Default Item Attributes

Alembic allows you to give items default attributes that exist on all instances of the item. datapack/data/alembic/alembic/item_stats/golden_chestplate.json

{
  "id": "minecraft:golden_chestplate",
  "attributes": [
    {
      "attribute": "alembic:arcane_damage_resistance",
      "value": 6,
      "operation": "ADDITION",
      "uuid": "f8c3de3d-1fea-4d7c-a8b0-29f63c4c3454"
    }
  ],
  "equipment_slot": "CHEST"
}

id is the item id to apply these attributes to. attributes is a list of objects which requires:

• attribute, the attribute ID to apply.
• value, the amount of the attribute to give the item.
• operation, the Attribute Modifier operation to apply.
• uuid a Java UUID for the unique instance of this attribute modifier.
  equipment_slot is the slot in which to apply these attributes to the player when equipped in. Valid: MAINHAND, OFFHAND, HEAD, CHEST, LEGS, FEET