Full list of all 102 Galactic Civilizations III achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 62 achievements, and there are 7 DLC packs containing 40 achievements.
Play for 1000 Hours
Destroy the Iconian faction, as the Yor
Recapture your homeworld
Declare war before you have Universal Translator
Win as the Krynn
Win as the Iridium
Win as the Drengin
Win as a Custom Faction
Win as the Thalan
Win in Multiplayer
Play for 100 hours across all games
Win the Retribution campaign
Win as Drath
Win as Korath
Unlock all the Malevolent ideology traits
Destroy more than 7 Pirate bases
Win as Free Trandals
Use the spore weapon
Win as Measured
Win as Mowlings
Win as the Mu'Kay
Win the campaign
Win as Phamysht
Unlock all the Benevolent ideology traits
Build 20 hyperlanes in a single game
Win as the Iconian
As the Iconians, take back Iconia (Yor's starting homeworld) from the Yor
Use Core Detonation invasion 10 times in one game
Unlock all the Pragmatic ideology traits
Ascension victory
Win as Scryve
Use 20 Artifact Powers in a single game
Start the campaign
Win as the Tywom
Win by Conquest
Win a game in under 200 turns
Win as Xraki
Build a hyperlane
Use an Artifact Power
Build a hypergate
Destroy more than 15 enemy ships in a battle
Control all Relics on the map
Win as the Altarian
Win by Cultural Influence
Win on an Insane sized map
Be at war with 5 different factions at the same time
Use a Worm Hole
Win as the Yor
Technology Victory
Win as the Terran
Win by Diplomacy
Create your first ship design
Own 30 planets
Have 12 or more Trade Routes
Ally with first other major faction
Play for 5 hours across all games
Meet your first Race in Galactic Civilizations III
Destroy an Enemy Faction
Survey an anomaly in a dust cloud or nebula
Win a Battle
Collect 15 Anomalies in a game
Colonize your first planet
Win as Snathi
Complete the Snathi Campaign
Win as Torians
Win as Arceans
Complete the Mercenaries campaign
Complete "Rogue General" Crisis
Create a commonwealth
Assign a Crisis manager
Buy at least 30 resources at once
Complete "Secession" Crisis
Sell at least one resource on the marketplace
Sell at least 10 resources at once
Sell at least 30 resources at once
Buy at least 10 resources at once
Buy at least one resource on the marketplace
Complete "Apophis" Crisis
Complete "Brain Trust" Crisis
Lower your taxes to 0% for one turn
Change your tax slider for one turn
Raise your taxes to 100% for one turn
Complete "The Simulation" Crisis
Complete "The Revolution" Crisis
Win an Election with a landslide majority
Complete "Space Monster" Crisis
Change your government type
Successfully complete a Crisis
Complete "Brain Parasites" Crisis
Win an Election
Form a government
Win Game playing the Terran Resistance.
Win Game playing the Onyx Hive.
Win Game playing the Slyne.
Conquer a planet defended by enemy Legions.
Place a spy on a foreign colony.
Unleash a custom Civilization on the Galaxy.
Promote your first Specialist.
Complete the Crusade Tutorial.
Train your first Citizen.
Complete the Altarian Prophecy Campaign
Complete the Rise of the Terrans campaign