If you oppose coerced labor, you must be opposed to state-run UBI's. Every dollar handed out via a state-run UBI program must first be extorted from someone else.
UBI's can be provided on a voluntary basis though--see "Mein Grundeinkommen"
https://www.businessinsider.com/germany-basic-income-lottery-2016-8?op=1 https://x.com/ReaperTh3Rager/status/1435772376780836865