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