Explore SparkFun's versatile lineup of RedBoards all designed in the familiar Arduino Uno footprint for easy, familiar integration.

SparkFun can put together a custom kit for your classroom! Choose from over 2000 items on our storefront to make a kit unique to your needs.

SparkFun Electronics (sometimes known by its abbreviation, SFE) is an electronics retailer in Niwot, Colorado, United States. It manufactures and sells microcontroller development boards and breakout …

SparkFun Electronics is an online retail store that sells the bits and pieces to make your electronics projects possible.

SparkFun Education has curriculum, professional development, and materials for maker education.

This guide is designed to explore the connection between software and hardware, introducing Arduino code and SparkFun parts as they are used in the context of building engaging projects. The circuits …

Jan 15, 2026 · Retailer SparkFun Electronics last month said it would no longer do business with electronics kit-maker Adafruit Industries, citing violations of SparkFun's Code of Conduct during …

The SparkFun STC31 CO2 Sensor can accurately measure CO2 concentrations up to 100% with high repeatability and long-term stability, thanks to humidity and temperature compensation provided by …

SparkFun Electronics is an online retail store that sells the bits and pieces to make your electronics projects possible.

Since 2003, SparkFun has been helping turn ideas into reality – whether you’re creating a smart weather station, exploring the frontier of machine learning, building a robot for school or prototyping your first …