The tech tree from early access builds
Techs (short for "technologies") are empire upgrades that cost science and provide various benefits and make additional techs and some laws and events available.
Tier 1 (80 Science)
Technology |
Prerequisites |
Effects
|
Ironworking |
None |
|
Stonecutting |
None |
|
Trapping |
None |
|
Divination |
None |
|
Administration |
None |
|
Tier 2 (120 Science)
Technology |
Prerequisites |
Effects
|
Labor Force |
Ironworking |
|
Husbandry |
Ironworking |
|
Drama |
Stonecutting |
|
Polis |
Stonecutting, Trapping |
|
Military Drill |
Trapping |
|
Aristocracy |
Divination |
|
Rhetoric |
Administration |
|
Tier 3 (200 Science)
Technology |
Prerequisites |
Effects
|
Navigation |
Labor Force |
|
Phalanx |
Labor Force |
|
Spoked Wheel |
Husbandry |
|
Forestry |
Polis |
|
Steel |
Military Drill, Ironworking |
|
Sovereignty |
Aristocracy, Rhetoric |
|
Metaphysics |
Rhetoric |
|
Tier 4 (400 Science)
Technology |
Prerequisites |
Effects
|
Coinage |
Navigation |
|
Citizenship |
Phalanx |
|
Portcullis |
Drama |
|
Land Consolidation |
Forestry |
|
Composite Bow |
Rhetoric |
|
Monasticism |
Aristocracy |
|
Machinery |
Sovereignty |
|
Tier 5 (600 Science)
Technology |
Prerequisites |
Effects
|
Scholarship |
Citizenship |
|
Stirrups |
Spoked Wheel, Citizenship |
|
Architecture |
Portcullis |
|
Manor |
Land Consolidation, Composite Bow |
|
Battleline |
Steel, Phalanax |
|
Doctrine |
Monasticism |
|
Torsion |
Machinery |
|
Cartography |
Metaphysics, Navigation |
|
Tier 6 (800 Science)
Technology |
Prerequisites |
Effects
|
Hydraulics |
Coinage |
|
Jurisprudence |
Scholarship |
|
Martial Code |
Stirrups |
|
Vaulting |
Architecture |
|
Bodkin Arrow |
Manor |
|
Cohorts |
Battleline |
|
Windlass |
Torsion |
|
Tier 7 (1000 Science)
Technology |
Prerequisites |
Effects
|
Lateen Sail |
Hydraulics |
|
Fiscal Policy |
Jurisprudence |
|
Barding |
Steel, Martial Code |
|
Infantry Square |
Bodkin Arrow |
|
Chain Drive |
Windlass |
|
Ballistics |
Cartography |
|
Tier 8 (1200 Science)
Technology |
Prerequisites |
Effects
|
Economic Reform |
Lateen Sail, Fiscal Policy |
|
Military Prestige |
Barding, Infantry Square |
|
Industrial Progress |
Chain Drive, Ballistics |
|