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LXImage-Qt vs nomacs: catalog facts
LXImage-Qt	nomacs
Free Free and open source.	Free Free and open source under the GPL 3.0.
Linux	Windows, macOS, Linux
Lightweight and fast Exif panel and thumbnail bar	Opens RAW camera files and Photoshop PSD documents Synchronises pan and zoom between two windows or two machines
Linux only Basic editing compared with a full image editor	Not an editor; adjustments are minimal The interface exposes a lot of panels at once
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.