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