passing the CLID) when a specified button is ringing. It also can be used to enable click-to-dial for Web-based applications.

• Licenses GPL
• Implementation Perl

1VideoConference

1VideoConference allows its Web, Audio/ Video phone, Skype, Msn and Yahoo users to instantly participate in live web conferences without the need for lengthy downloads or complicated installations.

Web2.0 unified communications software for Asterisk PBX supporting web, phone, MSN, Skype, and Jabber clients video conference. This VoIP, VVoIP, audio, data & video conferencing collaboration platform for is based on C#, WPF, WinFX, XAML, & .NET 3.0.

• Database Environment : SQL-based
• Intended Audience : End Users/Desktop, Education, Government, Healthcare Industry, Non-Profit Organizations, Telecommunications Industry
• License : GNU General Public License (GPL)
• Operating System : WinXP, Microsoft Windows Server 2003
• Programming Language : ASP.NET, C#, C++
• Topic : Conferencing, Internet Phone, Networking
• User Interface : Web-based
• Project UNIX name : vmukti