Open source email service with a strong focus on security and privacy
ObjectivePGP is an open-source library for iOS and macOS
Keybase Go library, client, service, OS X, iOS, Android, Electron
A New Kind of Instant Messaging
A Decentralized, Onion Routed, Private Messenger
Powerful open source team chat application
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
Remote control. Support VNC, RDP, Terminal, SSH, TELNET etc
Development toolkit for Web Services and XML data bindings for C & C++
German version of the "Plum Harbor" file sharing app.
An open-source file sharing app built using Next.js and Perplexity.
bluetooth mesh chat, IRC vibes
Cerberus Content Management System
Smoke: Android Crypto Chat Messenger
Sharik lets you easily share files within your local network
Unified Communications System - PBX System
It's the simple cloud.
A new video calling Flutter application for Android and iOS.
ChatSecure is a free and open source encrypted chat client for iOS
Infrastructure for building composable apps and services on the IPFS
Use a smartphone to send serial commands.
Self-hosted chat app for small teams