add your plugin to the block directory – plugin handbook

plugin can be listed in both, however there will be no benefit to your plugin SEO or ranking due to either.   The only benefit to being plugin that is block is that you gain the ability to be added to Block Directory in Block Editor, for immediate installation..   Block Plugins are required to be much smaller and more minimalist than WordPress plugin order to be installed with single click.   That means and keeping to the regular plugin guidelines you'll also need to follow some additional rules.   In particular, you should stick to mostly JavaScript code and keep PHP to the minimum and not add any UI or other code outside of Gutenberg editor..   you can then add it yourself using the Block Checker tool.   Block Creation tutorial how to write block plugin.   Block Submission tutorial tips and suggestions for ensuring your block is ready for Block Directory.   or know of plugin that does, email us at plugins@wordpress org and request your plugin be added.   Before you email, please make certain your plugin is compatible with the version of WordPress and that it's free from all security issues.   Read more