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