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Tech riderRev. 5 Oct 2026

gdu

Ch 127.8of 104 Disk Space Analyzers
  1. 1Runs onLinux, Mac, Web, Windows
  2. 2CostsFree plan
  3. 3Desktop platformsLinux, macOS, Windows
  4. 4Treemap viewYes
  5. 5Application sizesNo
  6. 6File-type breakdownNo
  7. 7External drive scansYes
  8. 8Exportable reportsYes
8 lines stated Written from the maker's own pages: github.com
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Overview

gdu is ranked #12 of 104 in disk space analyzers on Specifiction. It runs on Linux, macOS, Web, Windows. There is a free plan.

gdu plans and pricing

All plans
Free Free MIT-licensed software github.com · 5 Oct 2026

Compared on disk space analyzers

Free plan
Yesgithub.com
Desktop platforms
Linux, macOS, Windowsgithub.com
Treemap view
Yesgithub.com
Application sizes
Nogithub.com
File-type breakdown
Nogithub.com
External drive scans
Yesgithub.com
Exportable reports
Yesgithub.com
Scan scope
files_foldersgithub.com

Facts

Purpose
Gdu is a fast disk usage analyzer with a console interface, written in Go.github.com · 5 Oct 2026
Scanning
It is intended primarily for SSDs, where it can fully use parallel processing; HDDs also work.github.com · 5 Oct 2026
Interfaces
Gdu supports interactive, non-interactive, and JSON export modes, and can serve a browser-based interface.github.com · 5 Oct 2026
Web interface
The browser UI includes a donut chart, sortable table, size bars, breadcrumb navigation, and a treemap.github.com · 5 Oct 2026
Archive support
An option enables browsing ZIP, JAR, TAR, TAR.GZ, TAR.BZ2, and TAR.XZ archives.github.com · 5 Oct 2026
Saved scans
Analysis data can be saved and reloaded using SQLite or BadgerDB.github.com · 5 Oct 2026
Integrations
The project lists installation options including Homebrew, Winget, Scoop, Snap, Conda, and Go, and also documents Docker usage.github.com · 5 Oct 2026
Web security
The web UI has no authentication and exposes file names and sizes to clients that can reach its port; the project recommends keeping it bound to localhost.github.com · 5 Oct 2026
Web actions
Web UI reveal and delete actions require a loopback-origin request with a random token generated for each server run.github.com · 5 Oct 2026
Deletion controls
The project documents a --no-delete flag that prevents deletion operations.github.com · 5 Oct 2026
License
The software is distributed under the MIT license, which grants use, modification, and redistribution subject to its stated conditions.github.com · 5 Oct 2026
Maintainer
The GitHub profile identifies the maintainer as Daniel Milde and lists Prague.github.com · 5 Oct 2026

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Sources