Example of a encina-reports directory (with multiple projects analyzed) using the last published version. (You may have to wait ~10 seconds till the Heroku server is woken up)
Backend: Python for the data analysis, Node.js, CoffeeScript, Stylus (nib)
Frontend: Angular.js, D3.js, Bootstrap, Require.js, Lodash.js, jQuery (UI), Moment.js