Maker UNO X - development board with ATmega328P microcontroller + breadboard

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

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.

DFRobot DFR0355 is a versatile development board that combines GSM, GPRS, and GPS functions into one compact device. With the ATmega32u4 microcontroller and integrated SIM808 module, this board is ideal for applications such as vehicle tracking, remote communication, satellite positioning, and IoT projects. Built-in power-saving features and battery power make it an excellent choice for applications requiring low power consumption and reliable operation in various conditions. DFRobot DFR0355

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

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

A compact board similar to Seeeduino V4.2/Arduino UNO and fully compatible with Arduino Nano. It uses a USB Type C connector and a Grove I2C connector. Seeed Studio 102010268

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.

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

Microcontroller board based on the ATmega32u4

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 with Atmel ATmega328 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

The board is compatible with Arduino, based on the ATmega328P microcontroller from the AVR family, 14 I/O lines, 6 PWM channels, 6 analog inputs are available to the user. The CH340G chip communicates via a USB interface. In addition, it has 12 LEDs, a programmable button and a embedded buzzer. Cytron Uno Maker

Board compatible with Arduino, equipped with the ATmega32U4 microcontroller

Development board based on the R7FA4M1AB3CFM microcontroller and compatible with Arduino UNO R4 Minima. Waveshare R7FA4 PLUS A

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.

Board with ATmega2560 microcontroller (256 kB Flash, 8 kB RAM, 4 kB EEPROM) clocked at 16 MHz. USB-UART converter based on the ATmega16u2 chip. The user has at his disposal, among others: 54 I/O lines, 14 PWM channels, 16 analog inputs.