Doppelganger is a python script to scan duplicate copies in a given directory. This tool compare not only file names, but also file hashes to ensure no false search results.
- Find duplicate music
- Find duplicate videos
- Find duplicate pictures
- Find duplicate documents
How doppelganger search duplicate files
How to Install and Run in Linux
 Enter the following command in the terminal to download it.
git clone https://github.com/Sameera-Madhushan/Doppelganger
 After downloading the program, enter the following command to navigate to the Digger directory and listing the contents
cd Doppelganger && ls
 Now run the script with following command.
How to Install and Run in Windows
 Download and run Python 2.7.x and Python 3.7 setup file from Python.org
In Install Python 3.7, enable Add Python 3.6 to PATH  Download and run Git setup file from Git-scm.com, choose Use Git from Windows Command Propmt.
 Afther that, Run Command Propmt and enter this commands:
cd Doppelganger python3 doppelganger.py