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Freecallme PcPhone
Make FREE pc-to-pc and pc-to-phone calls over Internet and ISDN/PSTN and SIP network. PC-Telephone is a powerful communications software that enables you to exploit the full communications potential of the Internet and public telephone networks ISDN/PSTN. PC-Telephone makes possible to use your computer as internet telephone, ISDN phone, answer phone, fax software, voicemail client .
Freecallme PcPhone provides you with a real phone number.
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PCBest Networks SIP PBX
A Windows free SIP IP PBX software. It is very easy to use and deploy, with powerful features like:ACD, Auto Attendant, Call Park, Ring Group, Conference, Call Pickup Group, Auto Outbound Dialer, Database CDR report, Database PBX Status Report. It supports SIP extensions, SIP accounts, inbound and outbound calls, and customized dial plans. It supports plugins. Plugin samples can be programmed by .NET languange like C#, and vb.net. PCBest Networks SIP PBX is licensed as freeware and listed in communications telephony section.
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Zoiper Communicator Softphone
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. Zoiper Communicator Softphone is licensed as freeware and listed in communications telephony section.
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PhonerLite
Easy to use VoIP softphone with profile and contact management. This software enables your PC to use it for internet telephony (VoIP, Voice over IP). The computer should have a full-duplex sound card, a microphone and speakers (alternatively a headset), an internet connection and a registration at a provider supporting SIP protocol. This internet software is categorized under communications telephony.
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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 to transfer, forward calls or set-up conference calls. Call log, call statistics & phone-book. Available in English, German, Spanish, French & Portuguese. Free download from http://3cx.com.
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Voicent Predictive Dialer
Voicent Agent Dialer is a predictive dialer and semi auto dialer combined. It assists marketing or sales people for telemarketing campaigns. Supports SIP based VOIP, Skype, and traditional phone service. Automatic dialing can play audio messages, transfer calls, and record conversations, all by the press of a key. It helps you to generate leads, reduce work load, save your voice, and increase productivity.
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VaxVoIP SIP activeX SDK
VaxVoIP SIP SDK provides tools and components to quickly add SIP (Session Initiation Protocol) based IP-Telephony make and receive phone calls feature in your web pages and software applications. It delivers superior voice quality by integrating advanced digital voice processing features including acoustic echo cancellation, noise cancellation and adaptive jitter buffering. This shareware is listed under development components, libraries category.
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EVCSoft
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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Embedded VOIP SIP Developers Kit
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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Uplink Skype to Sip Adapter
Uplink connects SIP protocol VoIP calls to the proprietary Skype phone network. It works in both directions. Connects both incoming and outgoing calls to the Skype network. Can be used to make SkypeOut calls from a SIP device or SIP PBx. Can receive SkypeIn calls and direct them to your SIP extension. Fully complies with the RFC3261 for SIP signalling. Uplink Skype to Sip Adapter is licensed as shareware and listed in communications telephony section.
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3CXPhone FREE VoIP Phone for Windows
Free VOIP / SIP phone (softphone) for Windows. Use your PC as a phone. Works with popular VOIP network providers and SIP PBX''s (including 3CX Phone System). The interface is easy to use and similar to that of popular Smartphones. 3CXPhone is compact and easy to install across a network. Features include Call Transfer, Call Recodrding, Hold, Headset support, Call History. Full version, not a lite version. This freeware is listed under communications telephony category.
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SIP Phone DLL
This software for developers 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 (provided no NAT Router or Firewall is set) or use the Gateway or the Gatekeeper to connect to /or from PSTN lines.
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Carousel Telephony Adapter
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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OfficeSIP Alerter
This internet software is a simple, easy-to-use and free sip messenger. It was not designed for prolonged chat, it is handy when you need to send or receive single message. It is good replacement for old-fashioned Alerter Service. OfficeSIP Alerter has simple interface but it is based on Session Initiation Protocol, so you can exchange messages with users of Windows Messenger or other sip messenger.
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Express Talk VoIP Softphone
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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Minipax
Free SIP Softphone for voip providers and customized softphone for voip providers the newest generation of Vidosystem Softphone. Our engineer had successfully recode sip engine to produce more robust, small application, better nat traversal sip softphone. Minipax NOW support SIP tunneling. SIP tunneling works where clients firewall blocked or on a country where voip is blocked.
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VoIP SIP SDK
This software for developers - A powerful and highly versatile VoIP SDK to accelerate development of SIP applications. Our brand-new SIP SDK provides a powerful and highly versatile solution to add quickly SIP (Session Initiation Protocol) based dial and receive phone calls features in your software applications. It accelerates the development of SIP/ RTP compliant soft phone with a fully-customizable user interface and brand name.
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Secure
Notifications: Every single event that occurs in the system is notified to the users to make sure that the system is in their own control and such that no other program is taking its ownership. Encryption: If users have any files which are very importatnt for them and they want nobody to access or modify those files they can encrypt those files in a very advanced manner. Stats: User can know their current status of their syste
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Kerio WinRoute Firewall
This firewall is an ICSA certified corporate gateway solution for small to medium companies. Equipped with unified security features, IBM web content filter control, employee monitoring, bandwidth controls and VPN server, Kerio WinRoute Firewall is a powerful user Internet access control and security solution.
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Axon Enterprise Virtual PBx System
Axon Enterprise is a fully featured pbx server without restrictions to manage calls within a business or call center environment. Any business can implement this scalable PBX solution with only an existing PC which connects to phone lines and extensions using VoIP technology.
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Voix Phone Linux
Voix Phone Is a multiplatform IAX soft phone, its engine derives from Voix Manager, the powerful Asterisk call manager interface, from wich it inherits stability and robustness. Voix Phone has been thought with simplicity in mind, all feature needed by the user, fast and easy usable, with the minimum configurations, just fill the phone login information and play. This freeware is listed under communications telephony category.
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Axon Virtual PBx System
Axon is a virtual PBX designed to manage calls within a business or call center environment. Any business can implement this scalable PBX solution with only an existing PC which connects to phone lines and extensions using VoIP technology.
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