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