Stars
🍿 A cross-browser library of CSS animations. As easy to use as an easy thing.
Iconic font aggregator, collection, & patcher. 3,600+ icons, 50+ patched fonts: Hack, Source Code Pro, more. Glyph collections: Font Awesome, Material Design Icons, Octicons, & more
Monospaced font family for user interface and coding environments
Skeleton: A Dead Simple, Responsive Boilerplate for Mobile-Friendly Development
Automatically add a progress bar to your site.
A showcase of problems once hard or impossible to solve with CSS alone, now made trivially easy with Flexbox.
A drop-in collection of CSS styles to make simple websites just a little nicer
A CSS only tooltip library for your lovely websites.
The Most Complete React UI Component Library
Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.
Low-level CSS Toolkit – the original Functional/Utility/Atomic CSS library
A modular minifier, built on top of the PostCSS ecosystem.
Design and development standards to align and guide your project.
Unobtrusive page transitions with jQuery.
JavaScript, SCSS, Sass, Less, and Stylus helpers for rendering high-resolution image variants
Get the rocks out of your socks! Assemble makes you fast at web development! Used by thousands of projects for rapid prototyping, themes, scaffolds, boilerplates, e-books, UI components, API docume…
👜 A beautiful CSS library to kickstart your projects
Powerful, scalable, Sass-based, BEM, OOCSS framework.
A simple and easy jQuery plugin for CSS animated page transitions.
Sans serif font family for user interface environments
Halfmoon is a highly customizable, drop-in Bootstrap replacement. It comes with three built-in core themes, with dark mode support for all themes and components.
Underscores + Bootstrap = Understrap, the renowned open-source WordPress starter theme.