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pdu (parallel-disk-usage)gdu
Free

Free and open source with no paid tier.

 Free

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

Command line Windows, macOS, Linux
  • Parallel scanning for quick results on large directory trees
  • Visual size chart directly in the terminal
  • Interactive size inspection with parallel scans
  • Terminal only, with no graphical interface
  • Reports usage but does not delete or move files
  • Parallel scanning offers less benefit on mechanical disks.
Downloadable app Downloadable app
Open source Open source
License not stated License: MIT
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 23, 2026

Checked September 22, 2026

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