Cost / License
- Free
- Open Source (Apache-2.0)
Application types
Platforms
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- F-Droid




Skred is the first secure peer-to-peer instant messaging app - No need for an email address or phone number to use it.
Skred is free, without subscription, without a provider, without a SIM card, and without leaving a trace.




Monal is an open source iOS and macOS XMPP Chat-Client. It can connect to any standard XMPP chat server such as Gtalk or Facebook chat.



Spark is an Open Source, cross-platform IM client optimized for businesses and organizations. It features built-in support for group chat, telephony integration, and strong security. It also offers a great end-user experience with features like in-line spell checking, group chat...








Peer-to-peer app with real-time chat, encrypted file sharing, no central servers, lightweight GUI, retro interface, and only username plus password stored.



BlackBerry Hub+ Inbox is a consolidated app for emails, calendar events, and social notifications from platforms like Facebook, WeChat, Twitter, LinkedIn, WhatsApp, and more. It is compatible with Android Wear and not just limited to BlackBerry devices.




LAN Messenger is a p2p chat application for intranet communication and does not require a server. A variety of handy features are supported including notifications, personal and group messaging with encryption, file transfer and message logging.






Bunch is the fastest way to video message your favorite 8 friends. Press and hold to send a video message to your Bunch. As soon as your finger leaves the screen, your message will send in 3 seconds. Once your friend has seen the message, it’s gone.




Selene is a comprehensive peer-to-peer chat and file sharing application built on the Tor network. It enables secure, private communication and seamless file transfers between users, leveraging the anonymity and resilience of Tor.





Centralized chat platform with automatic login and privacy. Supports WhatsApp, Discord, Microsoft Teams, Telegram, and more using Tauri framework.



Prose is a distributed, open-source, and native platform for workplace communication.



FortKnoxster is a multidevice easy-to-use private and secure messaging, calling, crypto wallet and cloud storage, using advanced end-to-end encryption and leveraging on blockchain technology.




Port is a free, open source, privacy-first messaging app designed for the hyper-connected world. Connect safely without sharing phone numbers, emails, or usernames. With Port, yoOR USERNAMEu can chat, call, share, and stay in touch on your own terms.




With Instaforum, you can build a forum website that's as simple and usable as a modern messaging app. It can be public or private, and users don't have to install anything. It's easy to set up, runs on your domain with your branding, and you control your data.




All data is stored on your device and in your S3 bucket. Messages are end-to-end encrypted and exchanged via a P2P protocol over S3.



WorkChat streamlines collaboration for businesses. Connect seamlessly with team and clients, integrating WhatsApp, Skype, and Messenger to manage cross-channel messaging.










PeerSuite is an open source, decentralized, private alternative to apps like Discord or Slack. All data is sent only between clients through encrypted WebRTC channels.

The application is a push-to-talk (PTT) walkie-talkie for consumers and business and available for Android, iOS, Blackberry, Windows Phone, Windows PC, rugged mobile devices and two-way radios.




TextMe is an easy to use messaging application that allows you to send unlimited text, voice, pics, video messages to any mobile phone number in United States, Canada, Mexico, China and more than 40 countries in the World for FREE.



