mcdu is a fast, modern disk usage analyzer with an integrated developer cleanup tool. Think ncdu meets CCleaner for developers.
This is free and open source software.
Key Features
- Disk usage browser – Navigate your filesystem with vim-style keybindings, color-coded by size.
- Developer cleanup – Scan for build artifacts, caches, and reclaimable space across 18+ ecosystems.
- Orphaned app data (macOS) – Detect leftover data from uninstalled applications in ~/Library.
- Safe deletion – Double-confirmation dialogs, dry-run mode, and JSON audit logging.
- Fast scanning – Background async scanning with live progress, jwalk parallelism for cleanup.
- Cross-platform – macOS (APFS) and Linux (ext4, btrfs, xfs).
Website: github.com/mikalv/mcdu
Support:
Developer: Mikal Villa
License: MIT License
mcdu is written in Rust. Learn Rust with our recommended free books and free tutorials.
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 Explore our carefully curated directory of recommended free and open source software, covering every major software category.The directory forms part of our extensive collection of articles for Linux enthusiasts. It includes hundreds of detailed reviews, together with free and open source alternatives to proprietary software from companies such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. LinuxLinks also covers interesting projects worth exploring, Linux-compatible hardware, free programming books and tutorials, and much more. Know a useful free and open source Linux application that we haven’t covered? Tell us about it using our submission form. |
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