Open source email service with a strong focus on security and privacy
A Decentralized, Onion Routed, Private Messenger
Proton Mail Android app
A New Kind of Instant Messaging
A glossy Matrix collaboration client for Android
Keybase Go library, client, service, OS X, iOS, Android, Electron
Powerful open source team chat application
Server supporting the Signal Private Messenger applications on Android
Home to the Signal Protocol and other cryptographic primitives
Secure, simple and scalable video conferences application
A free (libre) open source, mobile OS for Ethereum
DefraDB is a Peer-to-Peer Edge Database
Remote control. Support VNC, RDP, Terminal, SSH, TELNET etc
Synchronize secrets between PCSecrets and Secrets for Android
German version of the "Plum Harbor" file sharing app.
bluetooth mesh chat, IRC vibes
Encrypted messaging, communities, voice chat, and file sharing.
An open-source file sharing app built using Next.js and Perplexity.
Direct local file, folder & text sharing for Windows & Android.
Open another computer's folder as if local; post-quantum encrypted P2P
It's the simple cloud.
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Cerberus Content Management System
Microsoft project for cloud-based client-server communication
Smoke: Android Crypto Chat Messenger