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