ObjectivePGP is an open-source library for iOS and macOS
Open source email service with a strong focus on security and privacy
Keybase Go library, client, service, OS X, iOS, Android, Electron
A private messenger for Android
Secure email that protects your privacy
PairDrop, Transfer Files Cross-Platform
A glossy Matrix collaboration client for Android
Proton Mail Android app
Wire for iOS (iPhone and iPad)
Bluetooth mesh chat, IRC vibes
Connect to and interact with Bluetooth LE peripherals
A glossy Matrix collaboration client for iOS
A private messenger for iOS
Telegram messenger for Android
Server supporting the Signal Private Messenger applications on Android
Home to the Signal Protocol and other cryptographic primitives
A Decentralized, Onion Routed, Private Messenger
Secure, simple and scalable video conferences application
A free (libre) open source, mobile OS for Ethereum
bluetooth mesh chat, IRC vibes
An open-source file sharing app built using Next.js and Perplexity.
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Development toolkit for Web Services and XML data bindings for C & C++
Make LAN transfers easy, no server needed
Cerberus Content Management System