Roop.knurd.in-archive is a project mainly written in JAVASCRIPT and RUBY, it's free.
Roop's website
A Jekyll setup started based on: http://articles.sitepoint.com/article/jekyll-sites-made-simple/2
To preview the site: jekyll --server --auto
To update the site: jekyll && appcfg.py update . (login as: [email protected])