Top 20 Java Bluetooth Projects

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1. android-beacon-library

   1 3 2,909 6.3 Java

   Allows Android apps to interact with BLE beacons

   

   Project mention: Breaking the QR Limit: The Discovery of a Serverless WebRTC Protocol – Magarcia | news.ycombinator.com | 2026-01-30

   https://github.com/AltBeacon/android-beacon-library :

   > By default, this library will only detect beacons meeting the AltBeacon specification.

   > If you want this library to work with proprietary or custom beacons, see the BeaconParser class.

   davidgyoung/beacon-parsers:

2. SaaSHub

   www.saashub.com featured

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3. AndrOBD

   2 19 2,016 8.9 Java

   Android OBD diagnostics with any ELM327 adapter

   

4. easydeviceinfo

   3 0 1,784 0.0 Java

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

   

5. Bluetooth LE Library for Android

   4 0 880 0.0 Java

   This library allows for easy access to a Bluetooth LE device's AdRecord and RSSI value. It offers additional functionality for iBeacons.

   

6. Authorizer

   5 11 564 4.4 Java

   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 :key::mobile_phone_off: (by tejado)

   

7. react-native-system-setting

   6 1 447 0.0 Java

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

   

8. codec2_talkie

   7 2 288 9.5 Java

   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)

   

9. react-native-bluetooth-classic

   8 2 266 6.4 Java

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

   

10. HBluetooth

    9 4 213 5.0 Java

    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.

    

11. RxCentralBle

    10 0 201 0.0 Java

    A reactive, interface-driven central role Bluetooth LE library for Android

    

12. AndroidSmoothBluetooth

    11 0 197 0.0 Java

    Smooth communication via bluetooth with other android devices or microcontrollers such as Arduino.

    

13. android-bluetooth-serial

    12 1 181 0.0 Java

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

    

14. bluetooth-manager

    13 5 109 0.0 Java

    Java Bluetooth Manager. A library/framework for managing bluetooth adapters, bluetooth devices, GATT services and characteristics

    

15. QZCompanionNordictrackTreadmill

    14 4 78 8.5 Java

    Companion App of QZ for Nordictrack Treadmills and Bikes

    

16. PairWiimote

    15 1 76 0.0 Java

    Simple app to pair Wii remotes with Android devices

    

17. XLogger

    16 2 59 3.7 Java

    Xposed module that allows to sniff and record logs of NFC and Bluetooth communication on device

    

18. termux-app-bluetooth

    17 1 52 0.0 Java

    This repository allows to use bluetooth (and ble) scan command from the termux console (version 0.64 of the Termux Project, so this repository is not official, it is just my modified version for termux-bluetooth commands).

    

19. android-bluetoothChat

    18 0 45 - Java

    Android蓝牙聊天/即时通讯/文件传输，集成蓝牙服务，权限管理，文件操作等功能 (by togettoyou)

    

20. GoEasyPro_Android

    19 1 34 6.7 Java

    Easily control multiple GoPros with your android device with bluetooth

    

21. T-Watch-Notifications

    20 1 4 1.7 Java

    T-Watch developing board smartwatch

    

Java Bluetooth related posts

• Breaking the QR Limit: The Discovery of a Serverless WebRTC Protocol – Magarcia

  2 projects | news.ycombinator.com | 30 Jan 2026

• XPosed Module for sniffing NFC and Bluetooth traffic for understanding and reverse-engineering its functions!

  1 project | /r/fossdroid | 22 Mar 2023

• Starting with Bluetooth BLE

  2 projects | /r/androiddev | 3 Mar 2023

• What is the BLE Eddystone Beacon?

  1 project | /r/androiddev | 13 Nov 2022

• Android Bluetooth open source project, please star it if you like

  1 project | news.ycombinator.com | 24 Nov 2021

• Android Bluetooth Development Project

  1 project | /r/CKsTechNews | 22 Nov 2021

• Android Bluetooth Development Project

  1 project | news.ycombinator.com | 22 Nov 2021
• A note from our sponsor - SaaSHub
  www.saashub.com | 22 Jun 2026

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