Open Source Hardware Certifications for November 2025
Our favorite open source hardware certifications in November featured a spectrometer, an LED controller, and a slightly strange laundry solution.
spectrometer
Engadget Expand: Open Source Spectrometers
Publiclab.org is bringing the ability to sample oil using a spectrometer into the hands of normal citizens with different kits. Ranging from a simple papercraft kit up to more complex solutions, they have several offerings The hardware works in conjunction with an open source app that you load on your smartphone.