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