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