Browse free open source Messaging platforms and projects for Linux below. Use the toggles on the left to filter open source Messaging platforms by OS, license, language, programming language, and project status.
You can message and share files inside your intranet without a server.
A universal instant messaging (IM) program
Development toolkit for Web Services and XML data bindings for C & C++
Telegram Desktop messaging app
Elegant Facebook Messenger desktop app
The first messaging platform operating without user identifiers
The game engine for everyone
Private messenger for Windows, Mac, and Linux
LXMF client for Android, Linux and macOS to communicate with people
WhatsApp library for NodeJS that connects through the browser app
A New Kind of Instant Messaging
Open source machine learning framework to automate text conversations
MSN compatible messenger application
Free and Open Source messaging and emailing app
Franz is a free messaging app for services like WhatsApp, Slack, etc,
A free (libre) open source, mobile OS for Ethereum
Desktop application for Instagram DMs
A framework agnostic PHP library to build chat bots
A GNU/Linux operating system accessible for visually impaired.
Modern XMPP ("Jabber") Chat Client using GTK/Vala
Community-driven python bot that aims to be as simple as possible
A reference implementation of the SimpleX Messaging Protocol
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.