Caliopen Alternatives

With support for multiple protocols, Miranda im smaller, faster, easier Instant Messenger. The ground up designed to be resource efficient while still Features:Free,Open,Source,Windows,

Empathy through different protocols, which is for text, audio, video, chat and file transfer is a program that supports messaging. You tell him that your accounts are all about Features:Free,Open,Source,Linux,BSD

In the everywhere! IN the+ of the most commonly used mobile chat app! Connect, MSN, Yahoo! allinone for all Google Talk, aim, Jabber, ICQ, Facebook, MySpace, and Twitter Features:Freemium,Web,Windows,Mobile,Android,iPhone,Java,Mobile

Austria and Franz-combine application chat and free messaging app, messaging services / ex-Emperor. Franz fullness currently, WhatsApp is supported Features:Freemium,Open,Source,Mac,Windows,Linux

Common web-applications, combines a free, open-source, cross-platform-messaging and e-mail application. Features:Freemium,Open,Source,Mac,Windows,Linux

Kopete AIM, ICQ, MSN, Yahoo, Jabber, IRC, Gadu Gadu, Novell GroupWise Messenger support for instant-messaging program and more. It is designed to be a flexible and Features:Free,Open,Source,Mac,Linux,BSD

The SMART-station is the first station for busy people. It is a single place for web applications. . Features:Free,Mac,Windows,Linux

Shift, Drive, Gmail, outlook.com favorite easy apps and extensions for Office 365 + E-mail, calendar, allows it to navigate through an e-mail client, and Features:Freemium,Mac,Windows,Linux

Customized, self-hosted Messenger on operating systems at the same time very useful communication platform. the SDK contains tools for communication, client interface Features:Free,Personal,Mac,Windows,Linux,Web,Android

From the new posts is the center. Conversations from different services brought together seamlessly, or disintegrated within seconds. Features:Free,Android,Android,Tablet,Kindle,Fire

What: Post//delete notifications stop talking (rename, add, contact) Chat messages Create/modify conversations, you get Features:Free,Open,Source,Mac,Windows,Linux,Hangouts

A neatly packaged application on your desktop, Gmail & the Google experience . Features:Freemium,Open,Source,Mac,Windows,Linux

Fullness and discord, such as group Chat, desktop, client-centric services for the ripcord. Developed for power users, traditional compact desktop interface. Features:Free,Mac,Windows,Linux,Discord,Slack

Each Website or web application, desktop application, Web catalog, which gives a more efficient "real amp" work &help protect your privacy. Features:Free,Open,Source,Mac,Windows,Linux

Goat is a non-official Facebook Messenger app with many useful features and privacy. Features:Free,Open,Source,Mac,Windows,Linux