Full list of all 78 The Witcher 3: Wild Hunt achievements. It takes around 100-120 hours to unlock all of the achievements in the base game on Windows.
The base game contains 52 achievements, and there are 3 DLC packs containing 26 achievements.
Finish the game on any difficulty.
Finish the game on the "Blood and Broken Bones!" or "Death March!" difficulty levels.
Reach character development level 35.
Defeat Eredin.
Acquire all the Abilities in one tree.
Visit Tir ná Lia and convince Ge'els to betray Eredin.
Complete all witcher contracts.
Find and equip all the elements of one set of witcher gear.
Find Ciri.
Make an opponent suffer from bleeding, poisoning and burning simultaneously. Do this 10 times.
Ignite the gas produced by a Dragon's Dream bomb using a burning opponent. Do this 10 times.
Attack, counter, cast a Sign and throw a bomb (in any order) in under 4 seconds.
Kill 10 opponents by knocking them off somewhere high with the Aard Sign.
Acquire all gwent cards available in the base version of the game.
Kill 50 human and nonhuman opponents by striking them in the head with a crossbow bolt.
Have all possible Place of Power bonuses active at the same time.
Fill all mutagen slots.
Complete the contract on Morvudd.
Complete all fistfighting quests in Velen, Skellige and Novigrad.
Destroy all monster nests in the Velen / Novigrad region, or in Skellige.
Defeat Olaf, the Skellige champion of unarmed combat.
Complete the contract on Therazane.
Bring all possible allies to Kaer Morhen for the battle against the Hunt.
Defeat Tybalt and win the gwent tournament held at the Passiflora.
Win all the horse races in the game.
Complete the contract on the Woodland Spirit.
Help Yennefer extract information from Skjall's body.
Complete the contract on Sarasti.
Use the Axii Sign to force one opponent to kill another. Do this 20 times.
Complete the subplot about choosing Skellige's ruler.
Discover 100 fast travel points.
Find and free Dandelion.
Win a round of gwent using only neutral cards.
Kill 2 monsters you have a contract on without using Signs, potions, mutagens, oils or bombs.
Play three hero cards in one round of gwent and win the match.
Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).
Perform 10 effective counterattacks in a row without getting hit or parrying.
Resolve the doppler problem in Novigrad.
Destroy 10 monster nests using bombs.
Collect the formulae for 6 different bomb types.
Kill 50 opponents using the environment (e.g. swamp gas, insects or objects).
Complete the subplot involving Keira Metz.
Complete the contract on the shrieker.
Find the baron's wife and daughter.
Defeat an opponent in a fistfight without taking any damage.
Kill 5 foes in a fight without taking damage (except for Toxicity) and without using the Quen Sign.
Read 30 books, journals or other documents.
Kill at least 5 opponents in under 10 seconds.
Learn 12 potion formulae.
Find Yennefer of Vengerberg.
Finish the game on the "Death March!" difficulty level.
Take part in the assassination of King Radovid.
Be under the influence of seven potions or decoctions at the same time.
Finish the "Hearts of Stone" expansion.
Provoke all Iris von Everec's Nightmares into fighting you at the same time and defeat them.
Recreate all of Iris' nightmares in the Painted World.
Buy all the items put on the block at the Borsodis' Auction House.
Participate in all the activities at the wedding.
Collect all available Ofieri armor and horse gear, and at least one Ofieri sword.
Defeat all the fallen knights and loot their campsites.
Kill the prince cursed into a toad.
Kill 20 cows.
Win a round of gwent with a total strength of at least 187.
Slide downhill uninterrupted for at least 10 seconds.
Kill 3 opponents with their own arrows.
Be decorated with the Order of Vitis Vinifera.
Be given Aerondight by the Lady of the Lake.
Unlock the bonus for equipping all the witcher gear elements from one School.
Find all grandmaster diagrams for each witcher school.
Use all available options for developing Corvo Bianco.
Collect all the cards in the Skellige deck.
Develop a mutation.
Obtain a flawless victory in all the competitions during the knights' tourney.
Travel to the Duchy of Toussaint.
Serve time in Toussaint.