收集整理Android开发所需的Android SDK、开发中用到的工具、Android开发教程、Android设计规范，免费的设计素材等。
BLE Framework. Based on Bluetooth 4.0. Based on callback. Extremely simple! Communication with BluetoothLE(BLE) device as easy as HTTP communication. Android低功耗蓝牙便捷操作框架，基于回调，完成蓝牙设备交互就像发送网络请求一样简单。
Android plugin development library (Frontia) and tech introductions, which means that you can upgrade your Android APP or fix emergent bugs, as well as reduce the file size of Apk without any re-installation.
A collection of samples to discuss and showcase different architectural tools and patterns for Android apps.
AliOS Things released by Alibaba is an open-source implementation of operating system (OS) for Internet of Things (IoT).
