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