> I was wondering how Ada would measure up in creating the 2 following
> things:
>
> an OS (real time or not)

http://www.AdaOS.org

> a Graphical User interface (basically make my own windows for example).

http://www.topgraphx.com/xinada.htm

--
Wes Groleau
http://freepages.rootsweb.com/~wgroleau