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gduK4DirStat
Free

The open-source application is available without a license fee.

 Free

Free to use, with source code published on GitHub.

Windows, macOS, Linux Linux
  • Interactive size inspection with parallel scans
  • Shows directory sizes both as a list and as a treemap
  • Works like a graphical version of du
  • Parallel scanning offers less benefit on mechanical disks.
  • Built on Qt 5 and KDE Frameworks 5, so it fits a KDE desktop best
  • Documentation lives in a GitHub wiki rather than a dedicated site
Downloadable app Downloadable app
Open source Open source
License: MIT License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.