Spectre.css : Spectre.css is a lightweight, responsive and modern CSS framework for faster and extensible development.
lightweight and clean starting point for your...
Sizzy : A tool for developing responsive websites crazy-fast.
Open sourced : https://github.com/kitze/sizzy
Pure : A set of small, responsive CSS modules that you can use in every web project.
InK - Interface Kit : Ink is a set of tools for quick development of web interfaces.
