| FOB Core | 4 × 4 | Cash item | Deployment cost reported; model is illustrative |
| Bremer Wall | 4 × 1 | 10 | Community beta cost; footprint estimated |
| HBlock | 1.5 × 1.5 | 10 | Community beta cost; footprint estimated |
| HBlock · Tall | 1.5 × 1.5 | 22 | Legacy community value; current cost unverified |
| HBlock · Quad | 4 × 1 | Unknown | Cost sources incomplete/conflicting; excluded from total |
| HESCO Wall · 2 high | 4 × 1 | Unknown | Custom stacked assembly; height/placement not verified |
| Gate | 4 × 1 | 52 | Community beta cost; footprint estimated |
| Door | 1.5 × 1 | 14 | Community beta cost; footprint estimated |
| Sandbag Wall | 4 × 1 | 10 | Community beta cost; footprint estimated |
| Barbed Wire | 3 × 1.5 | 5 | Community beta cost; footprint estimated |
| Hedgehog | 2.2 × 2.2 | 14 | Community beta cost; footprint estimated |
| Indirect Fire Shelter | 6 × 4 | 61 | Community beta cost; footprint estimated |
| Bunker | 6 × 6 | 61 | Community beta cost; footprint estimated |
| L81 Mortar | 4 × 4 | 91 | Community beta cost; footprint estimated |
| Talon 9K-SAM | 6 × 4 | 601 | Community beta cost; footprint estimated |
| Vanguard CIWS | 6 × 4 | 901 | Community beta cost; footprint estimated |
| Stingray Launcher | 5 × 4 | 91 | Community beta cost; footprint estimated |
| Repair Station | 4 × 4 | 121 | Community beta cost; footprint estimated |
| Refuel Station | 4 × 4 | 121 | Community beta cost; footprint estimated |
| Unloading Zone | 8 × 6 | — | Planning marker, not a purchasable structure |
| Drill Rig | 4 × 4 | 1351 | Community beta cost; footprint estimated |
| Recon Tent | 2.4 × 4.2 | 5 | Community beta cost; footprint estimated |
| Recon Tower | 6 × 6 | 61 | Community beta cost; footprint estimated |
| Builder's Radio | 1.5 × 3 | 13 | Community beta cost; footprint estimated |
| Loudspeaker | 3 × 3 | 61 | Community beta cost; footprint estimated |
| Map Tower (existing) | 8 × 8 | — | Planning marker, not a purchasable structure |
| Note | 1 × 1 | — | Planning marker, not a purchasable structure |