SparkFun Arduino ProtoShield - Bare PCB. Manufactured by and available from SparkFun Electronics.
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The SparkFun Arduino ProtoShield is a bare PCB with no attached or included parts that lets you customize your own Arduino shield using whatever circuit you can come up with! You will even be able to test your circuit or project to make sure everything is working the way it should! The SparkFun Arduino ProtoShield is based off the Arduino R3’s footprint that allows you to easily incorporate it with favorite Arduino-based device.
This product is open source!
Please review the LICENSE.md file for license information.
If you have any questions or concerns on licensing, please contact techsupport@sparkfun.com.
Distributed as-is; no warranty is given.