With the right software you can easily remove duplicates on your Mac. Here's a short list of best softwares available:
- Twins Mini: locate and remove duplicates from your hard disk. Different filters enable you to customize your search. You also have the option to search for specific file extensions or sizes.
- Tidy Up: allows you to search for duplicate folders by name, date, type of content..etc
- DupeCheck: A GPL licensed software allowing you to easily identify duplicate files.