Quoting the JASP website,
JASP is an open-source project supported by the University of Amsterdam.
JASP has an intuitive interface that was designed with the user in mind.
JASP offers standard analysis procedures in both their classical and Bayesian form.
Availability:
Licence Details:
JASP itself consists of two different executables which are licensed under slightly different terms.
The JASP-Engine, where our R code runs, is distributed under GNU GPLv2
But the JASP-Desktop, the user interface, is distributed under GNU Affero GPL v3
Source:
