A simple-to-use messaging app for 1:1 communication and small groups supporting SMS, MMS, matrix and XMPP through libpurple.

IM+ is described as 'One app for all your messaging' and is a very popular instant messenger in the social & communications category. There are more than 50 alternatives to IM+ for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best IM+ alternative is Signal, which is both free and Open Source. Other great apps like IM+ are Telegram, Element, Pidgin and Tox.
A simple-to-use messaging app for 1:1 communication and small groups supporting SMS, MMS, matrix and XMPP through libpurple.

AQQ is a Polish (but available in English) multiprotocol instant messenger with support of: AQQ, Jabber, Gadu-Gadu, Tlen and ICQ. It has many great features like: one tabbed message window for all conversations; quick search for contacts; file sending (even through FTP thanks to...



Softphone for VoIP, CAPI und TAPI. This application enables voice connections to landline, cellular network and VoIP. Phoner can be used as softphone on stationary and mobilecomputer devices attached to anlogue or digital (ISDN) subscriber lines and as SIP client.
PhonerLite is.


Allows users to connect using either text or webcam for video conferencing. Reliable chat room open all day and night allowing people to connect online.




Retro AIM Server is an instant messaging server that revives AOL Instant Messenger (and ICQ!) clients from the 2000s.

Tkabber is a Free and Open Source client for the Jabber instant messaging system. Its writen in Tcl/Tk, and works on many platforms (tested on Linux, FreeBSD, NetBSD, Solaris, MacOS X and Windows 98/2000/XP).



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




Free online chat rooms for everyone! Come meet people (digitally) the old fashion way and chat about anything!




Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.

Slick is a messenger application for mobile devices. It allows you to chat with your friends connected though various online messaging applications. Currently it is still in development, an alpha version


jakeIRC is a web-based Meteor IRC client that allows users to connect to their favorite IRC channels.