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