Sip Softphone
SEMS is a GPLv2+ media and application server for SIP based VoIP services. Basic applications like announcement, pre-call announcement, RBT, conference, voicemail, mailbox etc. and lots of example applications available.
Platforms: Mac, BSD, Linux
License: Freeware | Size: 4.22 MB | Download (47): SIP Express Media Server Download |
With SIP Proxy you will have the opportunity to eavesdrop and manipulate SIP traffic. Furthermore, predefined security test cases can be executed to find weak spots in VoIP devices. Security analysts can add and execute custom test cases.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 7.93 MB | Download (53): SIP Proxy - VoIP Security Test Tool Download |
Siproxd is a proxy/masquerading daemon for the SIP protocol. It allows SIP clients (softphones & hardphones) to work behind an IP masquerading firewall or router.
Platforms: Mac, BSD, Solaris, Linux
License: Freeware | Size: 813.64 KB | Download (51): siproxd - SIP proxy/masquerading daemon Download |
Express Talk is software that works like a telephone to let you make calls on your Mac OS X. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free. You can also call ordinary telephone numbers anywhere in the world...
Platforms: Mac
License: Freeware | Size: 813.06 KB | Download (57): Express Talk VoIP Softphone for Mac Download |
ZoIPer (formerly known as Idefisk) is a SIP and IAX/IAX2 software phone, compatible with the Asterisk/CallWeaver platform and adaptive to any IP telephony system. It offers a great variety of features to cover all aspects that VoIP provides. Its great simplicity with enhanced interface brings a...
Platforms: Mac
License: Freeware | Size: 8.1 MB | Download (84): ZoIPer Download |
Sofia-SIP is an open-source SIP User-Agent library, compliant with the IETF RFC3261 specification (see the feature table).It can be used as a building block for SIP client software for uses such as VoIP, IM, and many other real-time and person-to-person communication services. Sofia-SIP is based...
Platforms: Windows, Mac, *nix, C/C++, BSD Solaris
License: Freeware | Download (84): Sofia-SIP Download |
SIP Witch is an official package of the GNU Project as of August 10th 2007. GNU SIP Witch is also part of GNU Telephony & the GNU Telecom subsystem. GNU SIP Witch is a call and registration server for the SIP protocol. As a call server it services call registration for SIP devices and...
Platforms: Mac
License: Freeware | Size: 481.28 KB | Download (37): GNU SIP Witch Download |
miTester for SIP is an automated SIP testing tool designed and developed to take care of the complex pre-deployment testing of SIP applications easily. This SIP testing tool can be used to simulate SIP call-flows & automate functional, regression tests.
Platforms: Mac
License: Freeware | Size: 20.26 MB | Download (44): miTester for SIP Download |
Distributed SIP Analyzer is a SIP protocol analyzer for Unix.It allows you to examine SIP from different local area network.You can interactively browse the capture data, viewing callflow sequence diagram and detail information for each SIP Session.
Platforms: *nix
License: Freeware | Size: 61.44 KB | Download (36): Distributed SIP Analyzer Download |
Free VOIP / SIP phone. Use your PC as a phone. Works with any SIP / VOIP provider/ phone service. Use instead of the soft phone provided by your VOIP provider which locks you into their VOIP phone service. Easy to use interface to transfer, forward calls or set-up conference calls. Call log, call...
Platforms: Windows
License: Freeware | Size: 1.08 MB | Download (1655): 3CX VOIP Phone for Windows Download |
Eliminate PBX headaches with 3CX Phone System for Windows!
Evolve your communications with 3CX Phone System for Windows - an office phone system/IP PBX that completely replaces your proprietary PBX, supports standard SIP soft/hard phones, VOIP services and traditional PSTN phone lines. 3CX...
Platforms: Windows
License: Freeware | Size: 18.7 MB | Download (704): 3CX Phone System for Windows Free Download |
Sponsor popup windows driving you nuts while you are browsing the web? SIP takes them OUT with extreme prejudice! Very low CPU useage, you won't even know its running. Dumps its kill list out to a text file so you can distribute it to friends. Comes with a working initial list as a starting...
Platforms: Windows
License: Freeware | Size: 1.9 MB | Download (103): SIP - Surf in Peace Download |
Doddle is a free online SIP WebPhone through which you can make phone calls from within a
webpage.
It works with couple of VoIP providers or you can even fill it with your own SIP settings details.
There is no desktop software to be downloaded at all. It just uses Java plugin( JVM ) which...
Platforms: Windows, *nix
License: Freeware | Size: 566.41 KB | Download (359): Doddle Download |
Doddle is a free online SIP WebPhone through which you can make phone calls from within a
webpage.It works with couple of VoIP providers or you can even fill it with your own SIP settings details.
There is no desktop software to be downloaded at all. It just uses Java plugin( JVM ) which...
Platforms: Windows, *nix
License: Freeware | Size: 564.71 KB | Download (477): Doddle WebPhone Download |
Jiplet is short for Java SIP Servlet. Jiplet Container project is an open-source container for server-side SIP applications. An application developer can create a SIP application written in Java using the Jiplet API and deploy the application in the container. The container provides a number of...
Platforms: *nix
License: Freeware | Size: 15.2 MB | Download (106): Jiplet Container Download |
nagios-check_sip plugin will test a SIP server/device for availability and response time..
Platforms: *nix
License: Freeware | Size: 9.22 KB | Download (120): nagios-check_sip Download |
SSIP-GST Gaim plugin is an open-source SIP/SIMPLE plugin library, compliant with the IETF RFC3261 specification. SSIP-GST plugin serves as an example GUI client for the Sofia-SIP library. It can be used with Gaim as a SIP client software for uses such as VoIP, IM and presence. Media support is...
Platforms: *nix
License: Freeware | Size: 296.96 KB | Download (119): SSIP-GST Download |
IaxComm is an Open Source softphone (VOIP) using iax protocol. iaxComm works on Win32, Linux and Mac OS X (Panther) systems. The source code is in the simpleclient/iaxcomm subdirectory of the iaxclient source code tree, which is is available via SVN..
Platforms: *nix
License: Freeware | Size: 1.4 MB | Download (202): iaxcomm Download |
OpenSER is a collaborative project of its users, to develop a scalable and robust SIP server. Anyone can contribute to one of next items: - code development - OpenSER core, modules and adjacent applications - documentation- writing or enriching documentation - miscellaneous - different...
Platforms: *nix
License: Freeware | Size: 1.5 MB | Download (125): OpenSER Download |
The Wengophone is an easy to use program, that enables you to call anyone, anywhere, anytime, for free. Its native use of the SIP protocol makes it interoperable with most on the known VoIP technologies. WengoPhone already has built-in video capabilities, and is will offer many more features in...
Platforms: *nix
License: Freeware | Download (119): WengoPhone Download |