Windows Vista

Download EVCSoft and get free calls. EVCSoft lets you make VoIP sip voice-video calls to users anywhere in the world. Call PC to PC for free, all you need is EVCSoft installed on each machine, a webcam plus a microphone and speakers. Features: supports computer to phone via a VoIP SIP gateway provider, phone to computer, phone to phone, sms messages, video conferences, voice mail, call forwarding, video messages and more. Download free.

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ManageEngine™ VQManager is a powerful, web-based VoIP monitoring software that aids in troubleshooting VoIP calls for failures & quality deterioration. It monitors devices that support SIP, H.323, Cisco™ Skinny & RTP/RTCP. VQManager passively monitors VoIP QoS metrics and generates alarms based on user-configured alert parameters. Over 30 comprehensive, pre-defined reports allow for complete analysis & optimization of your VoIP infrastructure.

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Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices. It works as a virtual FXO gateway. You install it as a service on any Windows PC. SIP protocol VoIP calls will be directed out to standard PSTN analog lines through a telephony board.

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ManageEngine™ VQManager is a powerful, web-based VoIP monitoring software that aids in troubleshooting VoIP calls for failures & quality deterioration. It monitors devices that support SIP, H.323, Cisco™ Skinny & RTP/RTCP. VQManager passively monitors VoIP QoS metrics and generates alarms based on user-configured alert parameters. Over 30 comprehensive, pre-defined reports allow for complete analysis & optimization of your VoIP infrastructure.

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Carousel is software to connect VoIP calls to ordinary telephone lines and vice versa using one of a number of professional telephony devices. It works as a virtual FXO gateway. You install it as a service on any Windows PC. SIP protocol VoIP calls will be directed out to standard PSTN analog lines through a telephony board.

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Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device phone calls using SIP/H323 phone right at the electronics level. The design is based on Hybrid Combination of RFC SIP Protocol and Windows RTC and is today successfully ported to Windows CE/Pocket PC/Smart Phone.

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ZOIPER Communicator is a very intuitive SIP softphone, with presence, chat, video and fax. Very stable, small footprint, skinnable, and with encryption support. It comes with a built in peer 2 peer voip service, so that you can speak chat and videotalk with other users even if your pbx or voip provider does not support those features.

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VoiceXML Gateway for SIP VOIP PSTN TAPI development API for interactive telephony application. High level development platform based on W3C VoiceXML. Supports text to speech, voice recognition, DTMF tones for both inbound, outbound apps. Works with SIP based VOIP, Skype, and traditional phone services. API , SDK, tutorial, sample code available online. Easy integration with HTTP web and command line interface. Free program download

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The conaito VoIP EVO SDK contains a high performance VoIP conferencing client capable of delivering crystal clear sound even for both low and high-bandwidth users. conaito VoIP EVO users are arranged in a tree-structure where each node is a room/channel where users can talk, send instant messages and share files. More than 40 users can be in each room/channel and participate in a conference.

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Express Talk is software that works like a telephone to let you make calls from your PC. 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 if you sign up to a gateway service. It uses the SIP protocol and is compatible with most major VoIP SIP service providers.

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The conaito VoIP SDK contains a high performance VoIP conferencing client capable of delivering crystal clear sound even for both low and high-bandwidth users. conaito VoIP users are arranged in a tree-structure where each node is a room/channel where users can talk, send instant messages and share files. More than 40 users can be in each room/channel and participate in a conference.

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sharpVoice is a internet telephony program that enables free PC-to-PC and inexpensive PC-to-Telephone voice conference calls. sharpVoice Version 6.0 offers great sound quality even over slow internet connections and the ability to conduct multi-person conference calls without a conferencing server.

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Call Shop Billing solution will help you start generating new revenue stream by providing low cost telecommunication services. In a typical call shop operation customers come to the location of the shop, make a telephone call from one of the phone booths to any place in the world and get charged upon completion.

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conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording, playback, encoding, decoding, mixing, resampling, reading, and writing wave files, mixer volume controls access. Provides UDP/IP server and client components for peer-to-peer, multi-user and broadcast.

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ZOIPER 2.0 Free SIP and IAX is a user-friendly softphone, compatible with Asterisk or any other SIP or IAX capable system. High-quality VoIP experience with features like: SIP + IAX protocols, T.38 fax support, STUN support, Echo cancellation, DTMF tones, Adaptive jitter buffer, Call transfer, Hold function, Multilanguage support, Portable storage compatibility, Codecs: GSM, ulaw, alaw, speex, ilbc.

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conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording, playback, encoding, decoding, mixing, resampling, reading, and writing wave files, mixer volume controls access. Provides UDP/IP server and client components for peer-to-peer, multi-user and broadcast.

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conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording, playback, encoding, decoding, mixing, resampling, reading, and writing wave files, mixer volume controls access. Provides UDP/IP server and client components for peer-to-peer, multi-user and broadcast.

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conaito VoIP SDK ActiveX for developers of VoIP audio applications and webpages, such as voice chat, conference, VoIP, real-time low latency multi-client audio streaming over UDP/IP networks. Includes efficient components for sound recording, playback, encoding, decoding, mixing, resampling, reading, and writing wave files, mixer volume controls access. Provides UDP/IP server and client components for peer-to-peer, multi-user and broadcast.

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ZOIPER 2.0 Free SIP and IAX is a user-friendly softphone, compatible with Asterisk or any other SIP or IAX capable system. High-quality VoIP experience with features like: SIP + IAX protocols, T.38 fax support, STUN support, Echo cancellation, DTMF tones, Adaptive jitter buffer, Call transfer, Hold function, Multilanguage support, Portable storage compatibility, Codecs: GSM, ulaw, alaw, speex, ilbc.

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Voix manager is a switchboard application Iax phone integrated, is written in C++ and is able to manage and display information about your Asterisk PBX activity in real time. Voix Manager has been thought with simplicity in mind, all feature needed by the attendant, fast and easy usable, with the minimum configurations, just fill the phone and manager login information and play.

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