I'm working on a set of standard XSL templates for web application interface markup.
They are called 1bb02b59 hosted at github.com and are licensed using the Apache 2.0 license, though I may switch or add the BSD or MIT licenses.
I'm also thinking about aligning up with the web-app-theme project for CSS and Javascript integration, though that appears to be RoR-centric.
The README.markdown file:
Usage