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Software · Utilities & files

Katalog

Katalog is a backup program, available on Windows, macOS and Linux: statistics and charts.

  • Completely free
  • Windows, macOS and Linux
  • Open source

Overview

Katalog is a backup program, available on Windows, macOS and Linux.

Features described in its Flathub listing and in its GitHub repository: statistics and charts.

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
  • “Catalog your devices to search, analyze, and backup your files:.” — GitHub, 10 November 2026
  • “Organize your collection of devices and files, and get statistics” — GitHub, 10 November 2026

At a glance

Katalog 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

Catalog your devices to search, analyze, and backup your files: Create catalogs from different devices, including metadata or checksums Search and explore files even when the devices are disconnected Search with advanced filters using including metadata or checksums, and find duplicates or differences Organize your collection of devices and files, and get statistics Backup or Archive files between catalogs Multiple language support, OpenSource, Cross-platform (Linux, Windows, macOS)

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Unspecified source (platforms) —
  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Last technical check: 7 November 2026
  • Description from Flathub — AppStream (Flathub)

How listings are built →

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