Disk Space Analyzer GitHub Repositories (2026) · Open Source Tools

Safety-first disk cleaner and space analyzer for macOS, Windows and Linux, with duplicate cleanup, app uninstall, startup management, system optimization, and maintenance.

TreeMap is a fully downloadable app that can run on mac, windows, and linux. That visualizeses all of your disk-space into charts and square board. It also lets you delete unwanted files and opens files for you aswell.

Windows disk usage analyzer and cleanup tool with interactive treemaps, large-file discovery, duplicate detection, and file-system monitoring.

Strata Files: a fast, native, keyboard-first file manager and Finder alternative for macOS. Instant search, live folder sizes, disk usage map, dual pane.

Fast macOS disk-usage analyzer with an interactive sunburst chart — scans a full drive in seconds.

View disk space usage and delete unwanted data, fast.

Free, open-source Mac cleaner. Clear junk, uninstall apps completely, and see what's using your disk.

QDirStat - Qt-based directory statistics (KDirStat without any KDE - from the original KDirStat author)

Free, open-source disk space analyzer for macOS, inspired by WinDirStat. See what's taking up space on your Mac with an interactive treemap and track down large files. Native SwiftUI app for Apple silicon and Intel, signed and notarized, fully offline.