Toktumi

Google Voice gives you one number for all your phones, voicemail organized in an email format, free US long distance calls, low rates on international calls, and many free calling …

Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for GNOME. Ekiga uses both the H.323 and SIP protocols. It supports many audio and video …

Asterisk is free software that transforms a computer into a communication server. Asterisk lets you build applications like PBX, VoIP gateway, IVR and ACD.

QuteCom is a community of enthusiasts and developers, creating free software products related to communication over IP. The flagship product of the QuteCom project is a softphone which allows you …

Encrypted voice for Android. RedPhone provides end-to-end encryption for your calls, securing your conversations so that nobody can listen in. It's easy to use, and functions just like the normal …

FreeSWITCH is a scalable open source cross-platform telephony platform designed to route and interconnect popular communication protocols using audio, video, text or any other form of media. It was created …

Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications …

A SIP based implementation of a PBX / unified communications system.

FreeSentral is a full IP PBX consisting of a Linux Distribution, an IP PBX and a Web Graphical User Interface for easy configuration

Unlimited free calls anywhere in North America! KNCTR gives you the ability to stay connected with the people that matter most. Call any mobile or landline phone number across North …

SIP Broker is a free service that provides unlimited VoIP calls to millions of people around the world. No signup is necessary. SIPBroker is a free open peering service. Unlke …

3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such as Google Nexus, Sony Xperia, Motorola Droid or Samsung Galaxy. Connect 3CXPhone to …

PBX in a Flash is a PBX system based on Asterisk, FreePBX and CentOS, coming as an ISO download. A two stage installation process allows for more flexibility for the …

The Taridium ipbx is a complete software-based VoIP PBX system that replaces traditional proprietary hardware PBX. ipbx runs on an open source operating system (Linux) without the need for extra …

commercial internet voice provider. JAJAH.Web: From the web, you can initiate a call with no headset, no download, no software installation required. Use any phone, start saving now! JAJAH.Mobile Web: …

Phonebooth is a web-based phone system that routes your calls to any landline or mobile phone number you choose. Users receive a free local phone number to give out to …

Your personal number is not for everyone. Whether you’re at a grocery store, shopping mall, buying something online, whether you're looking for a date online, socializing, or purchasing a car, …

JAJAH.Mobile Web : From your web-enabled mobile you can point your browser to http://mobile.jajah.com. Keep in touch and save money on the go! JAJAH.Mobile Web is designed for small displays …

Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls You now have the ability to have secure encrypted phone calls between Silent Circle members, anywhere, anytime, with complete …

SendHub is a fast and simple professional communication tool. Our web and mobile platform enables businesses, educators, non-profits and others to easily reach individuals and groups of all sizes through …