The Squidy Interaction Library eases the design of "post-WIMP" user interfaces by unifying various device drivers, frameworks and tracking toolkits in a common library and provides a central and easy-to-use visual design environment. www.squidy-lib.de
The buildERproject is intended to meet the need to represent visually relationships between entities. Entities could be any abstract concept, but more than likely related to database entities.
Excellent addition to any application, the ProjessUpdater Application Extension (PAE) can be applied to assist in end-user updates and downloads from a centralized location. The suite consists of an open-source client and a server.