signal-cli provides a commandline, dbus and JSON-RPC interface
Development toolkit for Web Services and XML data bindings for C & C++
A GNU/Linux operating system accessible for visually impaired.
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
IXSF Messenger is a java-based messenger
Desktop client for Facebook Messenger
A Node client for the Facebook Messenger Platform
A simple & beautiful desktop client for Facebook Messenger
Easy to Use Free & Lightweight Home/Media/Gaming Linux Desktop
Instant Messenger Application
Simple and lightweight IM client
Chat Messenger written in Java
Underground IM is a free Java Instant Messaging solution.
Chat Messenger - Open Source Social Network - Online Chess Game
MSN/Live Messenger chat client for Linux.
K-Drive Instant Messenger
Nosonja is Arch Linux based computer operating system.
Ubuntu Power: All-In-One Ubuntu version