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Katalog 3.0

File catalog manager

filecart Linux Updated Oct 16, 2026
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Screenshots

Katalog 3.0 screenshot
Katalog 2.12 screenshot
Katalog 2.12 screenshot

About Katalog

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)

License: GPL-3.0-or-later
Release info Update on Oct 15, 2026
Release notes ? Katalog 3 introduction
o Katalog 3 marks the transition to a more modern User Interface. It relies on QtQuick (instead of QtWidgets) and Kirigami from KDE.
o All features available in Katalog 2.12 have been ported in Katalog 3 with many improvements.
o Katalog 2 has been maintained (bugs & light feature changes) to version 2.13, keeping full db compatiblity with Katalog 3.0.
o Older versions of Katalog (2.12 and before) should not be used on collections opened with 2.13 or 3.0.

? Main improvements
o #630 APP: Theme can switch to dark mode on non-Qt Desktop Environments
o #815 APP: Adjustable font size
o #799 APP: Open recent collections
o #814 APP: Esc key closes the last opened page
o #759 SELECTION: Card tree showing devices' file & space info
o #813 SELECTION: Filter devices
o #808 SEARCH: Multiple search text input
o #787 SEARCH: multiple Search & exclude texts
o #808 SEARCH: Quick filter on filename
o #792 SEARCH, CREATE, UPDATE: common progress panel
o #793 SEARCH, EXPLORE: Deleting files is disabled unless activated in the Settings
o #766 SEARCH: Regular expression support for file name search
o #791 DEVICES: Catalog Updates can be queued
o #800 DEVICES: Table or card display
o #781 DEVICES: Add comments to Virtual devices & Catalogs
o #782 EXPLORE: Show folder sizes
o #759 CREATE: Include sub-directories option (off = exclude sub folders)
o #797 BACKUP: Duplicate backup link
o #783 BACKUP: Edit a backup link
o #795 BACKUP: Run multiple backup links
o #809 SETTINGS: Quality check of the database
o #788 SETTINGS: Refresh the status of devices upon window focus
o #780 SETTINGS: Report updates from imported collection
o #816 ABOUT: Button to copy system information for bug reports

? Technical changes
o As for any new version, it is highly recommended to backup the collections , and test the new version on other copies.
o Database updates: device comments, a separate Storage ID, and a backup option for empty folders

Distribution Formats
o As usual, Window...
Related tags catalog files folders
Listing dataFlathub

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