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Kst vs LabPlot: catalog facts
Kst	LabPlot
Free Free and open source under GPL-3.0.	Free Free and open source.
Linux	Windows, macOS, Linux
Displays scientific data Includes tools for working with matrices and images	Curve and peak fitting, regression and statistics built in Notebooks using Python, R, Julia and more
Linux availability shown	Fewer specialised analysis routines than large commercial packages Notebook features depend on separately installed language backends
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 1, 2026

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