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GNU PSPP vs JASP: catalog facts
GNU PSPP	JASP
Free Free software under GPL-3.0-or-later, with no paid add-ons.	Free Free and open source.
Linux, Command line	Windows, macOS, Linux
Familiar to SPSS users No limits on cases or variables and no expiring licence	Classical and Bayesian versions of standard analyses Results update dynamically
Does not support every SPSS feature Interface is plainer than commercial statistics packages	Covers standard procedures rather than every specialised method Less scripting flexibility than R or Python
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License not stated
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.