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