Microcontrollers & Development Boards

The D1 R2 is a mini wifi board based on ESP-8266EX. 11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0) ...

What is ESP8285?ESP8285 = ESP8266 + 1M Flash, so that it can withstand high temperatures up to 125 degrees Celsius! And the original ESP8266 source...

If you have a custom PCB design and you'd like to add a little Bluetooth Low Energy, this module is ultra compact and easy to use. It contains a...

Combining electronics, making, and creativity to inspire music lovers A fun, hands-on kit for kids that teaches them how to build their own port...

If you have a custom PCB design and you'd like to add a little Bluetooth Low Energy, this module is ultra compact and easy to use. It contains a...

The SparkFun Pro RF is a LoRa®-enabled wireless board that marries a SAMD21 and a long-range RFM95W to make a compact and easy-to-use IoT Arduin...

Need directions to your nearest dry cleaner? Or maybe you need to send a hands-free email? Perhaps you just want to know what the weather's like...

The Crumble is a cheap, easy-to-use electronics controller. A few ‘croc’ leads and a USB cable are all you need to connect motors, LEDs and sens...

At SparkFun we continually like to inovate, update, and improve even when it comes to our very own development boards. We have multiple versions of...

This well-crafted kit from Coretec Robotics has all the bits for the heart of your own capable little four-wheel drive rover. Includes: Explore...

If you have a custom PCB design and you'd like to add a little Bluetooth Low Energy, this module is ultra compact and easy to use. It contains a No...

When the minds at SparkFun and Onion get together we can make something truly awesome! The SparkFun Qwiic Starter Kit for Onion Omega is a blending...

If you're like me, you've dreamed of being a dolphin - smoothly gliding through the water. Using your echo-location abilities to detect tasty fish ...

The GoodFET is an open-source JTAG adapter, loosely based upon the TI MSP430 FET UIF and EZ430U boards, as described in their documentation. ...

The BlackBoard from SparkFun is everything you need in an Arduino Uno with many extra perks. BlackBoard has all of the hardware peripherals you kno...

How does a more compact and more economic Raspberry Pi sound to you? The Raspberry Pi 3 A+ is here and, like the Raspberry Pi 3 Model B+, it boasts...

The SparkFun Qwiic Quad Relay is a unique power accessory board that has been designed for switching not one but four high powered devices from ...

Feather is the new development board from Adafruit, and like its namesake it is thin, light, and lets you fly! We designed Feather to be a ne...

Woohoo, it's time for a Particle Mesh party! And the Particle Boron LTE is bringing it with a triple-dose of Bluetooth Low Energy, Mesh and LTE ...

Woohoo, it's time for a Particle Mesh party! And the Particle Argon is bringing it with a mix of Bluetooth Low Energy, Mesh networking and and W...

This is the easiest way possible to add small, bright RGB pixels to your project. We took the same technology from our Flora NeoPixels and made ...

Are you ready? Really ready? Cause here comes the Adafruit Grand Central featuring the Microchip ATSAMD51. This dev board is so big, it's not named...

CodeBug is a cute, programmable and wearable device designed to introduce simple programming and electronic concepts to anyone, at any age. It i...

ESP8266-12E is an enhanced version ESP8266-12, improve peripheral circuitry increases impedance matching, the signal output is better, whether it i...