1. Kotlin Koans Android📚 Learn Kotlin programming right on your phone 📱 through a series of 40+ short coding challenges.
2. Android Dev⚡️ Curated list of resources for Android app development. Prepare for battle!
3. Quill👻 [MOVED TO https://github.com/TryGhost/Ghost-Android] The beautiful Android app for your Ghost blog.
4. closer.js🛠️ Clojure parser and core library in JavaScript, compatible with the Mozilla Parser API.
5. quickwiki🌐 A Google Chrome extension that allows users to preview articles on Wikipedia and other wikis.
7. BubbleNote✏️ Android note-taking app that leverages Facebook Messenger's chat heads concept for multi-tasking scenarios.