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