Full list of all 50 Remnant: From the Ashes achievements worth 1,500 gamerscore.
The base game contains 40 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 10 achievements worth 500 Gamerscore.
Upgrade any weapon to +20
Acquire 100,000 scrap
Defeat the Undying King
Acquire 5 armor sets
Acquire 15 weapon mods
Defeat the Dreamer
Upgrade Dragon Heart
Acquire 20 traits
Defeat the Pan Wolf
Acquire 50,000 scrap
Return the Swamp Guardian's heart to the Undying King
Defeat Ixillis XV
Meet the Pan Rebel Leader
Defeat Singe
Meet the Swamp Queen
Meet the Undying King
Upgrade a boss weapon to +5
Upgrade any weapon to +10
Defeat the Claviger
Defeat 100 special enemies
Acquire 10 traits
Meet the Labyrinth Keeper
Acquire 5 weapon mods
Craft a weapon using material from a defeated world boss
Return coin to Ace
Defeat the Ent
Upgrade any trait to 20
Meet the Root Mother
Upgrade any trait to 10
Activate the Ward 13 World Stone
Upgrade first weapon
Acquire first trait
Defeat the Totem Father
Defeat a world boss in offline mode without taking damage
Acquire 10 armor sets
Acquire 200,000 scrap
Acquire Mudtooth's pocket watch
Acquire 30 traits
Return ring to Reggie
Meet Andrew Ford
Defeat the Iskal Queen
Defeat 5 Bosses in a row in Survival Mode
Defeat 10 Bosses in a row in Survival Mode
Purchase 15 Armor Skins
Purchase 40 Armor Skins
Defeat the Final Boss
Listen to all the Recordings in Ward Prime
Travel to Reisum
Make a Deal with Sebum
Visit the Homestead Basement