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Bytopsy is a free, open-source disk space analyzer and PC optimization tool for Windows, designed to help users understand, manage, and reclaim storage space safely. Built with native C++20, it combines interactive disk usage visualization, intelligent junk file cleanup, duplicate file detection, application and startup management, driver updates, and disk health monitoring in one lightweight, portable solution.
With support for developer environments, AI model caches, WSL, Docker, and gaming platforms, Bytopsy goes beyond traditional disk cleaners. It offers both a modern graphical interface and a powerful command-line tool, prioritizing user control, transparency, and data safety.
No ads, no telemetry, no unnecessary dependencies — just powerful Windows storage management, completely free.
Features
- Disk Space Analysis & Visualization
- Smart PC Cleanup
- Duplicate Files & Similar Photos
- Developer Environment Cleanup
- AI Model Storage Management
- WSL & Docker Storage Optimization
- Windows System Optimization
- Driver Management & Updates
- Installed Application Management
- Startup & Service Management
- Gaming Storage Management
- Disk Health Monitoring
- Command-Line Interface
- Security, Privacy & Safe Deletion
- User Interface & Accessibility
- Portability & Updates
Project Samples
