The Kotlin Programming Language.

Legado 3.0 Book Reader with powerful controls & full functions❤️阅读3.0, 阅读是一款可以自定义来源阅读网络内容的工具，为广大网络文学爱好者提供一种方便、快捷舒适的试读体验。

翻墙-科学上网

Using system APIs directly with adb/root privileges from normal apps through a Java process started with app_process.

Free and open source manga reader for Android

高效率 QQ 机器人支持库

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)

An alternative frontend for YouTube, for Android.

IdeaVim – A Vim engine for JetBrains IDEs

Open-source Android/Desktop remake of Civ V

🌍 免 Root 的 SIM 卡国家码修改工具 | 解决国际漫游时的兼容性问题，帮助使用海外 SIM 卡获得更好的本地化体验，解锁运营商限制，突破区域限制

☎️ The ownCloud Android App

🎮 JVM game engine based on Swing/JavaFX.