The The Final Chapter Title update for Raft has 14 achievements.
Have all buffs from meal and drinks active on you at once.
Locate all Grabber caches on Varuna Point.
Reach tier 3 in the trading post.
Reach tier 2 in the trading post.
Find all notes in Temperance.
Unlock all playable characters.
Drive a snowmobile into the sea.
Find all notes in Varuna Point.
Kill 1 Anglerfish.
Purchase an item at a trading post.
Kill 10 Anglerfish.
Kill 50 Anglerfish.