Here is the full list of all 32 RESIDENT EVIL 3 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Complete the game without opening the item box.
Read all story files.
Destroy all Charlie dolls.
Place all jewels in the clock tower monument.
Complete the game on "Inferno."
Complete the game with an S rank on "Inferno."
Complete the game on "Nightmare" or higher.
Complete the game with an S rank.
Unlock all safes, lockers, strongboxes, and pickable locks.
Complete the game using 1 or fewer recovery items.
Complete the game in under 2 hours of play time.
Gather all the fuses in the warehouse within 5 minutes.
Defeat zombie Brad.
Complete the game on "Standard" or higher.
Complete the game on "Hardcore" or higher.
Defeat Stage 3 Nemesis.
Defeat Stage 2 Nemesis.
Follow Nicholai deeper underground.
Collect all weapons in the campaign.
Withstand the zombie siege.
Leave the clock tower plaza.
Leave R.P.D.
Make it out of downtown Raccoon City.
Defeat Nemesis on the rooftop.
Cause Nemesis to relinquish an item.
Defeat two enemies with a single shot.
Expand your inventory.
Destroy a Charlie Doll.
Improve a weapon.
Craft an item.
Escape from uptown Raccoon City.
Escape from Jill's apartment building.