Here is the full list of all 37 Ori and the Will of the Wisps achievements. It takes around 30-35 hours to unlock all of the achievements on Windows.
Complete all Spirit Trials
Defeat Mora Without Taking any Damage
Avoid Touching any Corrupted Water
Defeat 3 Enemies with a Single Spike
Beat the Game Without Equipping a Shard
Beat the Game Without Spending any Spirit Light
Complete the Game in Under 4 Hours
Complete the Game without Dying
Complete the Game
Complete Hard Mode
Defeat Shriek
Upgrade all Shards
Find all Collectibles
Complete every Side Quest
Complete all Wellspring Glades Projects
Max out Life
Defeat the Willow Stone
Buy all Maps from Lupo
Unlock all Abilities
Max out Energy
Unlock all Shards
Complete the Trade Sequence Quest
Escape the Ruins
Escape the Avalanche
Juggle 3 or More Projectiles in the Air for Over 5 Seconds
Upgrade all Abilities
Fend off Mora
Upgrade all Shard Slots
Complete all Spirit Shrines
Fend off Kwolok
Defeat Kwolok in Under 2 Minutes
Defeat 5 Enemies Without Touching the Ground
Defeat 10 Enemies using Environmental Hazards
Clear the Watermill
Reach the Wellspring Glades
Defeat the Horn Beetle
Fend off Howl