In theory there's the Netzwerk Freie Schulsoftware https://digitalcourage.de/netzwerk-freie-schulsoftware https://digitalcourage.de/netzwerk-freie-schulsoftware

In theory there's the Netzwerk Freie Schulsoftware https://digitalcourage.de/netzwerk-freie-schulsoftware https://digitalcourage.de/netzwerk-freie-schulsoftware which is supposed to help schools make use of free software instead of proprietary solutions, but in practice the people most likely to know that it even exists are also those who are least likely to need the help.