Here is the full list of all 54 Pillars of Eternity 2: Deadfire - there are Ultimate Edition (Windows) achievements worth 1,000 gamerscore.
Complete the Collections wing of the Halls Obscured.
Enter the Beyond.
Complete the Archives wing of the Halls Obscured.
Confront the Oracle of Wael in the Heart of Mystery.
Discover the Secrets of Imp Spray.
Complete the "A Paradise of the Mind" quest.
Defeat the Messenger.
Open all of the cages in the Collections.
Collect all of the Artifacts of the Crucible.
Create a pet using the Critter Cleaver.
Repair the flow of souls to the Beyond.
Confront the porokoa.
Sail to all major ports in the Deadfire.
Reach Neketaka.
Earn the title of contender in the Crucible.
Escape the White Void.
Obtain all of Weyc Heldr's items.
Place five traps.
Defeat Neriscyrlas.
Recruited all Sidekicks.
Unlock all powers of a Soulbound item.
Complete "Nemnok the Devourer" quest.
Name all of the Uncharted Islands.
Become crowned the Champion of the Hunt.
Maximize positive relationship with a Companion.
Become the chosen of the Seeker, Slayer, or Survivor.
Deal with two Dragon dilemmas.
Recruited all Companions.
Name your first Uncharted Island.
Acquired Master Captain rank.
Create an adventurer at an Adventurer's Hall.
Maximize negative relationship with a Companion.
Reach level twenty with the player character.
Complete the Vailian Trading Company faction questline.
Acquire each type of ship in the game.
Finish 15 Bounties.
Acquired first Captain rank.
Create three or more different spell scrolls.
Create five or more different bombs.
Enchant five items.
Create five or more different potions.
Survive an attack from a mutinous crew.
Complete the Royal Deadfire Company faction questline.
Confront Eothas in Magran's Teeth.
Establish a link with Eothas to track his movements.
Complete the Príncipi faction questline.
Complete the Huana faction questline.
Repair your ship and prepare to sail the seas.
Confront Eothas in Ukaizo.
Complete the "Blow the Man Down" quest.
Attach your first ship upgrade.
Assign a crew member to all slots on a single ship.
Attach each type of upgrade on a single ship.
Complete the "Bekarna's Folly" quest.