This site ( blocks.wp-a2z.org ) contains the blocks delivered in WordPress core and as many other plugins that we’ve been able to document. It includes blocks that are also documented for Yoast SEO, Jetpack and WooCommerce.
Improve your WordPress SEO: Write better content and have a fully optimized WordPress site using the Yoast SEO plugin.
WooCommerce v4.4.1 delivers 26 blocks. The catalogue is complete.
Jetpack v4.4.1 delivers 26 blocks available in a development environment. When connected to wordpress.com you will find several more. A few of these are catalogued here.
Gutenberg v4.4.1 delivers 26 blocks, including variations and experimental blocks.