From IoT and smart home devices to motor controllers and drones, there’s something for everyone. Plus, working on open-source projects lets you collaborate with a global community of creators, share ideas, and even customize designs to make them your own.
Whether you’re a seasoned maker or just starting out, these 40+ open-source hardware projects are sure to inspire and challenge you.
Simply open any project and fork it to get an instant head start on your custom design.
Create smart devices that automate tasks, monitor your environment, or connect to your smart home setup.

BLE door/window sensor
This project is a BLE door and window sensor design that uses a U-blox BMD-330-A-R for BLE communication, a reed switch as a sensor, a multi-color LED for status display, and is powered by VBAT.

BLE encoder
Bluetooth Low Energy(BLE) remote control board.

Ambient light and UV sensor
Provides both ambient light and UV sensing with UV spectral response from 280nm to 430nm and raw data output.

Motion detector
Motion detector circuit using an ESP32 microcontroller and PIR sensor

RFID lock
Features an RC522 RFID reader for identification, controlled by an STM32F103C8T6 MCU

Portable LoRaWAN
A board with a lora module (which can be programmed) and the ability to work autonomously from a battery and a solar panel

Gas leakage detector
It features a BME680 gas sensor by Bosch Sensortec. It includes a Seeed LoRa module for RF communication and uses an MCU.

Green dot board
An IoT node that interfaces RS485 Sensor probes and can log information to the cloud using LoRa Connectivity.

Bee hotel
Bring smart IoT capabilities to homes for native bees

LoRA temperature sensor
It uses the RP2040 microcontroller and a SHT31 temperature sensor and also RFM95 for LoRa communication

Avocaudio
AvocAudio is a compact tinyML community board designed for extensive audio data collection for various tinyML applications.

Weather Station
Weather Station Logger project employs the versatile ESP32 microcontroller board
Learn about motor control by building systems for robotics, drones, or other machinery.

Qwiic PC Fan Controller
Qwiic PC Fan Controller allows you easily control almost any PC fan over the Qwiic bus using the on board ATtiny microcontroller and control firmware.

H-bridge circuit
A H-Bridge Circuit used to control the rotation direction of a DC motor.

A4988 Big Easy Driver
The Big Easy Driver is a stepper motor driver board for bipolar stepper motors up to a max 2A/phase.

H-bridge ESC + Radio
An all in one programmable board for FPV RC cars. Uses an H bridge to drive a brushed motor.

619 J Stepper
An open source microcontroller board used to drive a stepper motor in closed loop mode.

Steep Yellow Flubber
A small UGV based with 4x brushless motor drivers with Wifi and lora connectivity
From quadcopters to autonomous gliders, drone projects are perfect for those who love to build and pilot flying machines.

ESP32-S3 AI FPV Camera
An AI camera board for FPV drones based on the ESP32-S3, processes the data and sends commands to the controller via UART.

H-bridge ESC + Radio
An all in one programmable board for FPV RC cars. Uses an H bridge to drive a brushed motor.

HadesFCS
Complete flight control system designed from scratch. Hardware designed with Flux.
Design plant monitoring system, gas leakage detector, sensors, or security systems to enhance your living space.

Gas leakage detector
It features a BME680 gas sensor by Bosch Sensortec. It includes a Seeed LoRa module for RF communication and uses an MCU.

Weather Station
Weather Station Logger project employs the versatile ESP32 microcontroller board

RFID lock
Features an RC522 RFID reader for identification, controlled by an STM32F103C8T6 MCU

BLE door/window sensor
This project is a BLE door and window sensor design that uses a U-blox BMD-330-A-R for BLE communication, a reed switch as a sensor, a multi-color LED for status display, and is powered by VBAT.

Ambient light and UV sensor
Provides both ambient light and UV sensing with UV spectral response from 280nm to 430nm and raw data output.

Motion detector
Motion detector circuit using an ESP32 microcontroller and PIR sensor
Build robots that can be controlled by voice, follow lines, avoid obstacles, or even mimic human gestures.

ESP32-S3 AI FPV Camera
An AI camera board for FPV drones based on the ESP32-S3, processes the data and sends commands to the controller via UART.

HadesFCS
Complete flight control system designed from scratch. Hardware designed with Flux.

H-bridge ESC + Radio
An all in one programmable board for FPV RC cars. Uses an H bridge to drive a brushed motor.
Tinker with sound card, bluetooth speakers, or even build your own headphones.
Get Creative This Holiday Season
This holiday season is a great time to try something new and unleash your creativity with open-source hardware projects. Try Flux now for free!