WiDo - board with ATmega32U4 and WG13000 WiFi module

Development board compatible with Arduino. It has a built-in ATmega328P microcontroller and a Bluetooth BLE module (TI CC2540). DFRobot DFR0296

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

A-Star 328P Micro is a small board based on ATmega 328PB microcontroller (Flash, 32 KB, SRAM, 2.5 KB, EEPROM, 1KB, 8 MHz). The system has a loaded bootloader compatible with Arduino. The board has 24 I / O ports (of which 9 pins can be used for PWM outputs and 8 pins for analog inputs). Supply voltage 3.8-15 V. The board works with 3.3 V voltage. Pololu 3162

Pro Micro is similar to Pro Mini Arduino compatible board, main difference is that Pro Micro uses ATmega32u4 with builtin USB connectivity. Sparkfun DEV – 12587

Base board compatible with Arduino. It was equipped with an Atmega 328P microcontroller. It has 14 I/O lines (including 6 PWM channels) and 6 analog inputs. SparkFun DEV-14525

Tiny (18 x 44 mm) breadboard-friendly development board, easy to use, hacker friendly. ATmega328 brains32KB of flash (1/2 K is reserved for the bootloader), 2KB of RAM, clocked at 16MHz. Adafruit 2590

Bluno - BLE with Arduino Uno

Development kit with ATSAMD21E microcontroller with ARM Cortex M0+ core. The chip can be clocked at 48 MHz, has a built-in 256 KB of Flash memory and 32 KB of SRAM. The module has a Qwiic connector. SparkFun DEV-15423

Development board with NXP iMXRT1062 ARM Cortex-M7 microcontroller. Equipped with a microSD slot. Version without Ethernet communication. PJRC TEENSY41-NE-PINS

Adafruit Trinket - Mini Microcontroller - 5V Logic

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

The A-Star 32U4 Prime SV is a programmable board based on Atmel’s ATmega32U4 microcontroller and arranged in the common Arduino form factor. The A-Star Prime offers many additional features and improvements over competing products. Pololu 3115

Evaluation kit with Bluetooth 5.0 Sparkfun Artemis module. Equipped with a microphone, kmaers and accelerometer. Himax HM01B0 camera included. SparkFun KIT-17071

IoT development board with ATmega32U4 microcontroller and W5500 Ethernet chip. Compatible with Arduino Leonardo, has a built-in PoE (Power over Ethernet) function. DFRobot DFR0342

Microcontroller board based on the ATmega32u4

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