dupeGuru is a free, open-source tool to find duplicate files on your computer. It can scan filenames or file contents, making it versatile for cleaning up clutter. Key features:

🔍 Filename scan with fuzzy matching to catch duplicates even when names differ slightly

🎵 Music mode: scans tags and shows music-specific info in results

🖼️ Picture mode: fuzzy image scanning to detect similar photos

⚙️ Customizable matching engine to fine-tune duplicate detection

🛡️ Safe design: grouping system prevents accidental deletion of important files

💻 Cross-platform support: Windows, macOS, Linux

Perfect for anyone who wants a reliable way to declutter storage and organize files without risk.