- PhantomCSS - Visual/CSS regression testing with PhantomJS.
- WraithJS - A responsive screenshot comparison too.
- Hologram - A markdown based documentation system for style guides.
- Cortana - Nice theme for Trulia's Hologram styleguide generator.
- CSSCombJS - CSS coding style formatter.
- Rizzo - Lonely Planet's living style guide. Really, really neat!
- A Maintainable Styleguide - Great article by @ianfeather about how he built Rizzo.
- CSSTest - The why and how of CSS testing.
- Flexbox Cheatsheet - by @JoniTrythall.
- BBC Responsive Design Blog - Where BBC News developers blog about responsive design.
- jQuery Waypoints - Waypoints is a jQuery plugin that makes it easy to execute a function whenever you scroll to an element.
- Polymer - Web Component polyfill developed by Google.
- Cubic-Bezier.com - Create custom cubic bezier curves. built by @leaverou
- UnCSS - Remove unused styles from CSS.
- Kaidan - A simple script for take screenshots of pages at different resolutions.
- Breakpoint-Sass - Really Simple, Organized, Media Queries with Sass.
- Susy - Great Sass grid lib. "YOUR MARKUP, YOUR DESIGN, YOUR OPINIONS | OUR MATH."
- CSS For Grownups - Audio and slides from Andy Hume's SXSW 2012 presentation, CSS for grownups: maturing best practises
- JPEGMini - Reduce photo file size by up to 5x, without compromising quality.
- Create Your Own Starter Files by @emilylewis
- Design the Code, Not Pixel-Perfect Comps by @katiekovalcin
- Goodbye Floats! Hello, CSS Flex & Grid Layouts! by @webq2
- Adaptive Images in RWD by @teleject
- Become a Sublime Text Power User by @wesbos
- Modern Layouts: Getting Out of our Ruts by @jensimmons
- A Vision for Style Guides in 2015 by @hagenburger
- Building Responsive Sites Without Bottlenecks by @andresgalloyup
- Building RWD with Sass by @taupecat
- CSS, Accessibility, and You by @feather
- Embracing Performance Optimization by @jonbellah
- OOCSS in the Real World by @jamiestrachan
- Animating SVGs with CSS by @tessaharmon
- Hyper-Optimized Workflow with Grunt, LESS, Autoprefixer, UNCSS, and more by @jlengstorf
- Raising a Banner for Front-End Architecture by @micahgodbolt
- Animation Story Telling with HTML5 and CSS3 by @rachelnabors
- Responsive Typography by @jpamental
- Let's Get Testable by @aliciability
- Basic Transitions & Animations Deep Dive by @estellewv
- Refactoring CSS: Programming Principles for Designers by @johnwlong
- CSS Architecture by @snookca
- Web Components and Modular CSS by @andrewrota
- Layout Design Patterns by @pixel_whip
- Yo! CSS! by @snugug
- https://gist.github.com/jessabean/c17438f91d3621c279b6
- https://github.com/jina/refactoring/blob/master/exercise/README.md
- http://rachelbeserdesign.com/cssdevconf2014/
Disclaimer: Some of this is borrowed from other attendee notes