We've been using https://meet.jit.si/ video calls for several weeks for a weekly meetup. 5-10 people, no time limit. Participants are non-technical and there were no problems setting up. Everything has worked very well.
Same here...it's good stuff, and we've torture tested it with shockingly long calls.
Server run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!