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Hello! We just wanted to remind you that The United States Postal Service is closed today for Presidents Day. Any orders placed using USPS will not ship until tomorrow, February 20th. Have a great day!

To download a .ZIP file of the most recent SparkFun Inventor’s Kit code for the SIK V4.0, click the button below.

If you are following along with the SIK Errata sheet and the printed guide, please use V4.0a of the SIK code.


SIK V4.0a Code


If you are following along with the original V4.0 SIK print guide, use the depreciated V4.0 code.


SIK V4.0 Code


For older versions of the SIK code, please use the links below.


SIK V3.3 Code