Most buildings will stay hidden until you have at least 30% of the resources necessary to build the first one. If a building isn't available and you know you have the technology needed for it then check to make sure you have enough resources.
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Catnip Field | Catnip Price Ratio |
10 1.12 |
Catnip per Tick +0.125 | - | - |
| Catnip wood Price Ratio |
100 10 1.15 |
Catnip Demand -0.5% ∧ Upgrades to Solar Farm |
Animal Husbandry | - | |
| Minerals Price Ratio |
75 1.12 |
Catnip +3% ∧ Upgrades to Hydro Plant |
Engineering | - | |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Hut | Wood Price Ratio |
5 2.5 |
Max Kittens +2 Max Catpower +75 |
- | Ironwood Huts - Price Ratio -0.5 Concrete Huts - Price Ratio -0.3 Unobtainium Huts - Price Ratio -0.25 Eludium Huts - Price Ratio -0.1 |
| Log House | Wood Minerals Price Ratio |
200 250 1.15 |
Max Kittens +1 Max Catpower +50 |
Construction | - |
| Mansion | Slab Steel Titanium Price Ratio |
185 75 25 1.15 |
Max Kittens +1 Max Catpower +50 |
Architecture | - |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Wood Price Ratio |
25 1.15 |
Science +10% Max Science +250 Max Culture +10 ∧ Upgrades to Data Center |
- | Titanium Reflectors - Max Science +2% per Observatory Unobtainium Reflectors - Max Science +2% per Observatory Eludium Reflectors - Max Science +2% per Observatory |
|
| Academy | Wood Minerals Science Price Ratio |
50 70 100 1.15 |
Science +20% Max Science +500 Max Culture +25 Kitten Exp +5% |
Mathematics | Minerology Department +1% production from meteors |
| Observatory | Scaffold Slab Iron Science Price Ratio |
50 35 750 1000 1.1 |
Science +25% Max Science +1000 Astronomical Event Chance +0.2% Automatic Event Observation Chance +1% |
Astronomy | Astrolabe - Max Science +50% Satellite - Max Science +5% Chronomancy - Astronomical Event Chance x1.1 Astromancy - Astronomical Event Chance, Auto Event Observation Chance x2 |
| Bio Lab | Slab Alloy Science Price Ratio |
100 25 1500 1.1 |
Science +35% Max Science +1500 Catnip refinement +10% |
Biology | Biofuel Processing - Science +35%, Oil per Tick +0.02, Catnip per Tick -1, Energy -1 GM Catnip - Oil per Tick +60% Uplink - Max Science +1% per Data Center Starlink - Max Science +1% per Data Center |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Barn | Wood Price Ratio |
50 1.75 |
Max Catnip +5000 Max Wood +200 Max Minerals +250 Max Iron +50 Max Coal +60 Max Gold +10 Max Titanium +2 |
Agriculture | Expanded Barn - Storage +75% Reinforced Barns - Storage +80% Titanium Barns - Storage +100% Alloy Barn - Storage +100% Concrete Pillars - Storage +5% Concrete Barns - Storage +75% |
| Warehouse ∧ | Beam Slab Price Ratio |
1.5 2 1.15 |
Max Wood + 150 Max Minerals +200 Max Iron +25 Max Coal +30 Max Gold +5 Max Titanium +10 Upgrades to Spaceport |
Construction | Silos - Max Catnip +750 Reinforced Warehouses - Storage +25% Titanium Warehouses - Storage +50% Alloy Warehouses - Storage +45% Concrete Pillars - Storage +5% Concrete Warehouses - Storage +35% Storage Bunkers - Storage +20% |
| Harbour | Scaffold Slab Plate Price Ratio |
5 50 75 1.15 |
Max Catnip +2500 Max Wood +700 Max Minerals +950 Max Iron +150 Max Coal +100 Max Gold +25 Max Titanium +50 |
Navigation | Expanded Cargo - +1% Storage per Trade Ship (225% Cap) Reactor Vessel - Trade Ship Cap +5% per Reactor Barges - Coal Storage +50% |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Mine | Wood Price Ratio |
100 1.15 |
Unlocks Miner Minerals +20% |
Mining | Deep Mining - Coal per Tick +0.003 |
| Quarry | Scaffold Steel Slab Price Ratio |
50 125 1000 1.15 |
Minerals +35% Coal per Tick +0.015 |
Geology | Orbital Geodesy - Uranium per Tick +0.0005 Enriched Uranium - Uranium per Tick +25% |
| Lumber Mill | Wood Iron Minerals Price Ratio |
100 50 250 1.15 |
Wood +10% Catnip Refinement +10% (Iron Will only) |
