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Cantor vs nteract: catalog facts
Cantor	nteract
Free Free KDE application.	Free Free and open source under the BSD-3-Clause license.
Windows, Linux	Windows, macOS, Linux
One worksheet interface for many maths and statistics backends Supports Maxima, R, Octave, Python, Sage and more	Opens notebooks as native desktop documents No browser-based server to launch
The backends themselves must be installed separately Less widely used than Jupyter notebooks	Requires compatible Jupyter kernels installed Niche compared with browser-based Jupyter
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: BSD-3-Clause
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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