I would like to share online my planning with people that don’t use Omniplan. I would like them to view on browser, for example, only read mode. And If I change the planning that everybody can see the changes.
It sounds like you’re looking for the functionality offered by the HTML Report feature in OmniPlan @dianams! This is a Pro feature in OmniPlan 3 for Mac. More information about this feature is available here.