This is the reference implementation of the Jesktop API project 

Jesktop can be downloaded from here:

1/4MB Jesktop zip using XML/NanoContainer to launch
1MB Jesktop zip using Groovy/NanoContainer to launch

Take the Jesktop zip file, unzip it, execute "run". Then open the "Simple Installer" tool and paste in a link from this page - Jesktop apps This should hot install applications. There are a couple of applications that come with Jesktop from the Apache site - "Explorer" and some miscellaenous apps - here.

The usual two forms : zip and tar.gz

Jesktop source in Zip form
Jesktop source in tar.gz form

Applications for Jesktop are listed on the www.jesktop.net website.