Here is the full list of all 30 Windbound achievements worth 1,000 gamerscore.
Visit 100 islands.
Have a boat with a drying rack, clay kiln and cooking pot all cooking at once.
Finish the game.
Find one of each colored gem in a single playthrough.
Travel 100 km by boat.
Build a boat with 3 decks.
Go Over 30m/s for 3 seconds.
Have 5000 in unspent meta currency.
Land a hit with a bow from 50 meters away.
Craft one of each boat part.
Craft one of each food recipe.
Swim 100m without dying.
Kill one of each land creature using only headshots.
Collect 1,000 grass.
Collect 1,000 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, grass sling, rocks, stick spear, stick bow and stick arrows.
Get 2 seconds of airtime with a boat.
Fill your inventory with flowers.
Survive an otherwise deadly fall by using the Bastion Bow's protection.
Have 7 spears in your inventory.
Go 5 minutes without fully recovering your stamina.
Kill one of each land creature using only the knife.