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