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