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