Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, ...

If you would like to learn Arduino programming the development kit is now available to backfire Kickstarter priced at $85 or roughly £64 and will start shipping out to backers during February 2018.

He finally got around to etching this ATtiny85 programming adapter. If the project is not pin hungry, an ATtiny85 can run Arduino sketches without the need to port the code.