new-stuff-manager is a program that runs in the background and and downloads /installs plugins. It can be used by any application through its D-Bus interface.

Everything else you might want to know is available at
http://www.k-d-w.org/clipboard/NewStuffManager/

Changes:
* Re-written in C#
* The author element will now be stored directly in an serializable dictionary
* Changed directory structure. new-stuff-manager sources moved to src/
* Added: Create $(datadir)/new-stuff-manager/specs on install
* Removed cachedir variable, changed the way how directories are expanded and added configuration summary
* Supplying a a plugin id that isn't in the repository doesn't throw an exception anymore. Instead, it's just ignored
* Installation is aborted, if checksum or signature is invalid
* Added API documentation

Download it at
http://www.k-d-w.org/clipboard/NewStuffManager/new-stuff-manager-0.2.1.tar.gz

P.S.: To see new-stuff-manager in action download http://www.k-d-w.org/clipboard/deskbar/install-nsm.sh to patch Deskbar-Applet