The Web site for SparkFun was crashing Thursday as customers swamped the site for "Free Day" where it gives away up to $100,000 of electronic items.
The Boulder, Colorado based site touts itself as an electronic enabler. It manufactures and sells microcontroller development boards and breakout boards used by hobbiests.
Wikipedia says SparkFun Electronics was founded in 2003 by Nathan Seidle.
It is sometimes known by its abbreviation SFE.
Its Twitter page was updating sales. The company says it had more than 100,000 customers for the day.