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 4 DLC packs containing 22 achievements.
Kill 20 Players
Be at Ground Zero of a Nuclear Blast
Revive 20 Fallen Players
Win the "Monster Mash" Event
Win the "Breach and Clear" Event
Play a Holotape Game
Complete "I Am Become Death"
Complete "Officer on Deck"
Complete "One of Us"
Complete "Bunker Buster"
Complete "Heart of the Enemy"
Complete "Recruitment Blues"
Hack 50 Terminals
Reach Level 100
Complete "Coming to Fruition"
Kill a Wanted Player
Kill Another Player
Complete "Queen of the Hunt"
Read 20 Magazines
Join 20 Teams
Win the "Scorched Earth' Event
Complete "Key to the Past"
Complete "Mistress of Mystery"
Complete "Personal Matters"
Take 20 Photos
Reach Level 50
Mod 50 Weapons
Possess 10,000 Caps
Discover 100 Locations
Collect 10 Bobbleheads
Kill 5 Giant Creatures
Complete "Final Departure"
Reach Level 25
Pick 50 Locks
Complete "Into the Fire"
Kill 300 Creatures
Complete "Second Helpings"
Reach Level 10
Build 100 C.A.M.P. Items
Complete "First Contact"
Collect a Bobblehead
Craft 5 Pieces of Armor
Fully Rank Up one Perk
Craft a Weapon
Complete 20 Challenges
Build 20 C.A.M.P. Items
Build a C.A.M.P.
Gather 200 Pieces of Junk
Complete 5 Challenges
Leave Vault 76
Become allies with Foundation
Become allies with Crater
Complete Sofia's story
Gain 1500 gold bullion
Gain 300 gold bullion
Complete "All That Glitters"
Complete Beckett's story
Find the Overseer
Complete "The Elusive Crane"
Complete "Buried Treasure"
Complete “The Catalyst”
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 10 Favors for people in The Whitespring Refuge
Kill 100 Trogs with an Auto Axe
Lead and complete "Union Dues" and "From Ashes to Fire"
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