I've been doing some Wordpress theme development recently, and I couldn't find a decent reference for the blocks that come with the default Wordpress editor. So I'll keep one here.
I'm pulling these out of the Wordpress Source
core/button– Only used inside
core/column– Only used inside
Disabling blocks in the Post Editor
These identifiers are useful because they let you define a limited set of blocks that will be available in the post editor from your
# Add more identifiers here
In addition to this, I like to disable the default block CSS and style them myself instead. You do that by attaching a function to the