Release: Plexus 0.4 out now
Plexus 0.4 starts with a completly rewritten core which is more flexible and customizable than before. The template system was simplyfied and all over the new system runs much faster due to many performance enhancements.
The main panel moved to the top, a component management backend lets you search for components and install them directly through the dialog. You can browse http://plexus.setanodus.net/Customize for available components.
A new plexus database tool shows you every datatype in your system and should give you more overview about your existing data.
On plexus.setanodus.net/Develop you find a documentation to create your own templates and components with plexus, there you can easy ask questions on the right side of every page.
Here is a fast made demo site with some wikipedia articles to show the posibilities of a basic setup:
More about download and install Plexus you learn here.