“HERE we go” has that. Although i dont think its open source, its probably miles better than google.

and please do as .pdf aswell if you have students. Sometimes one of our profs powerpoint slides dont show equasions with a libre Software. So annoying!

sorry. Didnt know what home assistant was.

Just buy a used car. Look for low KM and good climate rating.

Why care for privacy when in the end your using android auto or apple play?

And a home assistant breaks the point even further.