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FilelightWinDirStat
Free

Free and open source under the GPL.

 Free

Free and open source under the GPL 2.0.

Windows, Linux Windows
  • The ring chart makes the biggest space consumers immediately obvious
  • Scans remote and network locations as well as local disks
  • Treemap makes one enormous file obvious at a glance
  • Finds duplicates by hash and compares logical against physical size
  • Pulls in KDE libraries on non-KDE desktops
  • Windows only
  • The treemap is dense and takes a moment to learn to read
Downloadable app Downloadable app
Open source Open source
License: GPL-2.0 License: GPL-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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