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Top 18 C++ bluetooth-low-energy Projects
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blynk-library
Blynk library for IoT boards. Works with Arduino, ESP32, ESP8266, Raspberry Pi, Particle, ARM Mbed, etc.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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esp-nimble-cpp
C++ library for the esp32 NimBLE stack based on and mostly compatible with @nkolban cpp_utils BLE library.
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Stream
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
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WatchFlower
A plant monitoring application that reads and plots data from compatible Bluetooth sensors and thermometers like Xiaomi 'Flower Care' or Parrot 'Flower Power'
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furble
A bluetooth wireless remote shutter release for Fujifilm X/GFX, Canon EOS, Nikon and Sony cameras.
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phyphox-arduino
The phyphox BLE library to connect Arduino projects with the phyphox app to display data on the phone or use the phone's sensors on the Arduino
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mbed-ble-hid
:raising_hand: Implement Human Interface Device over Bluetooth Low Energy on a Mbed stack (Arduino nano 33 BLE).
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ESP32_OLED_BLE
Receive Android notifications on ESP32 with an OLED screen via Bluetooth LE. Also functions as a clock, time is set automatically via BLE when connected to the app.
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M5Core2-Heart-Rate-Display
Show the heart rate sent by a Bluetooth Low Energy heart rate sensor on the display of an M5Stack Core2
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ESP32-SimHubBT-E12
SimHub to ESP32 based Bluetooth Instrument Cluster (Toyota Corolla E12) Special thanks to eNDi from www.toyota-forum.de
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).
C++ bluetooth-low-energy discussion
C++ bluetooth-low-energy related posts
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Show HN: Pico-ASHA – Audio streaming to hearing aids using a RPi Pico W
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Relay with decoupled mode and fallback?
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Building an occupancy sensor with a $5 ESP32 and a serverless DB
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Made the badge for Northsec 2023
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Bluetooth or WiFi for apps?
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KDE Connect Now Available on iOS
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Making a custom mouse
- A note from our sponsor - InfluxDB www.influxdata.com | 23 Dec 2025
Index
What are some of the best open-source bluetooth-low-energy projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | blynk-library | 3,954 |
| 2 | qdomyos-zwift | 708 |
| 3 | nuki_hub | 650 |
| 4 | esphome-components | 347 |
| 5 | legoino | 294 |
| 6 | ESP32_BLE_OTA_Arduino | 258 |
| 7 | esp-nimble-cpp | 253 |
| 8 | SmartSpin2k | 245 |
| 9 | WatchFlower | 222 |
| 10 | furble | 143 |
| 11 | phyphox-arduino | 90 |
| 12 | mbed-ble-hid | 56 |
| 13 | ESP32_OLED_BLE | 55 |
| 14 | BLE_HID_Client | 34 |
| 15 | chrzwatch-firmware | 18 |
| 16 | M5Core2-Heart-Rate-Display | 12 |
| 17 | ESP32-SimHubBT-E12 | 5 |
| 18 | web-rc-robot | 3 |
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InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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