Technologies
The complete research tree, prerequisites, costs, effects, and readiness.
75 documented entries
Aerial Reconnaissance
Cameras, radio reports, and long-range navigation turn aircraft into fast server-authoritative scouts.
Agronomy
Field trials, soil measurement, and trained specialists turn practical farming into a repeatable science.
Airlift Logistics
Reinforced floors, loading systems, and practiced crews create long-range aircraft for moving full detachments.
Amphibious Operations
Landing craft, embarked logistics, and shoreline coordination carry armies and Colonists across long water routes.
Animal Husbandry
Managed livestock broadens rural food production and supports specialized pasture land.
Archery
Dedicated ranged formations support infantry from a neighboring H3 cell.
Aviation
Aircraft cross terrain and water to scout, transport, trade, and fight at global range.
Banking
Trusted deposits, credit, and long-distance accounts support larger commercial networks.
Bridge Engineering
Water routes automatically become straight shoreline-to-shoreline bridges.
Bronze Working
Standard weapons and drilled spear formations answer early cavalry and armored threats.
Cartography
Measured maps reveal the city-and-province scale while helping Scouts see farther.
Castles
Layered stone defenses protect cities, roads, and strategic crossings.
Chivalry
Mounted professional troops exploit exposed ranged and siege formations.
Civil Service
A professional administration manages cities, taxation, and public works across great distances.
Combined Arms
Infantry, armor, artillery, and air power operate as one coordinated force.
Combustion
Compact engines power vehicles that can operate far from rails and fixed machinery.
Computing
Programmable machines turn immense quantities of information into useful decisions.
Container Shipping
Specialized freighters, cranes, and roll-on logistics turn Cargo Ships into long-range direct-control troop transports.
Containerization
Standard cargo moves cleanly between ships, railways, highways, and regional depots.
Crop Rotation
Rotating field cycles restore soil, spread harvest risk, and keep worked Farms productive across the year.
Cultivation
Communities organize dependable food production around worked land.
Currency
Standard measures and accounts let the capital support one additional permanent trade route.
Deep Mining
Powered ventilation, pumps, and hoists let Strategic Mines work deeper seams at a sustained pace.
Electricity
A shared power grid transforms homes, industry, communication, and research.
Fighter Aviation
High-performance airframes, trained pilots, and coordinated interception create direct-control combat wings.
Forestry
Managed cutting plans, saw teams, and forest renewal turn woodland into a dependable material economy.
Gunpowder
Gunpowder formations overpower medieval armor and open a new battlefield.
Industrial Automation
Sensors and programmable controls keep industrial equipment working efficiently between manual orders.
Industrial Fishing
Powered trawlers, preservation, and coordinated crews let fishing vessels work natural fishing nodes.
Industrialization
Factories concentrate labor, machinery, and resources into powerful production centers.
Internet
A planetary information network links citizens, markets, institutions, and research.
Interplanetary Travel
Long-duration vessels carry civilization outward into the Solar System.
Iron Working
Iron equipment produces durable close-combat units for classical front lines.
Mass Production
Standard parts and repeatable processes make large production queues practical.
Mechanized Agriculture
Powered equipment lets fewer citizens work larger areas of productive land.
Mechanized Forestry
Powered saws, skidders, and managed replanting scale timber work without requiring new Lumber Camps.
Metallurgy
Controlled furnaces and measured alloys shorten every Steel cycle without changing its recipe.
Meteorology
Systematic weather observation turns local conditions into useful forecasts for citizens and commanders.
Modern Medicine
Laboratories, vaccines, and hospitals protect growing populations from disease and injury.
Motorways
The owned road network becomes highways while the separate Track network remains intact.
Natural Philosophy
Repeatable observation strengthens Libraries and makes field discoveries more useful.
Naval Warfare
Fast escorts combine radar, gunnery, damage control, and fleet doctrine into a direct-control naval formation.
Navigation
Charts, instruments, and repeatable bearings let expeditions reliably return home.
Networked Warfare
Sensors, vehicles, and distant weapons share one live command picture.
Oceanic Surveying
Radio navigation, measured charts, and purpose-built hulls support long direct exploration over navigable water.
Oral Tradition
Shared stories, customs, and identity allow a frontier to begin generating and spreading Culture.
Orbital Flight
Reusable orbital craft make permanent activity above Earth possible.
Passenger Aviation
Reliable cabins, crews, and navigation turn the first airframes into practical long-range transports.
Pathways
Engineers can queue up to five connected land sections from owned territory or their active route network.
Petroleum Engineering
Reservoir science, powered pumps, and continuous distillation strengthen both Oil Wells and Refineries.
Powered Quarrying
Steam drills, cranes, and crushing equipment increase usable stone from every worked Quarry.
Printing Press
Cheap, repeatable texts spread technical knowledge and public debate between cities.
Provincial Governance
Delegated councils and provincial records let one civilization govern a third permanent city without requiring a capacity building.
Radio
Wireless signals connect distant cities, armies, ships, and aircraft in real time.
Railways
Engineers can construct a separate Track network without replacing Roads or later Highway upgrades.
Record Keeping
Permanent records allow a settlement to construct its first Library.
Regional Administration
Mapped records and trained administrators reveal the regional scale and let a City capital govern regional settlements.
Rifling
Accurate firearms transform the reach and discipline of armies.
Roadbuilding
Shaped stone and surveyed routes turn paths into durable roads.
Robotics
Autonomous machines extend industry, construction, exploration, and warfare.
Rocketry
Powerful launch vehicles are the first step beyond Earth's atmosphere.
Sailing
Purpose-built vessels move units and goods along navigable water.
Sanitation
Clean water and organized waste systems let dense cities grow safely.
Satellites
Orbital instruments observe the planet and connect distant regions continuously.
Scouting
Frontier pathfinders learn to explore beyond settled land and report what they discover.
Shipbuilding
Larger shipyards produce vessels capable of carrying armies and cargo between regions.
Siege Engineering
Purpose-built siege engines let armies challenge fortified cities.
Space Habitats
Self-sustaining orbital settlements become a new frontier for civilization.
Steam Power
Stored mechanical power breaks production and transport free from muscle and wind.
Steamships
Powered vessels make sea travel reliable regardless of wind or current.
Stonecutting
Surveyed faces, shaped tools, and organized stone crews improve every worked Quarry.
Strategic Bombing
Long-range navigation, targeting systems, and heavy strike aircraft extend air power against fortifications and infrastructure.
Telegraphy
Messages cross continents faster than armies or caravans can travel.
Universities
A permanent university can move civilization-wide research administration from the capital to a specialized city.
Warrior Code
A shared martial code prepares settlements for organized defense.