All Products

SKU: AF-2488 · MPN: 2488

The Adafruit METRO 328 is a fully assembled, Arduino UNO R3-compatible development board powered by the ATmega328P running at 16 MHz. It's shape and pin-compatible with Arduino UNO R3 shields, and works directly with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. This version come...

SKU: AF-3588 · MPN: 3588

The Adafruit MetroX Classic Kit is a comprehensive experimentation kit with over 20 guided circuits and projects to explore microcontroller basics. Built around the Adafruit Metro 328 (Arduino UNO-compatible), this kit covers LEDs, transistors, motors, integrated circuits, pushbuttons, sensors, r...

SKU: AF-3345 · MPN: 3345

The Adafruit Metro Starter Pack is the perfect beginner kit for learning electronics and Arduino programming. Built around the Adafruit Metro 328 (ATmega328-based, Arduino UNO R3-compatible), this pack includes everything you need — except tools — to follow along with introductory tutorials and s...

SKU: AF-193 · MPN: 193

This budget pack is an optimized collection of parts and pieces to experiment with Adafruit Metro 328 and the Arduino IDE at home, school or work. Great for students and those that want to get their feet wet, no soldering required!Includes the Adafruit Metro 328 with thru-hole heade...

SKU: AF-50 · MPN: 50

We sure love the ATmega328 here at Adafruit, and we use them a lot for our own projects. The processor has plenty of GPIO, Analog inputs, hardware UART SPI and I2C, timers and PWM galore - just enough for most simple projects. When we need to go small, we use a Metro Mini or a Trinket M0,...

SKU: AF-2601 · MPN: 2601

The Adafruit RGB Matrix Shield simplifies connecting HUB75-type RGB LED matrices to Arduino-compatible boards. Instead of wiring up a bundle of individual connections, this shield handles all the routing for you — just solder on the headers and connector, plug it onto your board, and attach your ...

SKU: AF-3505 · MPN: 3505

The Adafruit Metro M0 Express brings 32-bit ARM power to the familiar Metro/UNO shield-compatible form factor. Powered by the ATSAMD21G18 ARM Cortex M0+ processor at 48 MHz, it offers 256 KB flash and 32 KB RAM — a massive upgrade over the ATmega328-based Metro. Designed from the ground up for Ci...

SKU: AF-4775 · MPN: 4775

The Adafruit Metro ESP32-S2 combines the popular Arduino UNO shield-compatible Metro form factor with the ESP32-S2 WiFi module. Featuring native USB, 4 MB flash, and 8 MB PSRAM, this board is ideal for WiFi-connected projects using CircuitPython or Arduino — and can even act as a USB keyboard, mo...

SKU: AF-5500

The Adafruit Metro ESP32-S3 brings the powerful dual-core ESP32-S3 to the familiar Metro/UNO shield-compatible form factor. With 16 MB flash, 8 MB PSRAM, and 512 KB SRAM, this board has the memory to handle demanding CircuitPython, Arduino, or ESP-IDF projects with WiFi and Bluetooth LE connectiv...

SKU: AF-5786

The Adafruit Metro RP2040 brings the Raspberry Pi RP2040 dual-core processor to the standard Metro/UNO shield-compatible form factor. With 16 MB of QSPI flash, a microSD card slot, USB-C, and a rich set of debugging ports, this board is an excellent platform for CircuitPython, Arduino, MicroPytho...

SKU: AF-6003 · MPN: ADA6003

The Adafruit Metro RP2350 brings the next-generation Raspberry Pi RP2350 dual-core processor to the standard Metro/UNO shield-compatible form factor. With dual ARM Cortex-M33 cores running at 150 MHz, 528 KB SRAM, 16 MB of QSPI flash, and a microSD card slot, this board is a powerful step up from...

SKU: AF-4950

The Adafruit Metro M7 with AirLift is the fastest Metro board yet, powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz. Combined with an on-board ESP32 AirLift WiFi co-processor, 4 MB of QSPI flash, and the standard Metro/UNO shield-compatible form factor, this board delivers...

SKU: AF-5600

The Adafruit Metro M7 with microSD is powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz — the fastest Metro board available. With 8 MB of QSPI flash, 128 KB SRAM, a built-in microSD card slot, and the standard Metro/UNO shield-compatible form factor, this board delivers exc...

SKU: AF-6267 · MPN: ADA6267

The Adafruit Metro RP2350 with PSRAM upgrades the Metro RP2350 with an additional 8 MB of QSPI PSRAM for projects that need extra dynamic memory. Powered by the Raspberry Pi RP2350 dual-core ARM Cortex-M33 at 150 MHz with 520 KB SRAM, 16 MB flash, and a 5V buck converter supporting up to 2A outpu...

SKU: AF-4000 · MPN: 4000

The Adafruit Metro M4 Express AirLift combines the powerful ATSAMD51J19 ARM Cortex M4 processor with an on-board ESP32 WiFi co-processor — all in the standard Metro/UNO shield-compatible form factor. With 120 MHz clock speed, floating point support, and built-in TLS/SSL for secure connections, th...

SKU: AF-2590 · MPN: 2590

The Adafruit Metro Mini 328 packs the same ATmega328P power as a full-sized Metro into a tiny breadboard-friendly form factor. Running at 16 MHz with 5V logic, it's pin-compatible with Arduino UNO R3 and works with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. For the latest revi...

SKU: AF-4064 · MPN: 4064

The Adafruit Grand Central M4 Express is a powerful development board built around the Microchip ATSAMD51P20 — a 120 MHz Cortex M4 processor with hardware floating point, 1 MB Flash, and 256 KB RAM. In the familiar Arduino Mega form factor, it brings 70 GPIO pins, dual DACs, 15 analog inputs, 8 M...

SKU: AF-3382 · MPN: 3382

Are you ready? Really ready? Cause here comes the fastest, most powerful Metro ever. The Adafruit Metro M4 featuring the Microchip ATSAMD51. This Metro is like a bullet train, with it's 120MHz Cortex M4 with floating point support. Your code will zig and zag and zoom, and with a bunch of extra pe...

SKU: AF-4084 · MPN: 4084

The Adafruit Grand Central M4 Express is a powerful development board built around the Microchip ATSAMD51P20 — a 120 MHz Cortex M4 processor with hardware floating point, 1 MB Flash, and 256 KB RAM. In the familiar Arduino Mega form factor, it brings 70 GPIO pins, dual DACs, 15 analog inputs, 8 M...

SKU: AF-4285 · MPN: 4285

Give your Arduino project WiFi connectivity with the Adafruit AirLift Shield. This shield uses an ESP32 as a WiFi co-processor, handling all the heavy lifting of network connections and TLS/SSL encryption so your main microcontroller can focus on your application logic. The ESP32 communicates ov...