Digispark - a miniature development board from ATtiny85 (compatible with Arduino)

Board with Atmel ATmega328P microcontroller from the AVR family, there are 14 I / O lines, 6 PWM channels and 6 analog inputs. The additional ATmega16U4 microcontroller realizes communication via the USB interface

Compact microcontroller board with an ATmega32U4 chip that integrates with USB to act as a HID device such as a keyboard or mouse. It operates at 5V at 16MHz, offering 20 digital I/O lines, of which 7 support PWM and 12 act as analog inputs.

The board is equipped with ATSAMD21 microcontroller with ARM Cortex-M0 core. It has connectors and dimensions compatible with the Arduino Uno Rev3. HW-819

Microcontroller board based on the ATmega32u4

Development board with SAMD21G18 microcontroller. It offers operating frequency up to 48 MHz, 256kB FLASH memory and 32kB SRAM.

Development board based on the R7FA4M1AB3CFM microcontroller and compatible with Arduino UNO R4 WiFi. It is equipped with ESP32-S3FN8 with a dual-core 32-bit Xtensa LX7 core and wireless communication in the 2.4GHz WiFi band and Bluetooth LE. Waveshare R7FA4 PLUS B

Development board equipped with RP2040 microcontroller, RGB LED diodes, buzzer and Qwiic/STEMMA QT connectors. Pin spacing compatible with Arduino Nano. Cytron MAKER-NANO-RP2040

Module with ATmega4808 microcontroller from AVR family (48 KB Flash, 6 KB SRAM, 256 B EEPROM). The module has 14 I / O lines, 6 PWM channels, 8 analog inputs.

Versatile development board with the ATmega328P microcontroller, which, thanks to its compatibility with Arduino UNO and variety of functions, is an excellent choice for many projects

Small evaluation board based on the ATmega328, RoHS

Module with ATmega328 microcontroller from the AVR family (32 kB Flash, 2 kB SRAM, 1 kB EEPROM). The module has 14 I/O lines, 6 PWM channels, 8 analog inputs

Board compatible with Arduino, based on ATmega328P. Equipped with an area with prototype holes, a breadboard, 12 LEDs, a button and a buzzer. Cytron MAKER-UNO-X

Equipped with an equivalent Atmel ATmega328 microcontroller from the AVR family, the board offers 14 I/O lines, 6 PWM channels, and 6 analog inputs. An additional chip communicates via the USB interface

Development board with ATmega328P microcontroller equipped with 14 I/O lines, 6 PWM channels, 6 analog inputs and FT231X chip. Compatible with Arduino UNO Rev3. Cytron CT-SE

Microcontroller board based on the ATmega328P

Virtual keyboard module in the form of a small flash drive. It allows you to simulate the keyboard after uploading the appropriate software and pressing a combination of buttons on the computer.