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LXImage-Qt vs ksnip: catalog facts
LXImage-Qt	ksnip
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	Works on Wayland as well as X11 Numbered markers, blur and pixelate for writing instructions safely
Linux only Basic editing compared with a full image editor	The author has asked for a co-maintainer, so the future is uncertain Releases are slow; 1.10.1 on GitHub dates from March 2023
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.