Block Tags

{
    "format_version": "1.21.40",
    "minecraft:block": {
        "description": {
            "identifier": "wiki:tree_stump",
            "menu_category": {
                "category": "nature"
            }
        },
        "components": {
            "tag:wood": {},
            "tag:my_lovely_tag": {},
            "tag:wiki:very_useless": {}
        }
    }
}

{
    "tags": "q.any_tag('wiki:glowing') && q.all_tags('wiki:custom_ore', 'stone')"
}

"scripts": {
    "pre_animation": [
        "v.is_on_sand = q.relative_block_has_any_tag(0, -1, 0, 'sand');"
    ]
}

{
    "format_version": "1.21.40",
    "minecraft:item": {
        "description": {
            "identifier": "wiki:custom_pickaxe",
            "menu_category": {
                "category": "equipment",
                "group": "itemGroup.name.pickaxe"
            }
        },
        "components": {
            "minecraft:digger": {
                "use_efficiency": true,
                "destroy_speeds": [
                    {
                        "speed": 5,
                        "block": {
                            "tags": "q.any_tag('custom_ore', 'stone', 'metal')"
                        }
                    }
                ]
            }
        }
    }
}