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Software · Diagnostics & hardware

KDiskMark

KDiskMark is a hardware benchmarking and stress-testing program, available on Linux: command-line use.

  • Completely free
  • Linux
  • Open source

Overview

KDiskMark is a hardware benchmarking and stress-testing program, available on Linux.

Features described in its GitHub repository: command-line use.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Disk benchmark tool” — Flathub, 10 November 2026
  • “Terminal (TUI) mode for environments without a graphical display” — GitHub, 10 November 2026

At a glance

KDiskMark is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

A simple open-source disk benchmark tool for Linux distros. Features: Configurable block size, queues, and threads count for each test Many languages support Report generation

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from LicitPro automatic classification () —
  • Last technical check: 5 November 2026
  • Description from Flathub — AppStream (Flathub)

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