Civilization IV comes with 86 technologies. The Beyond the Sword expansion pack adds six new technologies and changes four of the old ones. The Warlords expansion pack neither adds nor changes any technologies.

Techtree original

Civilization IV Technology Tree

Civilization IV [edit]
WarlordsBeyond the SwordColonization


† Total conversion remake of the game Sid Meier's Colonization using Civilization IV engine
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