Forge

Every upgrade within reach of the Forge adds one level, in whatever order you build them, and widens its build radius by 3 m. Upgrades need 2 m of clear space from each other.

Level1

Forgeno upgrades

Build radius 20 m30 new recipes

+18 more

Level2

Forge Bellowswithin 2 m · built near a Workbench

Wood 5Deer Hide 5Chain 4

Build radius 23 m24 new recipes16 quality upgrades

+12 more

Level3

Anvilswithin 5 m · built near a Workbench

Wood 5Bronze 2

Build radius 26 m12 new recipes39 quality upgrades

Level4

Grinding Wheelwithin 5 m · built near a Workbench

Wood 25Sharpening Stone 1

Build radius 29 m7 new recipes48 quality upgrades

Level5

Smith's Anvilwithin 5 m · built near a Workbench

Iron 20Wood 5

Build radius 32 m36 quality upgrades

Level6

Forge Coolerwithin 5 m · built near a Workbench

Finewood 25Copper 10

Build radius 35 m14 quality upgrades

Level7

Forge Tool Rackwithin 5 m · built near a Workbench

Iron 15Wood 10

Build radius 38 m7 quality upgrades

Each quality column is the Forge level that upgrade needs.

Item	Quality 2	Quality 3	Quality 4
Level 1 30
Bracelets of the Brave	no upgrades
Bronze	no upgrades
Bronze Atgeir	2	3	4
Bronze Axe	2	3	4
Bronze Buckler	2	3
Bronze Helmet	2	3	4
Bronze Mace	2	3	4
Bronze Nails	no upgrades
Bronze Pendant	no upgrades
Bronze Pickaxe	2	3	4
Bronze Plate Leggings	2	3	4
Bronze Plate Tunic	2	3	4
Bronze Spear	2	3	4
Bronze Sword	2	3	4
Bronzehead Arrow	no upgrades
Butcher Knife	no upgrades
Copper Knife	2	3	4
Crystal Heart	no upgrades
Cultivator	2	3
Drake Helmet	2	3	4
Evasion Mantle	no upgrades
Fins of Destiny	no upgrades
Heart of the Forest	no upgrades
Huntsman Bow	2	3	4
Iron Brooch	no upgrades
Iron Helmet	2	3	4
Iron Nails	no upgrades
Nimble Anklet	no upgrades
Padded Helmet	2	3	4
Wolf Sight	no upgrades
Level 2 24
Banded Shield	3	4
Battleaxe	3	4	5
Black Metal Pickaxe	3	4	5
Draugr Fang	3	4	5
Iron Atgeir	3	4	5
Iron Axe	3	4	5
Iron Buckler	3	4
Iron Greaves	3	4	5
Iron Mace	3	4	5
Iron Pickaxe	3	4	5
Iron Scale Mail	3	4	5
Iron Shield	3	4
Iron Sledge	3	4	5
Iron Sword	3	4	5
Iron Tower Shield	3	4
Ironhead Arrow	no upgrades
Padded Cuirass	3	4	5
Padded Greaves	3	4	5
Scythe	3	4
Vilebone Cage	3	4	5
Vilebone Drapes	3	4	5
Vilebone Visage	3	4	5
Wolf Hide Chestpiece	3	4	5
Wolf Hide Trousers	3	4	5
Level 3 12
Ancient Bark Spear	4	5	6
Black Metal Shield	4	5
Black Metal Tower Shield	4	5
Crystal Battleaxe	4	5	6
Fang Spear	4	5	6
Flesh Rippers	4	5	6
Frostner	4	5	6
Serpent Scale Shield	4	5
Silver Arrow	no upgrades
Silver Knife	4	5	6
Silver Shield	4	5
Silver Sword	4	5	6
Level 4 7
Black Metal Atgeir	5	6	7
Black Metal Axe	5	6	7
Black Metal Battleaxe	5	6	7
Black Metal Knife	5	6	7
Black Metal Sword	5	6	7
Porcupine	5	6	7
Vilebone Maulclaws	5	6	7

These need a Forge within its build radius before the hammer will place them.

AdzeBlue Standing BrazierCage Floor 1x1Cage Floor 2x2Cage Wall 1x1Cage Wall 2x2CauldronDarkwood GateFermenterHanging BrazierIron Cooking StationIron GateMead KetillObliteratorSconceStanding Blue-burning Iron TorchStanding BrazierStanding Green-burning Iron TorchStanding Iron TorchTimberwood GateTool ShelfWood Iron BeamWood Iron Beam 26°Wood Iron Beam 45°Wood Iron Beam 67°Wood Iron Pole