Filters Genesis Custom Blocks is built with extensions in mind. We’ve included a number of opportunities to alter the plugin using filters. All you have to do is write your callback function and add it using the add_filter() function. genesis_custom_blocks_template_pathgenesis_custom_blocks_default_fieldsgenesis_custom_blocks_field_valuegenesis_custom_blocks_sub_field_valuegenesis_custom_blocks_get_block_attributesgenesis_custom_blocks_available_blocksgenesis_custom_blocks_show_pro_naggenesis_custom_blocks_controls Read about how to use filters on WordPress.org.