The release news has come up on the Imprudence blog today. Imprudence 1.3.0 RC1 Released
There are Windows, Linux, and Mac Intel versions. I’ll get a review as soon as I have time. But, Imprudence does a good job of getting new features listed in there blog.
It may just be me but when I rez a new cube it comes in with all dimensions set to zero, which means it is invisible. Set the dimensions to something more than 0.0000 and it becomes visible.