Here is the full list of all 29 Windbound achievements.
Finish the game.
Travel 100 km by boat
Have 5000 in unspent meta currency.
Craft one of each food recipe.
Build a boat with 7 decks.
Get 2 seconds of airtime with a boat
Find one of each colored gem in a single playthrough.
Craft one of each boat part.
Go Over 30m/s for 3 seconds
Swim 200m without dying.
Kill one of each land creature using only headshots.
Collect 5,000 grass
Collect 5,000 rocks.
Craft one of every item in the game.
Craft one of each article of clothing.
Finish the game without crafting any weapons or killing any creatures.
Finish the game without eating any meat.
Finish the game without eating anything but meat.
Finish the game without crafting any bags or containers.
Finish the game using only melee weapons.
Finish the game using only ranged weapons.
Finish the game only using the knife, basic sling and rocks, stick spear, basic bow and stick arrows.
Visit 100 islands.
Have a boat with a drying rack, clay oven and cooking pot all cooking at once.
Fill your inventory with flowers
Land a hit with a bow from 70 meters away
Avoid falling death by landing in a shield zone
Have 7 spears in your inventory
Go 10 minutes without fully recovering your stamina.