conaito VoIP SDK ActiveX
conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, providing real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording, playback, encoding, decoding, mixing,... conaito VoIP SDK includes voip activex, voip ocx, voip com, voip dll, voip lib and voip cab, so you can use the one you like the most! ... conaito VoIP SDK is the best way to add voice conference and text conference into your application and web pages.
http://www.conaito.com/trialdownloads/ConaitoProxySDK.zip - 768Kb - Download - Screenshot

VSoft3
The VSoft Phone is a simple to use internet telephone system that can reduce your call costs. It uses the latest technology to let you make calls to friends, family, and business associates anywhere in the world without any chunky telephone equipment. ... VSoft features includes unlimited free VoIP to VoIP call (PC to PC), free video call, low cost VoIP to home/mobile call, send SMS, confrence, SMS to call, VoIP bridge. ... The VSoft Phone utilises a Broadband internet connection to allow a user to make VoIP calls to any phone number worldwide.
http://www.mobif.com.my/Download/VSoft3.3-setup.exe - 4Mb - Download - Screenshot

Telepati SIP Phone Freeware
Telepati SIP Phone Freeware allows you to make PC-PC phone-phone calls over the Internet. Developed using Research Labs VOIP SIP Phone SDK, this free soft phone brings SIP protocol support for ActiveX. With this phone once you set the gatekeeper proxy with the username and password from your... Now VOIP open source projects have made it easier to implement a customized VOIP Solution eliminating costly PSTN lines. ... Though this implementation might turn out fairly complex, our VOIP Implementation Team at Research-Lab will guide you remotely for the same.
http://www.bandwidthsaver.com/downloads/telepati.zip - 1Mb - Download - Screenshot

Buzzfon p2p
Buzzfonp2p is the latest voip software or peer to peer application that you can now download for free to call unlimited worldwide! Download this free voip software/application right now and start calling your friends, loved ones, business associates in minutes!
http://www.buzzfon.com/setupbuzzfonp2p3.exe - 533Kb - Download - Screenshot

SIP Phone DLL
SIP Phone DLL allows to make PC-PC, PC-phone, or phone-phone calls or create Instant Messaging (IM) sessions over the Internet VOIP SIP Phone SDK brings protocol support for ActiveX. With this SDK one can create a simple program to connect and start speaking with anyone with a direct IP Address... Now VOIP open source projects have made it easier to implement a customized VOIP Solution eliminating costly PSTN lines. ... With this SDK one can create in minutes a VOIP phone program to connect and start speaking with anyone with a direct IP Address (provided no NAT Router or Firewall is set)...
http://www.ipchip.com/downloads/sphone01.zip - 3Mb - Download - Screenshot

3CX VOIP Phone for Windows
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 includes dial pad and buttons to transfer or forward a call. ... * Search using ENUM * Installation provided as MSI for easy deployment 3CX VOIP Phone for Windows also functions as a client for 3CX Phone System for Windows, a software-based VOIP PBX that completely replaces a traditional proprietary phone system.
http://www.3cx.com/VOIP/3CXPhone.exe - 1Mb - Download - Screenshot

VOIP Phone Buddy for SKYPE
VOIP Phone Buddy for SKYPE VOIP Phone Buddy for Skype adds automatic telephone dialling to almost any windows application, using SKYPE VOIP telephony, including Microsoft CRM, Microsoft, Access, Microsoft Outlook, Goldmine, ACT, other CRM and Accounts packages etc. ... The VOIP Phone Buddy for Skype and Jajah dialer then looks at the phone number, where the cursor was previously, and formats the international country code automatically. ... Simply move the cursor to a phone number and press the Hot Key to activate "VOIP Phone Buddy for Skype" phone dialer.
http://urlcut.com/voipphonebuddy.exe - 2Mb - Download - Screenshot

Quorum Call Conference Software
Quorum is software which runs as a phone conference server on any Windows PC. Callers dial into the server to join telephone conferences. Callers can connect to a conference call using either standard or VoIP lines on external telephone numbers or through an office phone system. ... ~ VoIP calls can be made using free VoIP SIP Service Providers saving call costs if they are an issue. ... If VoIP is used no special hardware is needed. ... ~ Can connect via VoIP using the international standard SIP protocol.
http://www.audiochannel.net/software/quorum.zip - 947Kb - Download - Screenshot

Sieben
If you thought that card games are something for the olds among us, then try that! Sieben (Seven) is a simple, groovy, easy to learn and network-compatible card game with voice transmission (VoIP) and account to a game server. You play in different natural environments in a dynamically to your... With the VoIP function you can converse with your opponent through the InterNet. ... But, convince yourself now ...... ... And should you wish to determine the place of combat, then you can merge your pictures with a simple copy process.
http://www.playseven.com/downloads/setup_seven.exe - 7Mb - Download - Screenshot

Axon Virtual PBx System
Axon is a virtual PBX designed to manage calls within a business or call center environment. Any business, whether small or large, can now implement a scalable PBX solution with an existing PC which connects to phone lines and extensions using VoIP technology. ... ~ Links directly to VoIP services for your external lines (with cheaper calls). ... ~ Works with hardware type VoIP extensions which just plug into the LAN (eg. ... See Recommended VoIP Gateways for more information. ... ~ If no VoIP services are available can also link to ordinary external lines with FXO adapters.
http://www.audiochannel.net/software/pbx.zip - 323Kb - Download - Screenshot