Android Bluetooth Low Energy (BLE) Fast Development Framework. It uses simple ways to filter, scan, connect, read ,write, notify, readRssi, setMTU, and multiConnection.

📱 [Android Library] Get device information in a super easy way.

Android OBD diagnostics with any ELM327 adapter

Authorizer is a Password Manager for Android. It emulates an HID keyboard over USB and enters your credentials on your target device. Additionally it supports OTP 🔑📴

Android terminal app for Bluetooth classic devices using SPP profile

A library to access system setting, and change it easily. eg: volume, brightness, wifi

Multilateration using bluetooth beacons

Android reactive bluetooth

BLE on Android, the easy way. THIS IS NOW DEPRECATED. Please visit website for info on new versions.

基于Android Classic Bluetooth的蓝牙聊天软件，目前仅支持一对一实时通信、文件传输、好友添加、好友分组、好友在线状态更新等功能，其中消息发送支持文本、表情等方式。

⚛ Bluetooth classic Android(Bluetooth)/IOS(ExternalAccessory) module for serial communication

Turn your Android phone into Amateur Radio Codec2/OPUS APRS enabled DV handheld transceiver (Bluetooth/BLE/USB/TCPIP KISS/Sound modem client for DV digital voice communication)

android BLE device scan and connect manager

A Library for easy implementation of Serial Bluetooth Classic and Low Energy on Android. 💙

Compact android mobile application for gcode and controlling a cnc machine with grbl firmware

Android蓝牙连打印机

Android蓝牙开发。封装了支持Android蓝牙（经典蓝牙或低功耗蓝牙）扫描，连接，以及通信的库。附带使用例子。It encapsulates a library that supports Android Bluetooth (classic Bluetooth or low-power Bluetooth) scanning, connection and communication. Attached use examples.

Bluetooth client library for Android.

Android BLE framework

A library for Android to simplify basic serial communication over Bluetooth, for example when communicating with Arduinos.