The U.S. Web Design System helps the federal government build fast, accessible, mobile-friendly websites.
Smarter defaults for colors on the web.
A repo to organize the guidelines and best practices for accessibility at 18f.
YAML (Yet Another Multicolumn Layout) is a modular CSS framework for truly flexible, accessible and responsive websites. It is based on Sass and has a very slim framework core that weights only ~6kB.
If you see an error or omission or if you have any other comments, please let us know