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