AVR 8-bit

Pre-built digital mode QRP transceiver for amateur radio, supporting FT8, FT4, JS8, and WSPR on HF bands from 160m to 6m with ~5W output, OLED display, and single USB-C cable operation.

Open-source 1U CubeSat educational kit powered by Arduino Pro Mini with LoRa communication, multi-sensor payload (IMU, barometer, GPS, temperature), solar-powered EPS, and ground station dashboard for

Ultra-compact Arduino Leonardo-compatible microcontroller board with ATmega32U4, integrated lithium battery charging, and native USB in a tiny 22x20.5mm form factor.

The original coin-sized Arduino Leonardo-compatible board with ATmega32U4, native USB, 10 digital and 5 analog pins, and sewable gold-plated pads in a 20x22mm form factor.

Ultra-compact Arduino Uno-compatible board with BLE 4.0 (CC2540), ATmega328P, sewable gold-plated I/O pads, and wireless programming in a 28.8x33.1mm wearable form factor.

Low-power Arduino-compatible board with ATmega328P and Dialog BLE 4.1 chip, featuring 14 digital I/O, 6 analog inputs, wireless OTA programming, 25uA deep sleep, onboard LiPo charging, and dual interr

All-in-one ATmega32u4 learning board with 10 NeoPixels, LIS3DH accelerometer, microphone, speaker, light and temperature sensors, and 8 capacitive touch pads in a circular 2-inch form factor.

Arduino Yun-compatible board combining ATmega32u4 with a Dragino HE Linux WiFi module running OpenWRT. Features 802.11 b/g/n WiFi, Ethernet, 14 digital I/O pins, and USB host for IoT gateway applicati

ATmega32u4 Feather board with RFM69HCW sub-GHz radio supporting 868/915 MHz with up to +20 dBm transmit power, AES-128 encryption, and 100mA LiPo charger for long-range IoT sensor networks.

ATmega32u4 Feather board with RFM69HCW sub-GHz radio at 433 MHz with up to +20 dBm transmit power, AES-128 encryption, and built-in LiPo charger for long-range sensor networks in the 433 MHz ISM band.

ATmega32u4 Feather board with RFM95W SX1276 LoRa radio for 868/915 MHz long-range communication. Achieves 2+ km range, supports spreading factors SF6-SF12, and includes a built-in LiPo charger.

ATmega32u4 Feather board with RFM96W SX1278 LoRa radio for 433 MHz long-range communication. Achieves 2+ km range with quarter-wave antennas, supports LoRaWAN, and includes a built-in LiPo charger.

Miniaturised collector's Arduino UNO with ATmega328P at 16 MHz in a 34.2 × 26.7 mm form factor with USB-C, individually numbered and signed by Arduino's founders.

The quintessential beginner microcontroller board with ATmega328P @ 16MHz, 32KB Flash, 2KB SRAM, 14 digital I/O, 6 analog inputs, USB-B for programming, DC barrel jack, and the R3 expanded shield head

Arduino UNO-compatible development board based on ATmega328P-AU at 16MHz/5V, featuring RGB LED indicators. Available in Geek Duck (V1.1) and Jenny (V1.2) variants for maker and education projects.

Compact automatic bed leveling probe for 3D printers including Ender-3, B1, and H2 extruder platforms. Supports Voron Stealthburner, EVA, and other popular toolhead mounts. Open source hardware.