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 "Coming to Fruition"
Complete "Key to the Past"
Win the "Scorched Earth' Event
Reach Level 50
Take 20 Photos
Win the "Breach and Clear" Event
Possess 10,000 Caps
Join 20 Teams
Collect 10 Bobbleheads
Complete "Personal Matters"
Complete "Into the Fire"
Discover 100 Locations
Reach Level 25
Mod 50 Weapons
Kill 5 Giant Creatures
Pick 50 Locks
Build 100 C.A.M.P. Items
Kill 300 Creatures
Be at Ground Zero of a Nuclear Blast
Complete "Final Departure"
Fully Rank Up one Perk
Reach Level 10
Collect a Bobblehead
Complete 20 Challenges
Build 20 C.A.M.P. Items
Complete "Second Helpings"
Complete "First Contact"
Craft 5 Pieces of Armor
Play a Holotape Game
Complete 5 Challenges
Build a C.A.M.P.
Craft a Weapon
Gather 200 Pieces of Junk
Leave Vault 76
Complete "Recruitment Blues"
Complete "Heart of the Enemy"
Complete "Bunker Buster"
Complete "One of Us"
Complete "Officer on Deck"
Complete "Mistress of Mystery"
Complete "Queen of the Hunt"
Win the "Monster Mash" Event
Reach Level 100
Read 20 Magazines
Hack 50 Terminals
Revive 20 Fallen Players
Kill a Wanted Player
Kill Another Player
Kill 20 Players
Complete "I Am Become Death"
Gain 1500 gold bullion
Complete "All That Glitters"
Gain 300 gold bullion
Complete "The Elusive Crane"
Find the Overseer
Complete "Buried Treasure"
Complete Sofia's story
Complete Beckett's story
Become allies with Foundation
Become allies with Crater
Craft a 1 star legendary mod, a 2 star legendary mod, and a 3 star legendary mod
Complete “The Catalyst”
Earn Elder Rewards from a Daily Op
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