The best open source alternative to Wire is Signal. If that doesn't suit you, our users have ranked more than 100 alternatives to Wire and loads of them are open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Wire are Element, Tox, Jitsi Meet and SimpleX Chat.
Encrypted messenger supporting multi-platform access, unlimited group and private chats, file and voice message sharing, decentralized operation, open-source code, custom themes including dark mode, advanced moderation, push notifications, and no advertisements.
Switzerland
Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].
Germany
EU
Keybase is a new and free security app for mobile phones and computers. For the geeks among us: it's open source and powered by public-key cryptography.
United States
ArcaneChat is a Delta Chat client and was created with a focus on usability, good user experience, and saving data plan. Also the app usually experiments with new features that eventually might get added to the official Delta Chat client.
GermanyEU
Peer-to-peer group chatting over Tor and IPFS, with local-first encrypted messaging and no central servers, offers privacy-focused decentralized collaboration for teams, supporting desktop and mobile. FOSS, open to contributors, and avoids surveillance-based tracking.
United States
Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network. Berty is a privacy-first messaging application built on top of the Berty Protocol.
FranceEU
Decentralized social and blog platform based on XMPP, enabling self-hosting, cross-network chat, video calls, and group collaboration. Users control and migrate their data, communicate across various networks, and access services from any node while preserving privacy and open-source principles.
FranceEU
Buzz is a self-hostable workspace where humans and AI agents share the same rooms.
United States
An alternative Telegram client based on TDLib, with higher speed, slicker animations and experimental features.
United Arab Emirates
Powered by WebRTC, Real-time video call, chat room and screen sharing entirely browser based.
ItalyEU
Decentralized messenger featuring end-to-end encryption for individual and group chats, no registration needed, no tracking or metadata logs, IP address protection, secure attachment sharing, multi-device sync, dark mode, open-source code, and ad-free use.
Switzerland
Cwtch - (a Welsh word roughly translating to “a hug that creates a safe place”) is a decentralized, privacy-preserving, multi-party messaging protocol that can be used to build metadata resistant applications.
Canada
