Extremely low bandwidth video collaboration software that supports application sharing, desktop sharing, file sharing, and PTZ camera control. Also, this client is free without support for commercial, personal, and government use.



Wire is described as 'The most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption' and is a very popular instant messenger in the social & communications category. There are more than 100 alternatives to Wire for a variety of platforms, including Android, iPhone, Web-based, Windows and iPad apps. The best Wire alternative is Signal, which is both free and Open Source. Other great apps like Wire are Telegram, Element, Discord and Tox.
Extremely low bandwidth video collaboration software that supports application sharing, desktop sharing, file sharing, and PTZ camera control. Also, this client is free without support for commercial, personal, and government use.



Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls
You now have the ability to have secure encrypted phone calls between Silent Circle members, anywhere, anytime, with complete control.
Make a secure call as easy as an ordinary call and be sure of real safety.




Ricochet Refresh is the new updated version of Ricochet, supported by Blueprint for Free Speech.. We are a non-government, not-for-profit organisation working to safeguard the freedom of expression for whistleblowers, activists, and everybody else, worldwide.








signal-cli is a commandline interface for the Signal messenger. It supports registering, verifying, sending and receiving messages. signal-cli uses a patched libsignal-service-java, extracted from the Signal-Android source code.
Brosix is a secure communication tool for businesses that need a functional way to organize their internal communication.




WorkDo is an all-in-one app to make teamwork effortless with features that allow you to collaborate easily with your teammates. It is specifically designed to make business management a breeze.




WireMin is a decentralized network built by the people, for the people, and of the people. Enjoy full privacy and security with end-to-end encryption on a network without central servers. Your data stays under your control—free from censorship, surveillance, and exploitation.




Confidential video conferencing for the conversations that matter
Catch-up with friends and collaborate with colleagues knowing every moment is protected by end-to-end encryption.
Proton Meet is in closed beta testing.



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.




A fork of Signal for Android with proprietary Google binary blobs removed. Uses OpenStreetMap for maps and a websocket server connection, instead of Google Maps and Firebase Cloud Messaging.