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Open Source Duplicate Files Finder Alternatives

The best open source alternative to Duplicate Files Finder is dupeGuru. If that doesn't suit you, our users have ranked more than 50 alternatives to Duplicate Files Finder and 15 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Duplicate Files Finder are Czkawka, FSlint, rmlint and fdupes.

Duplicate Files Finder alternatives are mainly Duplicate File Finders but may also be Duplicate Images Finders or System Cleaners. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Duplicate Files Finder.
This page was last updated Mar 28, 2022
  • FreeOpen Source
  • Windows
  • Linux
  • PortableApps.com

Duplicate Files Finder is an application which searches for duplicate files (files which have the same content, but not...

Learn more about Duplicate Files Finder

  1. dupeGuru

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    dupeGuru is a free and open source tool to find duplicate files on your computer. It can scan either filenames or contents. The filename scan features a fuzzy matching algorithm that can find duplicate filenames even when they are not exactly the same.

    Almost everyone thinks dupeGuru is a great alternative to Duplicate Files Finder.
  2. Czkawka is a simple, fast, written in Rust and easy to use app to remove unnecessary files from your computer.



  3. FSlint

    • FreeOpen Source
    • Linux

    FSlint is a utility to find and clean various forms of lint on a filesystem. I.E. unwanted or problematic cruft in your files or file names. For example, one form of lint it finds is duplicate files. It has both GUI and command line modes.

  4. rmlint

    • FreeOpen Source
    • Linux

    A commandline tool to find unnecessary files (duplicates, tmpfiles, unstripped binaries and more)

  5. fdupes

    • FreeOpen Source
    • Linux

    FDUPES is a program for identifying or deleting duplicate files residing within specified directories.



  6. Bad Peggy

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • Java Mobile

    Bad Peggy scans JPEG images for damage and other blemishes, and shows the results and image instantly. It allows you to find such broken files quickly, inspect and then either delete or move them to a different location.

  7. Rdfind

    • FreeOpen Source
    • Linux

    Rdfind is a program that finds duplicate files. It is useful for compressing backup directories or just finding duplicate files. It compares files based on their content, NOT on their file names.

    No screenshots yet
  8. Video Simili Duplicate Cleaner

    • Mac
    • Windows

    A program that can find duplicate or similar video files. Video simili duplicate cleaner compares the video content regardless of different format or compression used (digital video fingerprinting), while other software only find identical files .

  9. Image Comparator

    • FreeOpen Source
    • Windows

    Image Comparator is an easy tool that finds duplicate image files in your system. In order to do that it scans your images pixel by pixel; therefore even if two images have different formats and file sizes (MB/KB) Image Comparator finds them.

    Discontinued

    The program is no longer updated. Last version, 1.7.3, released in April 2014, can be still downloaded from SourceForge.

  10. jdupes

    • FreeOpen Source
    • Mac
    • Windows
    • Linux
    • BSD

    jdupes - A greatly improved fork of fdupes duplicate scanner. Ported to Windows and Mac OS X with binary releases available.

    No screenshots yet
Showing 10 of 15 alternatives