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