Instead of adding one by one you can loop all blocks inside build folder
This php snippet will provide you with a more efficient way of organizing and keeping track of your blocks in Oxygen builder.
3rd party plugins actions admin archive Blocks build Category composite elemenets compression core CPT CSS Custom Custom Post Dashboard Developer development editor Front End gutenberg hook Image img include js load styles loop Must Have notice npm Oxygen plugins publish repeater script scss settings page single product Taxonomy themes Tips WooCommerce wordpress WP Admin WPML