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