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Veusz vs Kst: catalog facts
Veusz	Kst
Free Free and open source under the GPL.	Free Free and open source under GPL-3.0.
Windows, macOS, Linux	Linux
Designed to produce publication-ready PDF and SVG output, not screen charts Covers error bars, contours, images with colourbars, vector fields, polar and 3D plots	Displays scientific data Includes tools for working with matrices and images
The widget-based model is unlike other plotting tools and takes learning The interface is dense and dated	Linux availability shown
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 8, 2026

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