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