Tidewrack

1. 
   First Catch

   Haul your first flotsam aboard.
   97%
2. 
   Dry Deck

   Expand the raft to 10 foundations.
   71%
3. 
   Fresh Water

   Distill your first cup of fresh water.
   84%
4. 
   The Fisherman

   Catch 10 fish.
   3.0%
5. 
   Teeth Bared

   Drive off the shark for the first time.
   57%
6. 
   A Week of Salt

   Survive 7 days.
   23%
7. 
   A Roof Over Your Head

   Build your first roof.
   28%
8. 
   Weathered

   Survive a storm.
   36%
9. 
   No Longer Alone

   Play with someone else on one raft.
   16%
10. 
    A Crew

    Be five on one raft.
    0.2%
11. 
    Land Ho

    Set foot on your first island.
    51%
12. 
    Cartographer

    Discover 10 locations.
    3.4%
13. 
    Voices from the Water

    Read 5 messages in bottles.
    24%
14. 
    The Whole Story

    Read all 24 bottle fragments.
    4.9%
15. 
    Scavengers Driven Off

    Live through a night raid.
    67%
16. 
    The Night Is Ours

    Live through 10 night raids.
    7.4%
17. 
    Under Sail

    Cover 5 km at sea.
    7.8%
18. 
    A Town on the Water

    Build 100 parts.
    20%
19. 
    Metropolis

    Build 250 parts.
    8.0%
20. 
    Thirst for Knowledge

    Complete 10 research projects.
    20%
21. 
    Nothing Left to Learn

    Complete the entire tech tree.
    5.5%
22. 
    First Trade

    Trade with a merchant boat.
    6.3%
23. 
    The First Spark

    Run something off your own power.
    3.9%
24. 
    Lights Till Dawn

    Keep the grid running through a whole night (10 minutes of uptime).
    2.4%
25. 
    Worn Out

    Work a tool until it breaks.
    27%
26. 
    Shell Millionaire

    Hold 1000 shell coin.
    3.4%
27. 
    Able Seaman

    Reach level 17 — the chapter "The Town".
    15%
28. 
    Master of the Sea

    Reach level 22 — the chapter "The Lighthouse".
    7.4%
29. 
    Green Thumb

    Harvest 25 crops.
    13%
30. 
    The Grey Giant

    Kill the Leviathan.
    4.7%
31. 
    The Light

    Raise the lighthouse.
    2.4%
32. 
    A Month at Sea

    Survive 30 days.
    0.6%
33. 
    A Hundred Days

    Survive 100 days.
    0.0%
34. 
    Slow Learner

    Drink salt water. Once is enough.
    14%
35. 
    Hoarder

    Fill the raft store to the brim.
    58%
36. 
    Shipwright

    Build the dinghy.
    11%
37. 
    Gunner

    Land 10 hits with the ballista.
    1.8%

Names, descriptions and icons are the game’s own, as Steam publishes them; the share is how many owners have unlocked each, from Steam's global figures for 37 of them.