IaxComm Open Source
iaxComm Open Source
http://iaxclient.sourceforge.net/iaxcomm/
IFon Softphone PDA
The pda communication and multimedia resource
http://www.tabletmedia.com/ifon.html
Inter-tel 8601 SIP SoftPhone
The independent windows mobile and embedded community, featuring the news, views, cool device info, discussion forums, resource links, and original technical content.
http://www.windowsfordevices.com/news/ns3267999984.html
Interaction Client Softphone
Interactive intelligence provides ip communications solutions for your enterprise, your contact center and your distributed workforce. total business communications, ip pbx & sip-enabled ip telephony on a single platform. specializing in call center customer service practices voip conference software call center contact recording contact center recording software call center monitoring software voip call center recording software ip telephony contact center recording internet telephony voip providers speech recognition software call center recording call center software pc telephony software voip phone systems call recording software predictive dialer software ivr call center predictive dialers speech recognition sip call recording pc telephony ip pbx call centers acd unified messaging contact center contact center software
http://www.inin.com/
Gratis SIP Proxy ININ
Interactive intelligence - powering the world of business interaction.
http://www.inin.com/sipproxy/
Envox
Envox is dedicated to reducing the time, cost, and complexity of developing and deploying unified communications. from interactive voice response software to voip solutions, we provide and help you get the most out of your communications landscape.
http://www.envox.com/
Adore SIP softphone
Adore softphone provides best
softphones,sip softphone, pc phone software,instant messeging, webdialers,
and click to talk softwares
http://www.adoresoftphone.com/softphone.html
CallFlow Generator
The phoenix group, which is the continuation of the compose project, is a joint inria team with labri (cnrs, university of bordeaux 1 and enseirb), located in bordeaux. we aim to develop principles, techniques and tools for the creation of multimedia communication services. our approach covers three key aspects of this area: (1) definition of new domain-specific languages (dsls), using programming language technology to enable the specification of robust services, (2) study of the layers underlying communication services to improve flexibility and performance, (3) application to concrete areas to validate our approach.
http://phoenix.labri.fr/documentation/sip/sip_-_tools_and_works.html
Daniel Sommerfeldt Phoner
Daniel Sommerfeldt Phoner
http://www.phoner.de/screenshot.htm
DC-SIP Portable SIP toolkit
Dc-sip toolkit software includes portable core protocol components, and sample code for support functions that can be tailored for a particular solution. one of a suite of protocol stacks for voice over ip (voip)/voice over packet (vop) that includes mgcp and megaco.
http://www.dataconnection.com/voip/siparch.htm
Linphone Linux SIP Softphone
Linphone, an open-source sip video-phone for linux and windows
http://www.linphone.org/
LIPZ4 Linux SIP Softphone
Questions and answers about using the free linux-based sip softphone by zultys technologies
http://p198.ezboard.com/bziplinuxsoftphone
SJ Phone Pocket PC
The best softphones, webdialers and other sip/h.323 voip software for service providers, pda and smartphone vendors and isvs.
http://www.sjlabs.com/sjp.html
TkcPhone Sip for Sharp PDA
tkcPhone Sip for Sharp PDA
http://www.thekompany.com/embedded/tkcphone/
Twinkle SIP Softphone
Twinkle is a soft phone for your voice over ip communcations using the sip protocol. you can use it for direct ip phone to ip phone communication or in a network using a sip proxy to route your calls.
http://www.twinklephone.com/
Vonage SoftPhone
Vonage SoftPhone
http://www.vonage.com/features.php?feature=softphone
SIPHON SIP on Linux
SIPHON SIP on Linux
http://siphon.sourceforge.net/
Sip Softphone handset
Gizmo project provides low cost international calling and free calls to users on yahoo messenger, google talk, windows live users and sip networks.
http://sipphone.com/basics/
PacketGen & PacketScan
PacketGen & PacketScan
http://www.gl.com/packetgen_packetscan.html
PhoneGaim
PhoneGaim
http://www.phonegaim.com/
Pronexus VBVoice
Leading developer of ivr toolkits for creating ivr applications, voice solutions, ivr platforms for speech, tts, asr and telephony
http://www.pronexus.com/
SIP Express Router
Internet telephony
http://www.iptel.org/ser/
Windows SipPhone
Gizmo project provides low cost international calling and free calls to users on yahoo messenger, google talk, windows live users and sip networks.
http://sipphone.com/softphone/