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