Parts catalog

Find your board.

13board hubs across Arduino, ESP32/ESP8266, Raspberry Pi, and STM32 — each with structured tutorials, sensor & library guides, and hands-on projects.

No. 01

Arduino

3 boards

The classic AVR boards. Digital I/O, sensors, motors, and embedded C/C++ — no networking required.

arduino

Uno

The classic beginner board

ATmega328P · 14 digital I/O · 5V logic

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arduino

Mega

More pins, more memory

ATmega2560 · 54 digital I/O · 16 analog in

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arduino

Nano

Breadboard-friendly and pocket-sized

ATmega328P · 22 I/O · Mini-USB

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No. 02

Espressif

3 boards

ESP32, ESP8266, and NodeMCU — Wi-Fi and Bluetooth microcontrollers built for IoT, home automation, and always-connected projects.

esp

ESP32

WiFi + Bluetooth powerhouse

Dual-core 240MHz · Wi-Fi + BLE · 34 GPIO

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esp

ESP8266

Tiny WiFi for IoT

80MHz single-core · Wi-Fi only · 11 GPIO

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esp

ESP32-CAM

Wi-Fi camera module for vision projects

OV2640 camera · Wi-Fi + BLE · microSD slot

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No. 03

Raspberry Pi

4 boards

From full Linux desktops to coin-sized microcontroller boards — Pi, Pico, and Zero.

raspberry-pi

Pi 4 / 5

Full Linux on your desk

Quad-core ARM · Linux · 40-pin GPIO

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raspberry-pi

Raspberry Pi Pico W

RP2040 with Wi-Fi onboard

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raspberry-pi

Raspberry Pi Pico 2 W

RP2350 power, Wi-Fi and BLE

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raspberry-pi

Zero

Linux in the smallest footprint Pi makes

Single-core ARM · Linux · Mini HAT header

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No. 04

STM32

3 boards

ARM Cortex-M boards for makers who've outgrown Arduino and want real performance and peripherals.

stm32

Blue Pill

The cheapest way into ARM Cortex-M3

STM32F103C8T6 · 72MHz Cortex-M3 · 37 GPIO

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stm32

Black Pill

Faster core, USB-C, more flash

STM32F411CEU6 · 100MHz Cortex-M4 · USB-C

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stm32

Nucleo

ST's official dev board with a built-in debugger

Onboard ST-Link · Arduino-shield headers · Mbed-ready

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Not sure where to start?Read the beginner guide →