Here is the full list of all 47 Resident Evil 0 achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Collect all of only one color of Leech Charms.
Put on Team Wesker costume.
Defeat all bosses except Centurion using Rebecca.
Defeat Mimicry Marcus for the first time only using a knife.
Play the piano using Rebecca.
Use a Green Chemical.
Finish Leech Hunter with rank A.
Defeat an enemy with a knife.
Play Leech Hunter.
Finish Leech Hunter with rank E or above.
Defeat Queen Leech.
Complete the treatment plant.
Obtain all keys and use them all.
Defeat the Proto Tyrant.
Try to push something heavy with Rebecca.
Complete the factory.
Fight off the Proto Tyrant.
Complete the laboratory.
Shoot down a Hunter or an Eliminator while they are jump attacking in the air.
Defeat Mimicry Marcus with a Molotov Cocktail or a Napalm Grenade.
Destroy a zombie's legs.
Defeat Infected Bat.
Get picked up by the Infected Bat.
Complete the training facility.
Create a Custom Handgun.
Defeat a zombie by stomping on them.
Defeat an enemy by burning them.
Create a Molotov Cocktail.
Defeat Centurion.
Complete the train.
Attack an enemy to save your partner who is grappling with that enemy.
Change into a costume.
Defeat Stinger.
Defeat an enemy with a critical-hit headshot.
Break free of a Cerberus while they are biting you or trying to push you down.
Finish the game with rank S.
Finish the game on Hard difficulty.
Finish the game without combining herbs.
Finish the game without saving.
Finish the game without using a First-Aid Spray.
Finish the game without using a recovery item (including Green Chemicals).
Read all files.
Combine every type of herb with each other.
Obtain all weapons.
Defeat 16 bats in the church.
Defeat all enemies in Leech Hunter.
Kill 50 enemies with the Death Stare at full charge.