3 Best Open Source DaisyDisk Alternatives
A curated collection of the 3 best open source and self-hosted alternatives to DaisyDisk in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for DaisyDisk in 2026? The top open-source alternative is Mole — Native Mac cleaner and system monitor.
Other highly rated open-source DaisyDisk alternatives include Pearcleaner and BleachBit.
Native Mac cleaner and system monitor
Mole is a native Mac application designed to help users clean up their system, manage applications, and monitor performance. It consolidates multiple tools into a single app, making it easier to maintain a healthy and efficient macOS environment. - Clean: Remove caches, logs, and temporary files with granular control and safety checks. - Software: Update, uninstall, and manage apps with support for Sparkle, App Store, Homebrew, and more. - Optimize: Maintain system performance by cleaning Quick Look, metadata, and macOS services. - Analyze: Visualize disk usage with an interactive treemap to identify large files and folders. - Status: Monitor real-time CPU, memory, GPU, disk, network, battery, and fan metrics. - Menu Bar HUD: Access live system metrics and privacy alerts directly from the menu bar. - Privacy-First: All scans and cleanups stay local; no files or data are uploaded. - Lifetime Updates: One-time purchase covers updates for two Macs. Mole is a native macOS application and does not require self-hosting. It is available as a standalone download from the official website. The app is built for macOS 14+ and offers a CLI tool for advanced users.
Open-source macOS app cleaner
Pearcleaner is a source-available macOS app cleaner inspired by Freemacsoft's AppCleaner and Sun Knudsen's Privacy Guides. It helps users thoroughly remove applications and their associated files to free up disk space and enhance privacy. - App Removal: Easily uninstall macOS applications and remove leftover files. - Privacy Focus: Designed to protect user privacy by cleaning residual data. - Lightweight: Minimal resource usage for efficient performance. - User-Friendly: Simple and intuitive interface for easy navigation. - Source-Available: Transparent and open-source codebase for trust and customization. - Regular Updates: Actively maintained with frequent improvements and bug fixes. Pearcleaner is a native macOS application and does not require self-hosting. It can be installed via Homebrew for easy setup: brew install --cask pearcleaner The source code is available on GitHub for review and contributions.
Open-source disk cleaner and privacy manager
BleachBit is a powerful, open-source disk space cleaner and privacy manager for Windows and Linux. It helps users obliterate junk files, shred sensitive data, and keep systems running efficiently without bloatware or hidden agendas. - Junk File Removal: Wipes temporary files, browser caches, logs, and hidden junk to recover gigabytes of storage. - Privacy Protection: Erases browsing history, cookies, saved passwords, and application traces to prevent digital footprints. - Secure Deletion: Permanently destroys files beyond recovery using secure deletion methods or fast mode for speed. - Preview & Control: Shows every file before deletion, allowing users to preview and delete only what they want. - Cross-Platform: Supports modern and legacy Windows versions, as well as Linux desktops, servers, and embedded systems. - Automation & Scripting: Enables system administrators to automate cleanup across entire fleets using CLI and scripting. - Custom CleanerML Rules: Allows power users to create custom rules to target any application or file pattern. - Advanced Deletion Modes: Provides forensics and IT professionals with advanced deletion options for data sanitization and security. BleachBit is a desktop application that runs locally on your system. It does not require a server or self-hosting. The software is open-source under the GPLv3 license and is available for free with no ads or upsells. It works entirely offline and does not require registration or license activation.
About DaisyDisk
DaisyDisk is a macOS utility that provides a visual breakdown of disk space usage through an interactive map, helping users identify and remove large files quickly. The app features a minimalist design, fast scanning capabilities, and support for various storage types including cloud disks.
Key Features of DaisyDisk
- Interactive Disk Map: Visual representation of disk space usage with colorful rings for easy navigation.
- Fast Scanning: Scan disks in seconds, significantly faster than macOS Finder.
- Administrator Scanning: Reveal hidden files and folders by scanning as administrator.
- Cloud Storage Support: Connect and scan Dropbox, Google Drive, Microsoft OneDrive, and Box.
- Instant File Preview: Press Space to preview files without opening them.
- Safety Mechanisms: System files are automatically safeguarded to prevent accidental deletion.
- Precise Space Calculation: Excludes clones and hard links to show actual disk usage.
- Lifetime License: Simple pricing with no subscriptions, including updates and bug fixes.
- Privacy-First: No data collection or tracking; all analysis stays local.
Tech / Self-Hosting
DaisyDisk is a native macOS application available as a downloadable binary. It does not require self-hosting or server infrastructure. The app is optimized for macOS, including Apple Silicon support and compatibility with the latest macOS versions.