This is the Ancient Rivalries mod by Todler, combined with a few of my own changes.
All changes by the mod are outlined below
Robsplosion's changes below
Singleplayer poplimit set to 200
Farms food value set to 1250 and wood cost set to 250, no collision
Farm upgrades cost a bit more, and add 250 food to rams each time
Farm civ bonuses removed
All resource sources doubled (king animals and whales even more)
Slingers +5HP
Strong Slingers +10HP
Enabled Slinger's attack upgrades for Strong Slinger as well
Mathematics increase Hoplite-line range by 1 (instead of 0.7)
Todler's original changes below
Broad S. +5HP
Long S. +10HP
Medicine in Bronze Age
Greek:
Slingers +1 Range
Yamato:
Builders/Repairs work 30% faster
Villagers move with normal speed
Minoan:
Start with Writing
Farms have normal amount of food
Shang:
Siege Weapons move 40% faster
Walls have normal HP
Palmyran:
Cavalry moves 25% faster
Villagers cost normal
Only Foragers, Fishermen and Farmers work faster
New units:
Trade Caravan(Available at the Town Center in Tool Age; Requires Pottery)
Strong Slinger(Slinger Upgrade in Bronze Age)
Khopesh Warrior(Available at the Academy in Bronze Age)
Armored Camelry(Camel Rider Upgrade; Requires Jihad)
Flamethrower(Available at the Siege Workshop in Iron Age to all civilizations without Heavy Catapults)
New Technologies:
Pottery(at the Market in Tool Age) +2 food-gathering
Lookouts(at the Market in Tool Age) +1 LOS for Villagers
Surplus(at the Market in Bronze Age; Requires Pottery) +2 food-gathering, Trade units carry 25% more
Maintenance(at the Storage Pit in Bronze Age) Sword Infantry and Cavalry attack 15% faster
Target Practice(at the Storage Pit in Bronze Age) Foot Archers and Slingers attack 15% faster
Mathematics(at the Government Center in Bronze Age) Hoplite units can attack from a half tile distance
Bureaucracy(at the Government Center in Iron Age) Units are trained 20% faster
Buildable Trade Workshops(generate small amount of gold over time) in Bronze Age (doesnt seem to generate anything)