Diary Entry How does new data get onto the OpenStreetMap.de map?

Because this question comes up again and again, I would like to document the answer here in a little more detail. A garden house that was added tw...

Diary Entry LUA - An Interesting Problem When Iterating with `for ... pairs` and the Lua Function `next`

German version Initial Situation In the forum, a user reports that a road on Crete is not being displayed completely. It quickly becomes clear th...

Diary Entry #30DayMapChallenge 2025

The #30DayMapChallenge is a social media event where map enthusiasts create daily maps based on a set theme throughout November. You can find more ...

Diary Entry Add notes to openstreetmap via Maplibre control

I like to enable creating Notes in a MapLibre map. This should be possible both anonymously and while logged in. The following documents the learni...