Full list of all 115 Terraria achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 88 achievements, and there are 3 DLC packs containing 27 achievements.
Complete a grand total of 200 quests for the angler.
Reach the 15th wave of a frost moon, where the festive season quickly degrades into madness.
Defeat every type of slime there is!
Triumph over the frost legion, a festive family of maniacal snowman mobsters.
Fire a rainbow gun while riding on a unicorn.
Command nine summoned minions simultaneously.
Reach the 15th wave of a pumpkin moon, where evil lurks among the autumn harvest.
Obtain the Terrarian.
Kill Doctor Bones.
Do battle against the Twins, the Destroyer, and Skeletron Prime simultaneously and emerge victorious.
Defeat Duke Fishron, mutant terror of the sea.
Defeat every boss in Terraria.
Have all possible town NPCs living in your world.
Defeat the Moon Lord.
Defeat the four celestial towers of the moon.
Defeat the Ancient Cultist, fanatical leader of the dungeon coven.
Obtain a rare treasure from a difficult monster in the dungeon.
Breach the impenetrable walls of the jungle temple.
Triumph over a martian invasion, when beings from out of this world come to scramble your brains and probe you in uncomfortable places.
Defeat Golem, the stone-faced ritualistic idol of the lihzahrd tribe.
Obtain a Terra Blade, forged from the finest blades of light and darkness.
Build a house in a mushroom biome and have Truffle move in.
Unlock one of the dungeon's large, mysterious chests with a special key.
Defeat Plantera, the overgrown monstrosity of the jungle's depths.
Attain maximum health and mana possible without accessories or buffs.
Mine chlorophyte, an organic ore found deep among the thickest of flora.
Obtain a rainbow rod.
Craft a drax or pickaxe axe using hallowed bars, and the souls of the three mechanical bosses.
Defeat the three nocturnal mechanical menaces: the Twins, the Destroyer, and Skeletron Prime.
Survive a solar eclipse, a day darker than night filled with creatures of horror.
Complete your 50th quest for the angler.
Consume a life fruit, which grows in the thick of subterranean jungle grass.
Obtain a minishark.
Equip a pair of wings.
Obtain a golden fishing rod.
Complete your 25th quest for the angler.
Spend over 1 gold being treated by the nurse.
Triumph over a pirate invasion, a group of pillagers from the sea out for your booty... and your life!
Mine a powerful ore that has been newly blessed upon your world.
Smash a demon or crimson altar with a powerful, holy hammer.
Unleash the ancient spirits of light and darkness across your world, enabling much stronger foes and showering the world with dazzling treasures (and rainbows!).
Defeat the Wall of Flesh, the master and core of the world who arises after a great, burning sacrifice.
Complete your 10th quest for the angler.
Equip a mount.
Fire a Bee Gun while wearing a full set of Bee Armor.
Complete your 1st quest for the angler.
Defeat the Queen Bee, the matriarch of the jungle hives.
Craft a molten pickaxe using the hottest of materials.
Steal a key from dungeon's undead denizens, and unlock one of their precious golden chests.
Survive the slime rain, where gelatinous organisms fall from the sky in droves.
Defeat King Slime, the lord of all things slimy.
The only way is up!
Spelunk deep enough to reach the molten underworld.
Stumble into a spider cavern in the underground.
Kill Tim.
Kill the groom.
Defeat the Eater of Worlds, a massive worm whom dwells in the corruption.
Destroy a total of 10,000 tiles.
Build or encounter a glowing mushroom field above the surface.
Discover a large bee's hive deep in the jungle.
You can only go down from here!
Defeat Skeletron, the cursed guardian of the dungeon.
Defeat the Brain of Cthuhlu, an enourmous demon brain which haunts the creeping crimson.
Triumph over a goblin invasion, a ragtag regiment of crude, barbaric, pointy-eared warriors and their shadowflame sorcerers.
Travel a total of 26.2 miles on foot.
Equip a dye in every possible dye slot.
Kill a nymph.
Survive a blood moon, a nocturnal event where the rivers run red and monsters swarm aplenty.
Defeat the Eye of Cthulhu, an ocular menace who only appears at night.
Using explosives or your trusty hammer, smash a Shadow Orb or Crimson Heart in the evil parts of your world.
Become a victim to a nasty underground trap.
Obtain a boss-summoning item.
Defeat an enemy by running it over with a minecart.
Survive a long fall with just a sliver of health remaining.
Craft a mana crystal out of fallen stars, and consume it.
Equip your first grappling hook.
Equip armor or vanity clothing in all three social slots.
Discover a golden chest underground and take a peek at its contents.
Equip armor in all three armor slots: head, chest, and feet.
Throw a yoyo.
Obtain an anvil made from iron or lead.
Survive your character's first full night.
Kill pinky.
Discover and smash your first heart crystal underground.
Mine your first nugget of ore with a pickaxe.
Build a house suitable enough for your first town NPC, such as the guide, to move into.
Obtain your first hammer via crafting or otherwise.
Chop down your first tree.
Craft your first work bench.
You were so preoccupied with whether or not you could open the chest that you didn't stop to think if you should.
Defeat the Dreadnautilus, murderous mollusk lurking beneath the surface of the sanguine seas.
Defeat the Empress of Light, responsible for all those flashy lights and glitter.
Repel the strongest forces the Old One's Army can muster.
Defeat Queen Slime, giving the coup-de-grace to the sovereign of all that jiggles.
Fly a kite on a windy day.
What you're celebrating doesn't matter, just throw a party already!
Obtain the Terraspark Boots, forged from the finest boots of fire and ice.
Drop a lure in a pool of lava for a pre-fried haul!
Meet with a tenant who's as happy as they possibly can be!
Deliver headpats to the town pet.
Obtain the Zenith, the culmination of a journey forged into the ultimate sword.
Trick a gnome into turning into stone!
Encounter a fairy.
Enter a misty graveyard filled with the surly dead.
Completely purify all Corruption, Crimson, and Hallow from your world, until the Dryad is satisfied!
Fly a Kwad Racer into outer space.
Find all of the Slime Pets and have them move in!
Obtain the Cell Phone. You'll never leave home without it again.
Some very special seeds can lead to unique and rewarding experiences. Can you find one?
Defeat Deerclops, the chilly one-eyed monstrosity from a foreign land.
Obtain Golden Delight, the highest quality meal made from the highest quality . . . ingredients.
Shimmer an item into another item. What other transmutations can you find?
Obtain the Ankh Shield, the finest protection from unpleasant maladies and ailments.
Invoked the wrath of the God of Torches, and survived long enough to earn its blessing.
Delay death from drowning by drinking water. It doesn't make much sense, but you did what you had to do.