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
PairDrop, Transfer Files Cross-Platform
A glossy Matrix collaboration client for Android
Proton Mail Android app
Bluetooth mesh chat, IRC vibes
Connect to and interact with Bluetooth LE peripherals
Telegram messenger for Android
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
bluetooth mesh chat, IRC vibes
An open-source file sharing app built using Next.js and Perplexity.
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Make LAN transfers easy, no server needed
Cerberus Content Management System
Smoke: Android Crypto Chat Messenger
The very last word in instant messaging
Secured blockchain group messaging
It's the simple cloud.
ChatSecure is a free and open source encrypted chat client for iOS
Infrastructure for building composable apps and services on the IPFS
Legacy mobile Rocket.Chat client in Kotlin for Android