ESP32 SuperMini Development Board

arduino Nano V3.0 ATmega328P 5V 16MHz CH340C Type C

Arduino is an open-source physical computing platform based on a simple i/o board and a development environment that implements the Processing/ Wiring language.  

ARDUINO YUN REV 2 ABX00020 ATmega32U4 Development Board

ARDUINO UNO WiFi REV2

arduino leonardo r3 atmega32u4

BPI UNO BOARD

ESP32S Development Board Devkit v1 USB Type C

Introducing the Arduino UNO R4 Minima! This board boasts the RA4M1 microprocessor from Renesas, delivering increased processing power, expanded memory, and additional peripherals. And the best part? It stays true to the reliable UNO form factor and operates at a practical 5 V voltage. Brace yourself for an upgrade like no other with the Arduino UNO R4 Minima!  

Arduino Nano 33 IoT with headers

Arduino DUE 2013 (ARM 32 BIT- Cortex M3)