The public websites like vbb.de work well for me. I longed for a widget that always has the relevant timetable loaded, but then I don't wanna use GPS. A couple of favourites of relevant stations and routes would do the trick, too.

   https://transport.rest/stations?query=marzahn

dat .rest TLD

> The public websites like vbb.de work well for me.

I intended this API mostly for web & app developers who want to combine the data with something else.

> I longed for a widget that always has the relevant timetable loaded, but then I don't wanna use GPS.

See https://github.com/JayBrown/VBBar