One of my colleagues, Álvaro, runs the site Gutenberg Plugin Review that’s worth bookmarking, and following, if you’re interested in the growing category of Gutenberg plugins.
Update (2019-05-22): Gutenberg Times recently published a post covering almost 100 plugins for the block editor that you may find really helpful too:
This is quite a list!
Featured image by Tim Easley
At this point the blog is little more than a scrapbook, but thank you, Paul!