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