Did you know that there is a preview of all block editor UI components available? No? Me neither! Just a link in an issue pointed me to these awesome docs, thus I’d like to share it!
Long story short, here’s an interactive Storybook to test all block editor UI components:
Additionally, it’s a quite good source for the documentation of the components and seems to be much more up-to-date for certain components than the readme files inside the components project itself. However, on some other components, it’s the opposite, unfortunately.