Telegram Desktop messaging app
Desktop Telegram client with good customization and Ghost mode.
A New Kind of Instant Messaging
Saves Discord chat logs to a file
Private messenger for Windows, Mac, and Linux
The first messaging platform operating without user identifiers
Elegant Facebook Messenger desktop app
A Decentralized, Onion Routed, Private Messenger
A free and open source instant messaging and VoIP platform
Franz is a free messaging app for services like WhatsApp, Slack, etc,
WhatsApp library for NodeJS that connects through the browser app
A Tox-based instant messaging and video chat client
Home to the Signal Protocol and other cryptographic primitives
A multi-channel SMS sending wheel
In-memory message queue with an Amazon SQS-compatible interface
A reference implementation of the SimpleX Messaging Protocol
A free (libre) open source, mobile OS for Ethereum
Open source machine learning framework to automate text conversations
Python chatbot framework with Natural Language Understanding
Ollama Telegram bot, with advanced configuration
Telegraph is a Laravel package for fluently interacting with Telegram
Desktop client for Facebook Messenger
Distributed instant messaging system for developers
A universal instant messaging (IM) program
You can message and share files inside your intranet without a server.