Are both of these things mandatory for EU citizens?

I'm mainly talking about: - Voting (at federal elections) - Jury Duty (at a courtroom) I know that in certain countries like Australia f…

In France, voting is not mandatory, and citizen-jury is not a thing.

Edit: jury is a thing and is mandatory, as pointed out below.

In France, voting isn’t mandatory, but jury duty is a thing and is mandatory.
Juré d'assises

Tout citoyen français qui répond à certaines conditions peut être juré devant la cour d'assises

I stand corrected, thank you.