Keybase Go library, client, service, OS X, iOS, Android, Electron
Socket.IO-client for iOS/OS X
F-Droid client with Material UI
An open-source platform for making universal native apps with React
Server-sent live updates, protocol and reference implementation
Bitcoin thin client for iOS & Android. Built with React Native
Barcode scanning library for Java, Android
NextDNS CLI client (DoH Proxy)
Ajax for Node.js and browsers (JS HTTP client)
Network-wide ads and trackers blocking DNS server
Android TV Client for Jellyfin
Native Jellyfin Client for iOS and tvOS
Telegram client, in Go. (MTProto API)
Type-safe HTTP client for Android and Java by Square
The next generation Javascript WYSIWYG HTML Editor
Realtime application framework (Node.JS server)
PiliPlus
A build system and primary set of packages for Termux
A strongly-typed, caching GraphQL client for the JVM, Android, etc.
Server supporting the Signal Private Messenger applications on Android
Optimized UI components for Firebase
A conforming Objective-C WebSocket client library
Slack Developer Kit (including Bolt for Java) for any JVM languages
The Surge rule set (DOMAIN-SET and RULE-SET) for the Surge for iOS
Automation for iOS, Android, and Windows Apps