GrandPerspective

grandperspectiv.sourceforge.netsite

Visualize disk usage with tree maps.

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2026-10-10

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1. ▲
   GrandPerspective git.code.sf.net

   site category #open-source-mac-os-apps link ↗

   Small utility for visualizing disk usage using tree maps. Languages: Objective-C Website: https://grandperspectiv.sourceforge.net

2. ▲
   SquirrelDisk github.com

   tool category #mac link ↗

   Open-source disk usage analyzer with sunburst and treemap views for disks and cloud storage.

3. ▲
   WizTree wiztree.en.lo4d.com

   site category #windows link ↗

   Fast disk space analyzer.

   
4. ▲
   Perspective github.com

   tool category #dataviz link ↗
   
5. ▲
   SpaceRadar github.com

   tool category #electron link ↗

   Interactive disk space and memory visualization.

6. ▲
   MangoDisk mangodisk.app

   site category #mac link ↗

   Free, open-source disk cleaner and space analyzer that scans locally and shows paths and sizes before deletion.

   

Apps › Utilities > System Related Tools: “Visualize disk usage with tree maps.”