蓝牙框架

BLE
FastBle
https://github.com/Jasonchenlijian/FastBle

Android-BluetoothKit
https://github.com/dingjikerbo/Android-BluetoothKit

BLE
https://github.com/xiaoyaoyou1212/BLE

经典蓝牙

ClassicBluetooth
https://github.com/sdwfqin/ClassicBluetooth

EasyBluetoothFrame
https://github.com/AlexLiuSheng/EasyBluetoothFrame

开源第三方智能硬件设备
Gadgetbridge
https://github.com/Freeyourgadget/Gadgetbridge