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Scilab vs Genius: catalog facts
Scilab	Genius
Free Free and open source.	Free Free and open source under the GPL-3.0 licence.
Windows, macOS, Linux	Linux
Hundreds of built-in mathematical functions Xcos editor for modelling dynamical systems	Arbitrary precision integers and rational numbers Broad coverage of linear algebra, number theory and statistics
Uses its own language rather than a general-purpose one	Symbolic calculation is very limited Linux only
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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