A lot of people asked me for the sources of the
@threejsconf badge, so here they are :
hervestudio.github.io/badge-…
It's a very DIY project and far from perfect, but that's also what makes it approachable: everything can be rebuilt with a soldering iron, a 3D printer and a few cheap components.
I tried to document it as clearly as possible, so you can either build it as is or use it as a starting point for something else. If anything is unclear, just write to me :)