I'm a bit sad that you never used open/libre office before. It's hard to believe. I've had *every* business IT shop I had as a client using it for many years now.
It's not just 'compatible', it's BETTER!
Try 'Draw' and using connectors - it's fun! :-) Visio is for people with money they need to throw away - same as the ones who use microsoft and apple. Seriously though, I've *never* found a client or fellow human who *needed* ms-office for *anything*. Not once.
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