Construction | Reinforced Saw - Wood +2% Steel Saw - Wood +2% Titanium Saw - Wood +1.5% Alloy Saw - Wood +1.5% |
| Oil Well | Steel Gear Scaffold Price Ratio |
50 25 25 1.15 |
Oil per Tick +0.02 Max Oil +1500 |
Chemistry | Pumpjack - Oil +45%, Energy -1 Oil Refinery - Oil +35% Oil Distillation +75% |
| Accelerator | Titanium Concrete Uranium Price Ratio |
7500 125 25 1.15 |
Titanium per Tick -0.015 Uranium per Tick +0.0025 Energy -2 |
Particle Physics | Energy Rifts - Max Catnip +30k, Max Wood +20k, Max Minerals +25k, Max Iron +7500, Max Coal +2500, Max Gold 250, Max Titanium +750 Stasis Chambers - Storage +95% Void Energy - Storage +75% Dark Energy - Storage +250% Tachyon Accelerators - Storage +500% LHC - Max Science +2500 |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Steamworks | Steel Gear Blueprint Price Ratio |
65 20 1 1.25 |
Coal -80% Magneto Boost +15% Energy +1 |
Machinery | Printing Press - Manuscript per Tick +0.0005 Offset Press - Manuscript per Tick * 4 Photolithography - Manuscript per Tick * 4 Workshop Automation - Steamworks Production: Spring Advanced Automation - Steamworks Production: Fall Pneumatic Press - Steamwork Production +Plates High Pressure Engine - Coal Production Penalty -20% Fuel Injector - Coal Production Penalty -20% |
| Magneto | Alloy Gear Blueprint Price Ratio |
10 5 1 1.25 |
Global Production +2% Oil per Tick -0.05 Energy +5 |
Electricity | - |
| Smelter | Minerals Price Ratio |
200 1.15 |
Wood per Tick -0.05 Minerals per Tick -0.1 Iron per Tick +0.02 |
Metal Working | Gold Ore - Gold per Tick +0.001 Coal Furnace - Coal per Tick +0.005 Electrolytic Smelting - Iron and Coal +95% Nuclear Smelters - Titanium per Tick +0.0015 |
| Calciner | Steel Titanium Blueprint Oil Price Ratio |
100 15 1 500 1.15 |
Minerals per Tick -1.5 Oil per Tick -0.024 Iron per Tick +0.15 Titanium per Tick +0.0005 Energy -1 |
Chemistry | Oxidation - Titanium +285%, Iron +95% Steel Plants - Steel per Tick +0.1% of Iron, Iron -10%, Coal per Tick -10% of Iron Automated Plants - Craft Ratio applied to Steel Plants +25% Nuclear Plants - Reactor Ratio Applied to Steel Plants +2% Rotary Kiln - Titanium +225%, Iron +75% Fluidized Reactors - Titanium +300%, Iron +100% |
| Factory | Titanium Plate Concrete Price Ratio |
2000 2500 15 1.15 |
Crafting +5% Energy -2 |
Mechanization | Factory Logistics - Crafting +20% Space Manufacturin - Space Bonus +3.75 Factory Processing - Oil refinement +5% |
| Reactor | Titanium Plate Concrete Blueprint Price Ratio |
3500 5000 50 25 1.15 |
Global Production +5% Uranium per Tick -0.001 Max Uranium +250 Energy +10 |
Nuclear Fission | Enriched Uranium - Uranium Usage -25% Cold Fusion - Energy +25% Thorium Reactors - Energy +25%, Thorium per Tick -0.05 Enriched Thorium - Thorium per Tick +0.0125 |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Wood Minerals Parchment Price Ratio |
200 1200 3 1.15 |
Unhappiness -4.8% Culture per Tick +0.005 Max Culture +50 ∧Upgrades to Broadcast Tower |
Writing | - | |
| Chapel | Minerals Culture Parchment Price Ratio |
2000 250 250 1.15 |
Culture per Tick +0.05 Faith per Tick +0.005 Max Culture +200 |
Acoustics | - |
| Temple | Slab Plate Gold Manuscript Price Ratio |
25 15 50 10 1.15 |
Culture per Tick +0.1 Max Faith +100 Unlocks Order of the Sun |
Philosophy | Theology - Faith per Tick +0.0015 Scholasticism - Max Science +500 Golden Spire - Max Faith +50% Sun Altar - Max Faith +50, Happiness +0.5% Stained Glass - Culture per Tick +0.1 Basilica - Culture per Tick +0.2, Max Culture +125 Templars - Max Catpower +75 |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Workshop | Wood Minerals Price Ratio |
100 400 1.15 |
Crafting +6% | Mining | Factory Processing - Kerosene Crafting +5% |
| Tradepost | Wood Minerals Gold Price Ratio |
500 200 10 1.15 |
Luxury Demand -4% Trade +1.5% |
Currency | Caravanserai - Trade Relations +0.35% |
| Mint | Minerals Plate Gold Price Ratio |
5000 200 500 1.15 |
