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