Dupli — Duplicate Media Finder for Nextcloud

Dupli scans your Nextcloud media library and finds duplicate photos and videos using perceptual hashing.

Features

• Perceptual hash detection (dHash, pHash, wHash)
• Bulk delete with glob filter patterns (e.g. IMG*)
• Folder protection rules
• Audit log with CSV export
• Inline image preview

Requirements

• Nextcloud 25+
• Python 3 with imagehash, Pillow, numpy, pymysql

Installation

Download the latest release zip and extract to your Nextcloud apps/ directory, then enable via occ app:enable urbanduplicati.