Full list of all 72 Fallout 76 achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 5 DLC packs containing 22 achievements.
Kill 20 Players
Read 20 Magazines
Revive 20 Fallen Players
Be at Ground Zero of a Nuclear Blast
Complete "I Am Become Death"
Hack 50 Terminals
Take 20 Photos
Mod 50 Weapons
Collect a Bobblehead
Collect 10 Bobbleheads
Complete "Heart of the Enemy"
Complete "Final Departure"
Complete "Coming to Fruition"
Complete "One of Us"
Complete "Officer on Deck"
Complete "Queen of the Hunt"
Win the "Monster Mash" Event
Complete "First Contact"
Complete "Second Helpings"
Complete "Into the Fire"
Complete "Recruitment Blues"
Complete "Key to the Past"
Complete "Bunker Buster"
Build 20 C.A.M.P. Items
Build 100 C.A.M.P. Items
Complete "Mistress of Mystery"
Complete "Personal Matters"
Win the "Scorched Earth' Event
Win the "Breach and Clear" Event
Craft 5 Pieces of Armor
Reach Level 100
Play a Holotape Game
Kill a Wanted Player
Kill Another Player
Reach Level 10
Reach Level 25
Reach Level 50
Pick 50 Locks
Build a C.A.M.P.
Craft a Weapon
Leave Vault 76
Fully Rank Up one Perk
Kill 5 Giant Creatures
Join 20 Teams
Discover 100 Locations
Complete 5 Challenges
Complete 20 Challenges
Possess 10,000 Caps
Kill 300 Creatures
Gather 200 Pieces of Junk
Complete "All That Glitters"
Become allies with Foundation
Become allies with Crater
Find the Overseer
Complete "The Elusive Crane"
Complete "Buried Treasure"
Complete Sofia's story
Complete Beckett's story
Gain 300 gold bullion
Gain 1500 gold bullion
Complete “The Catalyst”
Earn Elder Rewards from a Daily Op
Craft a 1 star legendary mod, a 2 star legendary mod, and a 3 star legendary mod
Lead and complete "Union Dues" and "From Ashes to Fire"
Complete 10 Favors for people in The Whitespring Refuge
Kill 100 Trogs with an Auto Axe
Lead and complete “Tax Evasion” and “The Most Sensational Game”
Kill 10 Lesser Devils with a melee weapon
Build 5 casino games in your CAMP
Lead and Complete "The Human Condition"
Complete "Sins of the Father"
Kill 100 Overgrown with fire