🔢 Client Bound Item Data

The "client-bound data" exists solely on the client side, and there are no related components on the server side.

Every option available in 🔢 Item Data is applicable in 🔢 Client Bound Item Data.

items:
  default:topaz_rod:
    client-bound-data:
      item-name: "<!i><#FF8C00>I'm not Topaz Rod"
    data:
      item-name: "<!i><#FF8C00>Topaz Rod"

client-bound-data is quite useful for players in adventure mode, allowing them to break certain real custom blocks on serverside.

items:
  default:topaz_pickaxe:
    material: golden_pickaxe
    custom-model-data: 1000
    settings:
      tags:
        - "default:topaz_tools"
    client-bound-data:
      components:
        # client side block state
        can_break:
          blocks: minecraft:note_block
          state:
            "instrument": "hat"
            "note": "0"
            "powered": "false"
    data:
      item-name: "<!i><#FF8C00><i18n:item.topaz_pickaxe>"
      tooltip-style: minecraft:topaz
      components:
        minecraft:max_damage: 64
        # server side block state
        can_break:
          blocks: "craftengine:note_block_1"
    model:
      template: default:model/simplified_handheld
      arguments:
        path: "minecraft:item/custom/topaz_pickaxe"