Here is the full list of all 36 Conan Exiles achievements.
Fall for 3 seconds without dying
Get a Dedicated Weapon
Defeat the Undead Dragon
Defeat the King Beneath
Defeat the Giant Crocodile
Defeat the Giant Spider
Reach the volcano
Defeat the Kinscourge
Put an enemy in the Wheel of Pain
Reach level 60
Craft an Exceptional or Flawless item
Reach the highlands
Use a religious altar
Create your first building
Sleep on a bed or bedroll
Reach level 10
Reach level 20
Reach level 30
Reach level 40
Reach level 50
Complete the first chapter of the Journey
Defeat Hrungnir of the Frost
Defeat the Sewer Abomination
Reach the skies above the Exiled Lands
Kill something by standing on its head