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
Read 20 Magazines
Hack 50 Terminals
Complete "I Am Become Death"
Complete "Officer on Deck"
Collect 10 Bobbleheads
Mod 50 Weapons
Complete "Mistress of Mystery"
Complete "Personal Matters"
Complete "Queen of the Hunt"
Be at Ground Zero of a Nuclear Blast
Complete "One of Us"
Complete "Heart of the Enemy"
Complete "Bunker Buster"
Play a Holotape Game
Join 20 Teams
Complete "Recruitment Blues"
Revive 20 Fallen Players
Kill 20 Players
Kill a Wanted Player
Reach Level 50
Build 100 C.A.M.P. Items
Take 20 Photos
Win the "Breach and Clear" Event
Win the "Monster Mash" Event
Kill Another Player
Possess 10,000 Caps
Complete "Coming to Fruition"
Pick 50 Locks
Complete "Key to the Past"
Build 20 C.A.M.P. Items
Craft 5 Pieces of Armor
Reach Level 25
Kill 5 Giant Creatures
Fully Rank Up one Perk
Discover 100 Locations
Kill 300 Creatures
Collect a Bobblehead
Complete "Into the Fire"
Complete 20 Challenges
Reach Level 10
Win the "Scorched Earth' Event
Complete "Final Departure"
Complete "Second Helpings"
Complete 5 Challenges
Build a C.A.M.P.
Complete "First Contact"
Craft a Weapon
Leave Vault 76
Gather 200 Pieces of Junk
Become allies with Crater
Complete "Buried Treasure"
Become allies with Foundation
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
Complete “The Catalyst”
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"
Build 5 casino games in your CAMP
Lead and complete “Tax Evasion” and “The Most Sensational Game”
Kill 10 Lesser Devils with a melee weapon
Complete "Sins of the Father"
Kill 100 Overgrown with fire
Lead and Complete "The Human Condition"