https://mindfusion.eu/_beta/jdiagram21.zip

This version contains two new layout classes. OrthogonalLayout, which arranges the items like this:


and CircularLayout:


Note that the OrthogonalLayout class available in previous versions, which actually arranges only the links while preserving node positions, is now called OrthogonalRouter.

Even if you don't try any new features, it would still help us a lot to check if your existing applications run fine with this beta version. Many thanks to anyone who tries it!