Jitsi

Skype – программа для осуществления звонков и видеосвязи через интернет. Распространяется бесплатно, также без внесения платы можно пользоваться основными функциями программы. Только за звонок на обычный телефонный номер нужно будет …

Pidgin - бесплатная программа для мгновенного обмена сообщениями. Сохраняет переписку между контактами, позволяет сортировать контакты по группам, создавать чаты/конференции. Доступны установка аватаров, обмен файлами, изменение шрифта, смайлы, метаконтакты и многое …

Hangouts - это замечательный мессенджер от всемирно известной компании Google. Данное приложение является отличной альтернативой некоторым другим продуктам Google, объединяя в себе их функции. За основу был взят так же …

Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the …

WhatsApp — популярная бесплатная система мгновенного обмена текстовыми сообщениями для мобильных и иных платформ с поддержкой голосовой и видеосвязи. Позволяет пересылать текстовые сообщения, изображения, видео, аудио, электронные документы и даже …

Trillian is a proprietary multiprotocol instant messaging application for Windows, Mac OS X, Android, iOS, BlackBerry OS, and the Web, created by Cerulean Studios. It can connect to multiple IM …

Empathy is a messaging program which supports text, voice, and video chat and file transfers over many different protocols. You can tell it about your accounts on all those services …

With Live Messenger you can chat online instantly in real time with friends, family and colleagues. Its faster than e-mail, more discreet than a phone call. Formerly known as MSN …

Imo instant messenger is a web-based service with video and voice chat functionality. imo's web messenger and mobile messenger apps let you IM your friends with AIM, Facebook, Google Talk, …

Nimbuzz offers limited-availablility-free-calls- and limited-availability-free-text messaging for users via 3G and WiFi. Calls to other nimbuzz users are free. PAY to call mobile or landline phones for as...

Yahoo! Messenger is an instant messaging client developed by Yahoo! inc. for real-time communication of its users. It provides text chat, file transfer up to 2GB. conversations with audio and …

Fring is a VoIP (voice over internet) app that allows you to make 2-way video calls, voice calls and live chat for free, from your phone or iPod. It offers …

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 …

iChat (formerly iChat AV) is an AOL Instant Messenger (AIM), MobileMe, ICQ and XMPP client by Apple Inc. for their Mac OS X operating system. Using a Jabber-like protocol and …

Linphone is an internet phone or Voice Over IP phone (VoIP). With linphone you can communicate freely with people over the internet, with voice, video, and text instant messaging. Linphone …

LINE is a Japanese proprietary application for instant messaging on smartphones and PCs. Line users exchange text messages, graphics, video and audio media, make free VoIP calls, and hold free …

Palringo is the lightweight Instant Messaging client for desktop computers. Express yourself in chat with emoticons and smileys to show your friends how you’re feeling. Send voice messages at the …

csipsimple will allow native sip for android device. It relies on the pjsip SIP stack and use the pjsip-jni project. The use of this native library will ensure a better …

Combining voice calls, video calls and Instant Messaging in a simple interface, CounterPath's X-Lite helps you seamlessly transition from a traditional phone environment into the world of Voice over IP. …

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 …

Psi+ is a development branch of Psi IM XMPP/Jabber client. Psi is a cross-platform powerful XMPP/Jabber client (Qt, C++) designed for the Jabber power users.

Video conversations with up to 8 people in your browser - no downloads, no login. Just name your channel and you are on. Works in all modern browsers, even mobile.

SFLphone is a robust standards-compliant enterprise softphone, for desktop and embedded systems. It is designed to handle several hundreds of calls a day. SFLphone is available under the GNU GPL …

Telephone is a VoIP program which allows you to make phone calls over the internet. It can be used to call regular phones via any appropriate SIP provider, including Google …

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 …