Sip

'The Genie' is a Java based SIP User Agent that can talk to any other SIP User Agent via SIP Proxy or Asterisk. Also Planned: 1-click sign-in to Yahoo or any other site by storing hashes of user/passwd pairs in a 'Wallet' and they can be accessed onl Platforms: Windows, Mac, Linux

symPhonie is a SIP softphone for Mac which focuses on the following features: * simple to configure and to use * simplified configuration for freephonie (SIP phone service offered by French IP provider Free), and possibly other * handling of registration depending on location (e.g. when being... Platforms: Mac

YateClient is a free Voip Client (SIP / IAX / GVoice) and Instant Messenger (Facebook / GTalk / Jabber), with it you're permanently connected on multiple chat and telephony accounts. YateClient supports: • SIP / IAX / Jingle calls** and Platforms: Mac

The ReSIProcate project consists of a stack and a collection of applications. The ReSIProcate stack is considered very stable and is currently used in several commercial products. ReSIProcate is ideally suited to individuals or companies that are implementing one of the following SIP... Platforms: Mac

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 now developed by a team of volunteers in this project. Platforms: *nix

Telify is a Firefox extension that recognizes phone numbers on web pages and converts them to clickable links. Additionally, any text can be selected and handled as a phone number (including vanity number conversion) by selecting the corresponding context menu item. The country code can be... Platforms: *nix

SaRP is a SIP and RTP proxy designed specifically to handle the problems inherit in NAT and SIP. The current implementation is written in Perl but a cross-platform C++ version is being worked on. Sourceforge project page Platforms: *nix

TrueConf Server Free - is free of charge video server for 6 users with a possibility to make video calls and group conferences in LAN via the Internet. It has a simple integration with IP telephony and SIP/H.323 devices and also API & SDK. TrueConf Server Free is used in more than 5000... Platforms: Windows, Windows 8, Windows 7, Windows Server

Ekiga (formely known as GnomeMeeting) is an Open Source VoIP and video conferencing application for GNOME. Ekiga uses both the H.323 and SIP protocols, it supports many audio and video codecs, and is interoperable with other SIP compliant software and also with Microsoft NetMeeting. Platforms: *nix, Windows

4PSA VoipNow is the leading Linux IP PBX server software for Hosting and Internet Service Providers, businesses of all sizes, call centers and residential users. With multi-tenant software architecture 4PSA VoipNow delivers hosted PBX services or can be used as a standalone PBX server in a... Platforms: *nix

COLLANOS PHONE Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a multi-protocol instant messenger combined in one application. The main features include placing audio & video calls and sending instant messages, including transparently to existing Jabber, MSN, ICQ,... Platforms: *nix

COLLANOS PHONE Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a multi-protocol instant messenger combined in one application. The main features include placing audio & video calls and sending instant messages, including transparently to existing Jabber, MSN, ICQ,... Platforms: Mac

ASTPP is a billing solution for Asterisk. The project supports pre-paid and post-paid billing with call rating and credit control. It also provides many other features such as calling cards, least cost routing (lcr), did management, resellers, callbacks, etc. ASTPP is able to integrate with... Platforms: *nix

Telepathy project aims to provide a unified framework for all forms of real time conversations, including instant messaging, IRC, voice calls and video calls. It uses the DBus messaging system to provide a simple interface for client applications, allowing them to quickly benefit from Telepathys... Platforms: *nix

IVuPy (I-View-Py) aims to be a solid basis for large Qt based Python programs geared to data analysis and 3D visualization of huge data sets. Python is extended by IVuPy with more than 600 classes of two of the Coin3D C++ class libraries: Coin and SoQt. Data exchange between Python and the... Platforms: *nix

Sfront project compiles MPEG 4 Structured Audio (MP4-SA) bitstreams into efficient C programs that generate audio when executed. MP4-SA is a standard for normative algorithmic sound, that combines an audio signal processing language (SAOL) with score languages (SASL, and the legacy MIDI File... Platforms: *nix

Callware VoiceOne is an easy to use web based GUI for the Asterisk PBX.It gives full control over settings through a simple admin panel. You can manage extensions, preferences, POTS/ISDN/VoIP trunks, queues, and rules sets and dynamically create IVRs. - Client/Server architecture based on web... Platforms: Windows, Mac, *nix, PHP, BSD Solaris

Jabberlang is a client XMPP and Jabber library for Erlang to implement scalable fault-tolerant XMPP/Jabber agents. The first version has been presented during Erlang User Conference (EUC 2004). For now, it still only supports a minimal subset of the Jabber/XMPP protocol but many changes are... Platforms: *nix

Eunit project is an Erlang test suite tool, inspired by agile development ideas. Usage: Launch example unit test with: erl -config sys.config and then eunit:run([eunit_examples], {suffix, "_test"}). Whats New in This Release: - This release is a complete rewrite. - Writing unit... Platforms: *nix

PPhone project is a universal communication client for IP telephony and instant messaging. The applications design is modular, so GUI, protocol, codec, and sound drivers have plugin interfaces, the GUI is detachable, and you can switch among different GUI implementations and change the clients... Platforms: *nix