The Mega Pro MINI CH340G / ATmega2560 board is based on the ATmega2560 microcontroller and the USB-UART adapter CH340. The board is compatible with Arduino Mega 2560.
MEGA+WiFi R3 ATmega2560+ESP8266, flash 32MB, USB-TTL CH340G, Micro-USB
The Micro ATmega32U4-MU is a tiny microcontroller board based on the ATmega32U4. It has 20 digital input/output pins...
Tiny and lightweight with high output power.
Uno R3 Minimal KIT compatible for Arduino Uno R3 KIT projects, with breadboard and jumper wires, USB cable