I've almost finished my first Umbraco project, which is probably the most awesome CMS I've ever seen. In case you've been under a rock (which, after having rooted around this thing, I am starting to feel like), Umbraco is a brilliant, ingenious, pure-XML-powered .NET CMS - sorry to say, but much better than DotNetNuke, and fully validates with XHTML 1.1 due to it's XML nature. It supports nested master pages, Intellisense with Visual Studio, custom user controls, XSLT rendering, Web Services and...