Do we have something similar for Switzerland?
- https://wiki.openstreetmap.org/wiki/FR:Signalisation_routière_en_France
- https://wiki.openstreetmap.org/wiki/DE:Verkehrszeichen_in_Deutschland
- IT:Road signs in Italy - OpenStreetMap Wiki
It can be convenient to have a place to find the different ways a sign is mapped on OSM. Likely, we wont need all of them and for many the lists above can do.
For those interested, by the canton of Geneva, there is file of all road signs that should be found on the ground, including “illegal” ones.