All Products

SKU: AF-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-3403

The Feather M0 Express is Adafruit's CircuitPython-optimised Feather, built around the ATSAMD21G18 ARM Cortex M0+ processor. It combines the standard Feather M0 platform with 2 MB of SPI flash storage, a Mini NeoPixel, and a UF2 bootloader for drag-and-drop programming — no special tools or drive...

SKU: AF-3727

The Adafruit ItsyBitsy M0 Express is a compact yet powerful microcontroller board built on the ATSAMD21 Cortex M0+ running at 48 MHz. At just 1.4" × 0.7", it delivers the same capability as the Metro M0 or Feather M0 Express in a fraction of the size — perfect for shrinking prototypes into final ...

SKU: AF-4319

The Adafruit PyRuler is a PCB reference ruler and a fully functional CircuitPython microcontroller in one. Measuring approximately 25 × 150 mm (1" × 6"), this gold-plated FR4 ruler features common SMD component package outlines, a font size guide, trace-width diagram, and AWG wire gauge drill hol...

SKU: AF-5954 · MPN: ADA5954

The Adafruit TRRS Trinkey is a USB-A plug-in microcontroller designed specifically for assistive technology. It combines an ATSAMD21 processor with a switched TRRS 3.5mm audio jack, connecting all 6 jack pins (tip, ring 1, ring 2, sleeve, plus tip switch and ring 1 switch) to analog-capable GPIO ...

SKU: AF-3517

Everything you need to get started with the Circuit Playground Express — a feature-packed, all-in-one development board that works with Microsoft MakeCode (block-based or JavaScript), CircuitPython, code.org CS Discoveries, and Arduino IDE. Program the same board in multiple ways as your skills g...

SKU: AF-4197

Add a crisp, paper-like display to your microcontroller project with the Adafruit 2.13" Monochrome eInk Breakout. This 250×122 pixel black-and-white eInk panel delivers excellent daylight readability and retains its image even with power completely disconnected — just like printed paper. An onbo...

SKU: AF-6260 · MPN: ADA6260

The Adafruit SHT45 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with Sensirion's highest-precision SHT45 temperature and humidity sensor, protected by a PTFE filter. Simply plug it into any USB A port on your computer and start reading environmental data — no wiring, s...

SKU: AF-4145

The Adafruit Feather series gives you lots of options for a small, portable, rechargeable microcontroller board. Perfect for fitting into your next prop build! This FeatherWing will unlock the prop-maker inside all of us, with tons of stuff packed in to make sabers & swords, props, toys, cosplay ...

SKU: AF-3399

For many years, instructors and teachers have asked us to come up with a better way to teach programming and electronics. We have worked on Circuit Playground Express for over a year to come up with a board that is powerful, beautiful, fun, and perfect for teaching Code.org CS Discoveries Circ...

SKU: AF-4352

Build a handheld light-up button controller with this complete kit that pairs the Adafruit 4×4 NeoTrellis RGB Driver with a Feather M4 Express inside an elegant laser-cut acrylic enclosure. The 16 silicone buttons each have individually addressable NeoPixels underneath, and the seesaw I2C chip ha...

SKU: AF-5021

The Adafruit Slider Trinkey is a tiny USB A board built around the ATSAMD21 microcontroller with a pre-soldered 35 mm slide potentiometer and two NeoPixel LEDs. Plug it into any USB A port on your computer and program it as a volume control, brightness adjuster, colour picker, or any custom slide...

SKU: AF-3178

The Feather M0 RFM95 LoRa Radio (900 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1276-based LoRa radio transceiver for long-range wireless communication at 868 or 915 MHz. The exact frequency is software-configurable, allowing you to tune dynamically for your region's ISM ban...

SKU: AF-3061

The Feather M0 WiFi with uFL pairs the ATSAMD21G18 ARM Cortex M0+ processor with an ATWINC1500 Wi-Fi module, featuring a uFL connector instead of an on-board antenna. This allows you to connect an external 2.4 GHz antenna for improved range or custom antenna placement in enclosures. The ATWINC15...

SKU: AF-5912 · MPN: ADA5912

The Adafruit SHT41 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with a Sensirion SHT41 temperature and humidity sensor. Simply plug it into any USB A port on your computer and start reading environmental data — no wiring, soldering, or driver installation required. Th...

SKU: AF-2599

Circuit Playground Express is the next step towards a perfect introduction to electronics and programming. We've taken the original Circuit Playground Classic and made it even better! Not only did we pack even more sensors in, we also made it even easier to program.Start your journey with Microso...

SKU: AF-4200

The Adafruit PyBadge is a credit-card-sized all-in-one development board with a colour TFT display, game-style buttons, NeoPixels, sensors, and a speaker. Powered by the ATSAMD51 running at 120 MHz with 512 KB Flash and 192 KB RAM, it can run MakeCode Arcade games, CircuitPython programs, or Ardu...

SKU: AF-3333

The Circuit Playground Express is an all-in-one development board packed with sensors, LEDs, and a speaker — all on a round, beginner-friendly PCB with alligator-clip pads. No soldering required. It supports four programming environments: Microsoft MakeCode (block/JavaScript), CircuitPython, Ardu...

SKU: AF-5996 · MPN: ADA5996

The Adafruit QT Py CH32V203 is a tiny development board built around the WCH CH32V203G6 — a low-cost RISC-V microcontroller running at up to 144 MHz. In the compact QT Py form factor (Seeed Xiao compatible), it packs USB-C, a STEMMA QT connector, an RGB NeoPixel, and 10 GPIO pins into a board sma...

SKU: AF-4718

The Adafruit SPI Non-Volatile FRAM Breakout provides 2 Mbit (256 KBytes) of ferroelectric RAM (FRAM) storage over SPI. FRAM combines the non-volatile retention of flash with the instant read/write speed of SRAM — no page writes, no block erasing, and each byte can be written 10 trillion times wit...