Rather than spending a bunch of time playing with this, I was hoping someone might share what they've had success with.
Third party JS libraries required script can be registered in your _Host page - in Radzen you can put this file in application ignore list. We also plan to add tooltip component (next month or two):
Thank you enchev. After reading through related threads here, I see that there are some tricks for adding tooltips to some components, like adding the title attribute to buttons. I'll make due with what I've found until you release the component - I hate bloating up my apps with big 3rd party libraries...