CSSNano is a modular CSS minifier that's composed of single-responsibility PostCSS plugins. It takes your formatted CSS and runs it through optimizers to make it as small as ...
Avoid the manual work of keeping your designs organized! PSD cleaner is a Photoshop plugin (for Adobe Photoshop CC 2014 and CC 2015) that automatically scans through your ...
Simple Hint is a CSS-only tooltip library. It has tons of features, including fade-in transitions, custom sizing, and more.
Sanitize.css allows you to render elements consistently across browsers. You can use current best practices out of the box.
PocketGrid is a pure CSS grid system that's tiny and powerful. It's fully responsive, flexible, semantic, and mobile-first.
Typebase.css is a minimalist, customizable stylesheet for your typography. There are both LESS and SASS versions, and it can be easily merged into modern web projects.
Recess is a simple code quality tool for CSS, built on top of LESS. It was built by Twitter to support their internal styleguide.