WinDirStat is a disk usage statistics viewer and cleanup tool for Microsoft Windows

Interact, analyze and structure massive text, image, embedding, audio and video datasets

Remove duplicates from MASSIVE wordlist, without sorting it (for dictionary-based password cracking)

A plugin that does one thing only: Detect and manage duplicate items in Zotero.

Filter, Sort & Delete Duplicate Files Recursively

Near Duplicate Video Detection (Perceptual Video Hashing) - Get a 64-bit comparable hash-value for any video.

An extension toolkit for Immich enabling advanced management capabilities through AI-powered similarity detection

⚡ Check your npm modules for unused and duplicate dependencies fast

The Panako acoustic fingerprinting system.

Interactive code for image similarity using SIFT algorithm

Vidupe is a program that can find duplicate and similar video files. V1.211 released on 2019-09-18, Windows exe here:

Easily delete your YouTube Music library (and manage playlists)

CLI utility to find near duplicate images and remove all but the best copy.

Fast Near-Duplicate Image Search and Delete using pHash, t-SNE and KDTree.

Find similar audio files easily

Duplicates Detector is a cross-platform GUI utility for finding duplicate files, allowing you to delete or link them to save space. Duplicate files are displayed and processed on two synchronized panels for efficient and convenient operation.

Command-line program for Content-Based Image Retrieval of images and videos. Includes tools for general search and de-duplication.

A collection of free-text bug reports for duplicate issue identification

CLI tool that fast checks if your bundle contains multiple versions of the same package, only by looking in package.json.

Duplicates finder for various source code formats.