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 Duke Fishron, mutant terror of the sea.
Defeat every boss in Terraria.
Have all possible town NPCs living in your world.
Fire a rainbow gun while riding on a unicorn.
Obtain a rainbow rod.
Command nine summoned minions simultaneously.
Reach the 15th wave of a frost moon, where the festive season quickly degrades into madness.
Triumph over the frost legion, a festive family of maniacal snowman mobsters.
Reach the 15th wave of a pumpkin moon, where evil lurks among the autumn harvest.
Obtain the Terrarian.
Defeat the four celestial towers of the moon.
Triumph over a martian invasion, when beings from out of this world come to scramble your brains and probe you in uncomfortable places.
Do battle against the Twins, the Destroyer, and Skeletron Prime simultaneously and emerge victorious.
Defeat the Moon Lord.
Craft a drax or pickaxe axe using hallowed bars, and the souls of the three mechanical bosses.
Obtain a Terra Blade, forged from the finest blades of light and darkness.
Breach the impenetrable walls of the jungle temple.
Defeat the Ancient Cultist, fanatical leader of the dungeon coven.
Defeat Golem, the stone-faced ritualistic idol of the lihzahrd tribe.
Unlock one of the dungeon's large, mysterious chests with a special key.
Mine chlorophyte, an organic ore found deep among the thickest of flora.
Obtain a rare treasure from a difficult monster in the dungeon.
Defeat Plantera, the overgrown monstrosity of the jungle's depths.
Survive a solar eclipse, a day darker than night filled with creatures of horror.
Defeat the three nocturnal mechanical menaces: the Twins, the Destroyer, and Skeletron Prime.
Complete a grand total of 200 quests for the angler.
Complete your 50th quest for the angler.
Complete your 25th quest for the angler.
Complete your 10th quest for the angler.
Complete your 1st quest for the angler.
Kill Doctor Bones.
Obtain a golden fishing rod.
Fire a Bee Gun while wearing a full set of Bee Armor.
Spend over 1 gold being treated by the nurse.
Build a house in a mushroom biome and have Truffle move in.
Defeat every type of slime there is!
Defeat the Brain of Cthuhlu, an enourmous demon brain which haunts the creeping crimson.
Kill Tim.
Build or encounter a glowing mushroom field above the surface.
Attain maximum health and mana possible without accessories or buffs.
Consume a life fruit, which grows in the thick of subterranean jungle grass.
Equip a pair of wings.
Equip armor or vanity clothing in all three social slots.
Mine a powerful ore that has been newly blessed upon your world.
Triumph over a pirate invasion, a group of pillagers from the sea out for your booty... and your life!
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.
The only way is up!
Survive the slime rain, where gelatinous organisms fall from the sky in droves.
Defeat an enemy by running it over with a minecart.
Defeat the Queen Bee, the matriarch of the jungle hives.
Equip a dye in every possible dye slot.
Equip a mount.
Craft a molten pickaxe using the hottest of materials.
Destroy a total of 10,000 tiles.
Kill the groom.
Discover a large bee's hive deep in the jungle.
Defeat the Eater of Worlds, a massive worm whom dwells in the corruption.
Spelunk deep enough to reach the molten underworld.
Kill a nymph.
Travel a total of 26.2 miles on foot.
Become a victim to a nasty underground trap.
Triumph over a goblin invasion, a ragtag regiment of crude, barbaric, pointy-eared warriors and their shadowflame sorcerers.
Defeat the Eye of Cthulhu, an ocular menace who only appears at night.
Obtain a boss-summoning item.
Throw a yoyo.
Stumble into a spider cavern in the underground.
Steal a key from dungeon's undead denizens, and unlock one of their precious golden chests.
Defeat Skeletron, the cursed guardian of the dungeon.
Defeat King Slime, the lord of all things slimy.
Survive a blood moon, a nocturnal event where the rivers run red and monsters swarm aplenty.
Obtain a minishark.
Using explosives or your trusty hammer, smash a Shadow Orb or Crimson Heart in the evil parts of your world.
Craft a mana crystal out of fallen stars, and consume it.
Survive a long fall with just a sliver of health remaining.
Equip your first grappling hook.
Kill pinky.
Obtain your first hammer via crafting or otherwise.
Discover and smash your first heart crystal underground.
You can only go down from here!
Mine your first nugget of ore with a pickaxe.
Obtain an anvil made from iron or lead.
Equip armor in all three armor slots: head, chest, and feet.
Chop down your first tree.
Survive your character's first full night.
Discover a golden chest underground and take a peek at its contents.
Build a house suitable enough for your first town NPC, such as the guide, to move into.
Craft your first work bench.
Defeat the Dreadnautilus, murderous mollusk lurking beneath the surface of the sanguine seas.
Obtain the Zenith, the culmination of a journey forged into the ultimate sword.
Repel the strongest forces the Old One's Army can muster.
Defeat the Empress of Light, responsible for all those flashy lights and glitter.
Defeat Queen Slime, giving the coup-de-grace to the sovereign of all that jiggles.
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!
What you're celebrating doesn't matter, just throw a party already!
Trick a gnome into turning into stone!
Fly a kite on a windy day.
Meet with a tenant who's as happy as they possibly can be!
Enter a misty graveyard filled with the surly dead.
Deliver headpats to the town pet.
You were so preoccupied with whether or not you could open the chest that you didn't stop to think if you should.
Encounter a fairy.
Find all of the Slime Pets and have them move in!
Fly a Kwad Racer into outer space.
Invoked the wrath of the God of Torches, and survived long enough to earn its blessing.
Obtain the Ankh Shield, the finest protection from unpleasant maladies and ailments.
Shimmer an item into another item. What other transmutations can you find?
Completely purify all Corruption, Crimson, and Hallow from your world, until the Dryad is satisfied!
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.
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.
Delay death from drowning by drinking water. It doesn't make much sense, but you did what you had to do.