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