The JUN graphics package is currently published as GPL source code. The most recent update to this package was in 2015.
SageTea Software intends to continue internal development of this package. We plan to release these improvements through the open source SageTea Developer Kit or through commercial agreements.
The new graphics package will be called SAGETEAUX (ie SAGETEA UX).
We are providing this notice on March 11, 2019. If anyone has any issues or concerns for this, please contact us. Our contact details are listed in the contacts section on this website.