



Xabber is described as 'Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android' and is a popular instant messenger in the social & communications category. There are more than 100 alternatives to Xabber for a variety of platforms, including Android, iPhone, Windows, Mac and Linux apps. The best Xabber alternative is Signal, which is both free and Open Source. Other great apps like Xabber are Telegram, Element, Matrix and Pidgin.




Jabbin is an original mashup of Social Network, Instant messaging and VoIP developed entirely on the widely-used and open protocol, Jingle/XMPP, and open source software, including Asterisk, Openfire and Jobill, a billing system developed by us.



This application is an Open Source XMPP Client for BlackBerry(c) 10. Work have been done to support to some extent Google Hangout.



Numbertank is a place to express yourself, discover yourself, and bond over the stuff you love. Whether it’s fandoms or philosophy, fashion or felines, Numbertank is where your interests connect you with your people.




With BiP, you can send pictures and videos, documents, audio files, locations as well as text messages. Holding the microphone button is enough to send the audio recording.?











Graph Messenger is an UNOFFICIAL messaging app that uses Telegram's API and add new features like real multi account system, download manager and time line.




Pinger lets you text and talk free with the people you care about most, anywhere on the planet. Tap a picture and you'll see all of your communications—texts, pics, calls, voicemails—all in one place.



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 to make free PC to PC video and voice calls, and to integrate all your IM contacts...

Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard for improved collaboration with other people.






