Here is the full list of all 39 STAR WARS Jedi: Fallen Order achievements. It takes around 25-30 hours to unlock all of the achievements on Windows.
Defeat 25 enemies while they are under the effect of Empowered Slow
Precision Evade 100 attacks
Complete the story
Scan all enemy types
Have a fully grown terrarium
Open the Vault
Collect all chests and secrets
Complete all of BD-1's holomaps
Recruit all possible crew members for the Mantis
Unlock all Jedi skills
Defeat a former Jedi Master
Find all of BD-1's encrypted logs
Find all of BD-1's stim canisters
Defeat four mysterious creatures
Hit a single enemy with all lightsaber types
Craft a lightsaber of your own
Defeat the winged terror on Dathomir
Defeat an enemy with their own Slowed blaster bolt
Explore the crashed Venator
Defeat an enemy with a hacked droid
Discover 75 Force Echoes
Defeat 3 enemies using a single lightsaber throw
Defeat the Ninth Sister
Defeat 20 enemies with explosives
Kick a phillak that has kicked you
Defeat each type of Bounty Hunter
Defeat an enemy using only kicks
Slice an oggdo's tongue
Complete the Tomb of Miktrull
Defeat an enemy by colliding them with another enemy
Send 25 enemies over the edge
Parry 100 enemies
Free the Wookiees from Imperial imprisonment
Customize the look of Cal, BD-1, and the Mantis
Complete the Tomb of Eilram
Defeat 50 enemies with reflected blaster bolts
Fully customize your lightsaber
Discover the Bogano Vault
Join the crew