AVR128DA development board - Arduino compatible! from Azduino by Spence Konde on Tindie
Arduino Uno R3 Official Development Learning Control Board Original Chinese Version Avr Microcontroller Module - AliExpress
CentIoT - Arduino Compatible SMD UNO R3 AVR MEGA328P-PU Development Board and USB Cable at Rs 331/piece | Arduino Electronic Development Board in Bengaluru | ID: 21708219588
AVR ISP Programmable Expansion Shield Board Module For Arduino R3 Mega2560 Atmega328P Nano Pro Mini Module Bootloader - AliExpress