Powered by WebRTC, Real-time video call, chat room and screen sharing entirely browser based.
Cost / License
- Free
- Open Source
Application types
Platforms
- Online
- Self-Hosted
- Docker Hub
- YunoHost
- Cloudron



The best open source alternative to Telegram is Signal. If that doesn't suit you, our users have ranked more than 100 alternatives to Telegram and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Telegram are Element, Tox, Wire and Matrix.
Powered by WebRTC, Real-time video call, chat room and screen sharing entirely browser based.



kMeet is an unlimited, free, Swiss solution for organising encrypted video-conferences.




Dino is a modern open-source chat client for the desktop. It focuses on providing a clean and reliable Jabber/XMPP experience while having your privacy in mind. Using GTK+/Vala.






Protect your communication in transit and on your phone. Silence (formerly SMSSecure) is a full replacement for the default text messaging application: all messages are encrypted locally and messages to other Silence users are encrypted over the air.




Almost everyone thinks Silence IM is a great Telegram alternative.
ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. You can connect to your existing accounts on Facebook or Google, create new accounts on public XMPP servers(including via Tor), or even connect to your own server for extra security.



Pure instant messaging — simple, fast, secure, and synced across all your devices. One of the top 5 most downloaded apps in the world with over 1 billion active users.



Status combines a private messenger, secure crypto wallet, and Ethereum Web3 DApp browser into one powerful communication tool. Chat with friends and growing communities. Buy, sell, store, and exchange digital assets.



The goal of Gajim is to provide a full featured and easy to use XMPP client. Gajim works nicely with GNOME, but does not require it to run. It is released under the GNU General Public License.



Open-source, privacy-first, with a non-custodial multichain wallet, a built-in AI assistant and Agent Marketplace, escrow payments, and a trusted reputation — all inside your chats.






Speek! is the first messenger that is anonymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized.




Silence is just an SMS app