Gutenberg notes

WordPress Gutenber Dashicons
https://developer.wordpress.org/resource/dashicons/

Gutenber components reference
https://developer.wordpress.org/block-editor/reference-guides/components/

InnerBlocks component documentation
https://github.com/WordPress/gutenberg/tree/trunk/packages/block-editor/src/components/inner-blocks

Gutenberg github repository for Block
https://github.com/WordPress/gutenberg/tree/master/packages/blocks

WordPress oficial npm package fo custom block types development. There is description about build and watch commands
https://www.npmjs.com/package/@wordpress/scripts

List of all default gutenber blocks. There you can see how blocks are implemented
https://github.com/WordPress/gutenberg/tree/master/packages/block-library

Official Gutenberg blocks library
https://gutenberghub.com/

Detailed description of block attributes
https://developer.wordpress.org/block-editor/developers/block-api/block-attributes/