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.
Be at Ground Zero of a Nuclear Blast
Complete "Personal Matters"
Complete "Heart of the Enemy"
Reach Level 100
Win the "Breach and Clear" Event
Play a Holotape Game
Win the "Monster Mash" Event
Take 20 Photos
Complete "Mistress of Mystery"
Collect 10 Bobbleheads
Hack 50 Terminals
Complete "I Am Become Death"
Reach Level 50
Complete "Officer on Deck"
Complete "One of Us"
Complete "Bunker Buster"
Complete "Recruitment Blues"
Complete "Coming to Fruition"
Reach Level 25
Complete "Key to the Past"
Complete "Into the Fire"
Complete "Final Departure"
Collect a Bobblehead
Reach Level 10
Complete "Second Helpings"
Complete "First Contact"
Build a C.A.M.P.
Leave Vault 76
Complete "Queen of the Hunt"
Read 20 Magazines
Fully Rank Up one Perk
Revive 20 Fallen Players
Win the "Scorched Earth' Event
Craft 5 Pieces of Armor
Mod 50 Weapons
Kill a Wanted Player
Kill Another Player
Kill 20 Players
Craft a Weapon
Kill 5 Giant Creatures
Pick 50 Locks
Complete 5 Challenges
Complete 20 Challenges
Build 20 C.A.M.P. Items
Build 100 C.A.M.P. Items
Possess 10,000 Caps
Gather 200 Pieces of Junk
Discover 100 Locations
Join 20 Teams
Kill 300 Creatures
Become allies with Foundation
Complete "All That Glitters"
Become allies with Crater
Complete Sofia's story
Gain 1500 gold bullion
Complete Beckett's story
Gain 300 gold bullion
Complete "Buried Treasure"
Find the Overseer
Complete "The Elusive Crane"
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