It has been some time since the last release. Of course we never stopped working, as you can tell if you look at the change log:
Apart from major upgrades to JDesigner and Jarnac, there is full support for the newly released Layout package. Additionally, Level 3 models using the Hierarchical Modeling (i.e. comp) Package can be automatically flattened for use in our simulators. Also an import option has been added to many modules, so that COPASI files can be opened.
The new windows installer can be downloaded from:
Or obtained from the update program.