The proposed guidelines for submitting Block Plugins to the Block Directory have been revised, with many thanks for the feedback and suggestions from developers and the community. If you haven’t had a chance to see them yet, you can read the most current version of the guidelines here.
In case you missed it, the Block Directory is a new feature coming in WordPress 5.5 that allows specially-written Block Plugins to be instantly and seamlessly installed in the editor, without ever leaving the page. In order for blocks to install seamlessly, they need to meet certain expectations.
These guidelines will be