An open-source cross-platform alternative to AirDrop
A cross-platform protocol library to communicate with iOS devices
Open source email service with a strong focus on security and privacy
Keybase Go library, client, service, OS X, iOS, Android, Electron
Powerful open source team chat application
Development toolkit for Web Services and XML data bindings for C & C++
Sharik lets you easily share files within your local network
Infrastructure for building composable apps and services on the IPFS