Here is the full list of all 29 Windbound achievements.
Build a boat with 7 decks.
Go Over 30m/s for 3 seconds
Kill one of each land creature using only headshots.
Collect 5,000 grass
Collect 5,000 rocks.
Find one of each colored gem in a single playthrough.
Finish the game.
Have 5000 in unspent meta currency.
Craft one of every item in the game.
Craft one of each food recipe.
Craft one of each boat part.
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.
Travel 100 km by boat
Visit 100 islands.
Get 2 seconds of airtime with a boat
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.
Swim 200m without dying.