Microcontroller Boards
EsPiFF
An ESP32-WROVER with an RP2040 co-processor in a Raspberry Pi 4 form factor
BlueIO832-Mini
A powerful, no-code, app-enabled Bluetooth data communication system based on the Nordic® nRF52832 SoC
Open UpCell
An open source, USB Type C PD, single-cell BMS for Lithium-ion batteries
Espoir
A fully open source ESP32-based PoE+ board with a mikroBUS™ socket and two handy add-on shields
EdgePro1
A tiny, open-source, 600-MHz, ARM-Cortex-M7 board with Wi-Fi & BLE connectivity, LuaJIT support, and an optional carrier board that turns it into a DIY computer
MangoPi-Nezha MQ
A tiny, open source RISC-V based developer kit
M4-Breadstick
A breadstick built for your breadboard.
ATtiny Flasher
Open-hardware flashing tool for the Atmel ATtiny
SparkFun Thing Plus - QuickLogic EOS S3
An open source and expandable dev board powered by a low-power MCU with embedded FPGA
Qomu
An MCU + eFPGA dev kit with 100% vendor-supported open source tools that fits inside your USB port
D-MARK
A versatile, easy-to-use, open source ARM development board
Double M33 Express
A feather-compatible development board for the LPC55S69 Arm Cortex-M33
RoverWing
A shield for Adafruit's Feather boards for making complex robots with ease
DipDuino
An Arduino clone made for breadboarding
FemtoBeacon
A tiny, open hardware motion sensor with Wi-Fi & Bluetooth capabilities
Tiny1284P
A tiny, open source, Arduino-compatible ATmega1284P dev board with USB Type-C for programming and power
Open Game Station
A modular, open hardware gaming platform for classic 8-bit games
3DoT Board
The board for building robots
644/1284 Narrow
The smallest ATmega644/1284-based boards
Omega2+ Expansion Dock
Easily connect modules, sensors, and USB devices to your Omega2+
BLYST840
A fingertip-size ARM M4F module with Bluetooth 5.2, Thread, Zigbee and 46 I/O
CircuitBrains Deluxe
A tiny, CircuitPython-compatible ARM Cortex-M4 module
PX-HER0 Board
The expert field guide to embedded ARM systems
Snekboard
An open-hardware Python microcontroller for LEGO®
ANAVI Miracle Controller
An ESP8266-powered, open source, Wi-Fi dev board to control two 5 V or two 12 V LED strips
esp32MX-E
High-quality ESP32 board with extensive connectivity & diverse power options
Blip
Nordic nRF52840 Dev Board with Sensors and Debugger
OBUNO IoT Engine
A single, maker-friendly, platform designed for IoT application and development.
FEMU
An ESP32 Wi-Fi/Bluetooth board that fits in a USB port
easySwitchBox
The long-range LoRa® wall switch powered by coin cells and the Arduino IDE
