Skeleton is a small collection of CSS & JS files that can help you rapidly develop sites that look beautiful at any size, be it a 17" laptop screen or an iPhone. Skeleton is built on three core principles:
Refills Alternatives
Refills is described as 'Are prepackaged patterns and components, built on top of Bourbon, Bitters and Neat' and is a CSS Framework in the development category. There are more than 50 alternatives to Refills, not only websites but also apps for a variety of platforms, including Self-Hosted, Mac, Windows and Linux apps. The best Refills alternative is Bootstrap, which is both free and Open Source. Other great sites and apps similar to Refills are Tailwind CSS, Semantic UI, Foundation and UIkit.
Alternatives list
CSS-in-JS with build time generated styles, RSC compatible, multi-variant support, and best-in-class developer experience.

- 63 shadcn-ui alternatives
A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open source. Open code.

Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
Eva Design System is a free and open-source, customizable design system. Available for Sketch with Mobile and Web component libraries.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
- Sketch

- 89 Spectre.css alternatives
Spectre.css is a lightweight, responsive and modern CSS framework for faster and extensible development.
Little Widgets is a collection of beautifully designed HTML website widgets and popups. It’s coded, responsive, animated and ready to use on your website.



GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework.
Responsable is a responsive HTML CSS LESS SCSS framework with clean markup, normalized CSS, and responsive images. It allows for nested columns for easy grid nesting and customization, and provides base styles for forms, tables, and typography for faster startup on your projects.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux


+5
The Goldilocks Approach to Responsive Web Design - A good starting point for design that takes device resolution out of the equation.
Cost / License
- Free
- Open Source
Platforms
- Online






































