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