Carlos Cuéllar UX Designer

A prototyping tool for animation and interaction on desktop and mobile.

The definitive front-end performance guide

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Tons of books, articles, photos, tweets, music, movies… Yes, we are surrounded by an overload of information, noise and crap. And it’s getting worse, way worse. If you are a creator, please don’t be part of that huge pile of crap. Be passionate about your work and create something useful.

Style Tiles are a design deliverable consisting of fonts, colors and interface elements that communicate the essence of a visual brand for the web.

A web-book about a modern design process

Serve is a small Rack-based web server and rapid prototyping framework for Web applications (specifically Rails apps).

Short guide about using SMACSS in a Rails project

Introduction article to Scalable and Modular Architecture for CSS (SMACSS)

Slides about some problems solved related to CSS Performance at GitHub.