by wilderManngithub.com/wilderMann/gluhwurmchen
Glühwürmchen is a small battery powerd PCB that is easy to solder for beginners and intended for the use in youthwork and schools.

Imported from a public repository by wilderMann. View the source
GPL-3.0 — Share-alike (GPL-3.0): a board you derive from this one must be released under GPL-3.0 too, with source.
Is this yours? Claim it by signing in with the GitHub account it was published from.
heypcb keeps a picture and the design files for this board, and there is no project behind this page until somebody opens one. Opening it makes a copy on your own account — the original stays where its author put it.