[lenerdenator]

There was Mycroft AI. Not sure what ever became of that.

[lexlash]

Died fighting off a patent troll: https://www.theregister.com/2023/02/13/linux_ai_assistant_ki...

[asimovfan]

i used to use Mycroft and I thought it functioned quite well. Seems to have ended up here: https://www.openvoiceos.org/about