Here is the full list of all 45 Pawsecuted achievements.
Get out of the starting area
Complete first main quest
Complete second main quest
Complete third main quest
Complete fourth main quest
Complete first endgame quest
Complete second endgame quest
Reach level 5
Reach level 10
Reach level 15
Reach level 20
Reach level 25
Survive for 20 days
Survive for 50 days
Survive for 100 days
Survive for 200 days
Reach level 30
Perform 500 actions
Perform 1500 actions
Perform 5000 actions
Trade 1000 value worth of items
Trade 3000 value worth of items
Trade 10000 value worth of items
Search sites 50 times
Search sites 150 times
Search sites 500 times
Unlock 25 sites
Unlock 100 sites
Destroy 10 hideouts
Destroy 25 hideouts
Have three followers join you in battle at once
Recruit your first mercenary
Recruit your first settler
Collect reward from Bounty Office for destroying a snake den
Collect reward from Bounty Office for destroying a bandit camp
Win 50 battles
Run away from 10 battles
Craft an Evolved Town
Craft a Makeshift Mortar
Craft an Iron Armour
Craft a Forge site
Craft a Flamethrower
Reach level 35
Reach level 40
Finish the third endgame quest