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DiskMap

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DiskMap

Free

Compiled application for personal use · Windows

Every plan, in full

On the record

Advanced features
Advanced Mode exposes hard link counts, alternate data streams, MFT record indexes, reparse and junction details, slack space, and scan diagnostics.github.com · read 11 Oct 2026
Application sizes
Nogithub.com · read 22 Sep 2026
Cleanup
Its cleanup panel identifies categories such as temporary files, browser caches, thumbnail caches, old error reports, and Recycle Bin contents; chosen deletions go to the Recycle Bin.github.com · read 11 Oct 2026
Compatibility requirement
Building from source requires the .NET 10 SDK and Windows with WPF.github.com · read 11 Oct 2026
Duplicate detection
Duplicate detection groups files by size, culls candidates with prefix hashes, and confirms matches with full hashes.github.com · read 11 Oct 2026
File-type breakdown
Yesgithub.com · read 22 Sep 2026
History
DiskMap saves scans locally and can compare two snapshots to show what grew or shrank.github.com · read 11 Oct 2026
Installation
The README says the installer installs to Program Files, adds a Start Menu shortcut, and includes an uninstaller without requiring admin rights to install or run.github.com · read 11 Oct 2026
License and use
The compiled application is available free of charge for personal use, while the source is proprietary and the license grants no permission to copy, modify, or redistribute it.github.com · read 11 Oct 2026
Privacy
The maker says DiskMap has no telemetry, account, or cloud service, and stores settings and scan history locally.github.com · read 11 Oct 2026
Purpose
DiskMap is a disk usage analyzer for Windows that shows where drive space is used and supports cleanup.github.com · read 11 Oct 2026
Reliability and performance controls
The maker lists long-path support, junction and symlink cycle detection, configurable reparse handling, checkpoint-based scan resume, an optional memory saver, and Fast/Balanced/Low scan impact settings.github.com · read 11 Oct 2026
Scan engines
It uses a parallel recursive scanner across filesystems and can read NTFS $MFT directly when run elevated, with automatic fallback if that fails.github.com · read 11 Oct 2026
Scan scope
files_foldersgithub.com · read 22 Sep 2026
Support
The maker describes DiskMap as independently built and invites donations through GitHub Sponsors or Stripe.github.com · read 11 Oct 2026
Treemap view
Yesgithub.com · read 22 Sep 2026
Visualizations
Scans can be viewed as treemaps or sunbursts colored by file type, with drill-in and synchronized selection in the file tree.github.com · read 11 Oct 2026

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