* Routing: Requests to function-call mapping with support for clean and dynamic URLs. * Templates: Fast and pythonic built-in template engine and support for mako, jinja2 and cheetah templates. * Utilities: Convenient access to form data, file uploads, cookies, headers and other HTTP-related metadata. * Server: Built-in HTTP development server and support for paste, fapws3, bjoern, gae, cherrypy or any other WSGI capable HTTP server.

* Declarative Bindings: Easily associate DOM elements with model data using a concise, readable syntax * Automatic UI Refresh: When your data model's state changes, your UI updates automatically * Dependency Tracking: Implicitly set up chains of relationships between model data, to transform and combine it * Templating: Quickly generate sophisticated, nested UIs as a function of your model data