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GNU Octave vs Genius: catalog facts
GNU Octave	Genius
Free Free software under the GNU General Public License.	Free Free and open source under the GPL-3.0 licence.
Windows, macOS, Linux, Command line	Linux
Runs many Matlab scripts without changes Built-in 2D and 3D plotting	Arbitrary precision integers and rational numbers Broad coverage of linear algebra, number theory and statistics
Compatibility with Matlab is partial, not complete No equivalent of Matlab's commercial toolboxes beyond community packages	Symbolic calculation is very limited Linux only
Downloadable app	Downloadable app
Open source	Open source
License: GPL	License: GPL-3.0
No account 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.