Bootstrap - Simple and flexible HTML, CSS, and JS for popular UI components and interactions
Open Designs - Open Designs is an open source web design gallery with over 2000 free website templates that help to make the global internet a prettier place.
Element UI - A Desktop UI Library. Element, a Vue 2.0 based component library for developers, designers and product managers.
WrapBootstrap - WrapBootstrap is a marketplace for premium Bootstrap themes and templates.
Responsive Grid System - Spectacularly Easy Responsive Design
ThumbZilla - Awesome thumb stomping and kicking action game.