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