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Space RadarQDirStat
Free

Free and open source under the MIT licence.

 Free

Free and open source under the GPL version 2.

Windows, macOS, Linux macOS, Linux
  • Three chart types: sunburst, treemap and flamegraph
  • Shows results while the scan is still running
  • Treemap plus tree view of disk usage
  • No KDE dependencies
  • Documentation is limited to the README
  • Small hobby project without a dedicated website
  • No Windows version
  • Interface is dense for casual users
Downloadable app Downloadable app
Open source Open source
License: MIT License: GPL-2.0
No account needed No account needed
Works offline Works offline

Checked October 2, 2026

Checked September 23, 2026

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