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Defragger

API—OSS—FREEyesDOCS3/5
DE5.7#4 of 22
—Web—Windows—MacoutLinux—Android—iOS

Ranked in Disk Defragmentation Software ·Free plan

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About

Defragger is ranked #4 of 22 in disk defragmentation software on Inferse. It runs on Linux. There is a free plan.

Compared on disk defragmentation software

Filesystem support
multi-filesystemgithub.com

Facts

Purpose
Defragger is a graphical Linux filesystem defragmenter that visualizes file, free-space, and metadata allocation.github.com · 4 Oct 2026
Analysis
It analyzes fragmentation and displays an adaptive filesystem block map.github.com · 4 Oct 2026
Read-only formats
FAT12 and exFAT support analysis only; neither is writable.github.com · 4 Oct 2026
CLI
The project includes a command-line interface for listing, analyzing, defragmenting, and compacting volumes.github.com · 4 Oct 2026
Privilege handling
The GUI and CLI run unprivileged, with elevated operations handled by a PolicyKit-authorized helper over D-Bus.github.com · 4 Oct 2026
Data safety
The README warns that the software is alpha, recommends backing up important data, and says ext4 has received the most testing.github.com · 4 Oct 2026
FAT caution
FAT write support is newer and the README recommends first using it with disposable or fully backed-up volumes.github.com · 4 Oct 2026
Linux requirements
The stated environment is Linux with Qt 6 and KDE Kirigami, while privileged mode requires systemd, PolicyKit, and an active graphical PolicyKit agent.github.com · 4 Oct 2026
Integrations
For ext4 operations, Defragger uses Linux filesystem ioctls directly and says it does not shell out to e4defrag or filefrag.github.com · 4 Oct 2026
License
Defragger is dual-licensed under MIT or Apache License 2.0.github.com · 4 Oct 2026
Support
The repository exposes GitHub Issues, which showed zero open issues when viewed.github.com · 4 Oct 2026
Maker
The README credits copyright 2026 to Guillaume Binet, and the maker's GitHub profile lists Austin, TX.github.com · 4 Oct 2026

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Where it ranks on Inferse

Sources