These are the design files for the Spark Shields (accessories for the Spark Core), developed by Hex Labs, Inc. dba Spark Devices.
These files have been made available online through a Creative Commons Attribution-ShareAlike 3.0 license.
You are welcome to distribute, remix, and use these files for commercial purposes. If you do so, please attribute the original design to Spark Devices both on the website and on the physical packaging of the product or in the instruction manual. All derivative works must be published under the same or a similar license.
Shields are boards designed to mate with the Spark Core that provide additional functionality. They might have sensors, LEDs, motors, batteries, and other components, and when paired with the Core provide a great starting point for a project.