Catpower per Tick -0.75 Gold per Tick -0.005 Furs per Tick +0.00875% of Max Catpower Ivory per Tick +0.0021% of Max Catpower Max Gold +100 |
Architecture | Reinforced Warehouses - Max Gold +25% Titanium Warehouses - Max Gold +50% Alloy Warehouses - Max Gold +45% Concrete Pillars - Max Gold +5% Concrete Warehouses - Max Gold +35% Storage Bunkers - Max Gold +20% |
| Unicorn Pasture | Unicorns Price Ratio |
2 1.75 |
Catnip Demand -0.15% Unicorns per Tick +0.001 |
Animal Husbandry | Unicorn Selection - Unicorns +25% Unicorn Tomb - Unicorns per Tick +5% Ivory Tower - Unicorns per Tick +10% Ivory Citadel - Unicorns per Tick +25% Sky Palace - Unicorns per Tick +50% Unicorn Utopia - Unicorns per Tick +250% Sunspire - Unicorns per Tick +500% |
| Brewery | Wood Culture Spice Parchment Price Ratio |
1000 750 5 375 1.5 |
Catnip per Tick -1 Spice per Tick -0.1 Festival Happiness +1% Festival Cycle Bonus +1% Festival Kitten Speed +0.1% |
Drama and Poetry | - |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Ziggurat | Megalith Scaffold Blueprint Price Ratio |
50 50 1 1.25 |
Unlocks Ziggurats Max Culture +8% |
Construction | - |
| Chronosphere | Unotainium Time Crystal Blueprint Science Price Ratio |
2500 1 100 250k 1.25 |
Resource Preservation +1.5% Energy -20 Occasional Temporal Paradox |
Chronophysics | Flux Condensator - Craftable Resource Preservation +1.5% Chronosurge - Temporal Flux +1 per Year |
| AI Core | Antimatter Science Price Ratio |
125 500k 1.15 |
Energy -(2+1.5 * AI Core) +0.02 Gigaflops per Tick |
Artificial Intelligence | Machine Learning - Data Center effectiveness +10% per AI Core AI Bases - Moon Base storage +10% per AI Core |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Titanium Price Ratio |
250 1.15 |
Energy +2 (+1.5 in Winter, +2.67 in Summer) ∨ Downgrades to Pasture |
Ecology | Photovoltaic Cells - Energy +50% Thin Film Cells - Energy +15% in Winter Quantum Dot Cells - Energy +15% |
|
| Concrete Titanium Price Ratio |
100 2500 1.15 |
Energy +5 ∨ Downgrades to Aqueduct |
Robotics | Hydro Plant Turbines - Energy +15% | |
| Concrete Steel Price Ratio |
10 100 1.15 |
Science +10% Max Science +750 Max Culture +250 Compendium Cap +1000 Energy -2 ∨ Downgrades to Library |
Electronics | Uplink - Max Science, Max Culture, Compendium Cap +1% per Bio Lab Cryocomputing - Energy Consumption -1 Titanium Reflectors - Max Science +2% per Observatory Unobtainium Reflectors - Max Science +2% per Observatory Eludium Reflectors - Max Science +2% per Observatory Machine Learning - Effectiveness +10% per AI Core |
|
| Iron Titanium Price Ratio |
1250 75 1.18 |
Unhappiness -75% Culture per Tick +(1*Energy Surplus Ratio) Max Culture +(300*Energy Surplus Ratio) ∨ Downgrades to Amphitheatre |
Electronics | Satellite Radio - Culture per Tick, Max Culture +0.5% per Satellite | |
| Titanium Eludium Kerosene Blueprint Starchart Price Ratio Starchart Ratio |
10k 500 1000 500 400k 1.15 1.5525 |
Energy -5 (Increases beyond 10th constructed) Moon Base Capacity +.85% Planet Cracker Capacity +.85% Cryostation Capacity +.85% ∨ Downgrades to Warehouse |
Exometallurgy | -Input needed- | |
| Name | Resource |
Cost |
Effect |
Prerequisite | Upgrades |
|---|---|---|---|---|---|
| Zebra Outpost | Bloodstone Price Ratio |
1 1.35 |
Hunting Bonus +5% Max Catpower +5 |
Archery | Dark Revolution increases zebra base catpower production cap +1 (+0.1 in non Iron Will) zebras |
| Zebra Workshop | Bloodstone Price Ratio |
5 1.15 |
Unlocks Zebra Upgrades Max Catpower +10 |
Archery | - |
| Zebra Forge | Bloodstone Price Ratio |
50 1.15 |
Unlocks Bloodstone and T-Mythril crafting Max Catpower +50 |
Archery | - |
| Ivory Temple | T-Mythril Ivory Price Ratio |
1 100 1.15 |
Converts ivory to minerals Ivory per Tick -100 Minerals per tick +1 Max Catpower +10 |
- | Whispers unlocks automation: doubles ivory consumption and minerals production, -2 titanium and - 0.00002 alicorns per tick, +0.00005 T-Mythril per tick |