Microcontrollers & Development Boards

We've upgraded our popular 4x4 Trellis Keypad kit with a super-specifically-laser-cut enclosure that turns your 4x4 'Trellis into a handheld Feathe...

Own the fourth iteration of our popular SparkFun Inventor's Kit and not ready to buy version 4.1? You are in luck! The SparkFun Inventor's Kit Brid...

Who else could pack a 600 MHz microcontroller into such a Teensy little board? The Teensy 4.0 features an ARM Cortex-M7 processor at 600 MHz, with ...

A Feather board without ambition is a Feather board without FeatherWings! This is the Fully assembled (with headers) DC Motor + Stepper FeatherWing...

If you didn't think that the Raspberry Pi Zero could possibly get any better, then boy do we have a pleasant surprise for you! The new Raspberry...

From the creative and cat-lovin' engineers at KittenBot comes the Meowbit - a handheld retro gaming computer for coding your own games with MakeCod...

From the creative engineers at KittenBot, this plug-in add on for the micro:bit expands your 'bit to add a bunch more hardware to play with. It'...

The ESP-32-based M5Stick-C is a wee, super portable, open-source IoT development board, like a fun-sized version of the M5Stack.Jam-packed with a W...

Teensy 4.0 is the latest Teensy, offering the fastest microcontroller and powerful peripherals in the Teensy 1.4 by 0.7 inch form factor. It fea...

This is the Teensy Audio Adapter Board that can be added to a Teensy 3.0, 3.1, 3.2, 3.5 or 3.6 for your next audio project. The shield provides you...

This board is a simple carrier of Allegro’s bidirectional ±50A ACS724LLCTR-50AB Hall effect-based linear current sensor, which offers a low-resista...

Extend and expand your Circuit Playground projects with a bolt on Perma-Proto that lets you connect solderable circuits in a sturdy and reliable fa...

There are a couple must-have boards that every engineer and hobbyest should have on their desk, and this PCA9306 dual, bidirectional voltage-level ...

The Compute Module 3+ Dev Kit is for those who wish to make use of the Raspberry Pi in a more flexible form factor, intended for industrial applica...

The SparkFun Qwiic pHAT for Raspberry Pi (based on the original Qwiic Hat) provides you with the quickest and easiest way to enter into SparkFun’s ...

The Raspberry Pi 4 Model B is the newest Raspberry Pi computer made, and the Pi Foundation knows you can always make a good thing better! And what ...

This exclusive Raspberry Pi Essentials Kit from Little Bird includes the best and fastest Raspberry Pi, the Raspberry Pi 4 Model B along with eve...

The Raspberry Pi 4 Model B is the newest Raspberry Pi computer made, and the Pi Foundation knows you can always make a good thing better! And what ...

The Raspberry Pi 4 Model B is the newest Raspberry Pi computer made, and the Pi Foundation knows you can always make a good thing better! And what ...

This gorgeous IPS display breakout is the best way to add a small, colorful and bright display to any project, with excellent visibility from any a...

Give your Arduino project a lift with the Adafruit AirLift Shield - a shield that lets you use the powerful ESP32 as a WiFi co-processor. You proba...

Machine learning has come to the 'edge' - small microcontrollers that can run a very miniature version of TensorFlow Lite to do ML computations. Bu...

Meowbit is a card-sized graphical retro game computer with allows you coding with Makecode arcade and Python. In other words, it can use combines g...

The Running:bit building block kit with 173 blocks, two building block motors and a building block servo that can be used to build Pretty car, Prof...