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