Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
Variable Grid System Alternatives
Sites and apps similar to Variable Grid System include Bootstrap, which is free and open source. Other options are Tailwind CSS, Semantic UI, Foundation and Material UI. There's no shortage of CSS Frameworks like Variable Grid System, with more than 50 alternatives for self-hosting, Mac, Windows, Linux and Android.
Alternatives list
Topcoat is a brand new open source CSS library designed to help developers build web apps with an emphasis on speed. It evolved from the Adobe design language developed for Brackets, Edge Reflow, and feedback from the PhoneGap app developer community.
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)
Since
- Since 2019
United States

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.



Flat UI Pro is made on the basis of Twitter Bootstrap in a stunning flat-style, and the kit also includes a PSD version for designers. Flat UI Pro contains a huge number of basic components, icons and glyphs.
Cost / License
- Paid
- Proprietary
Since
- Since 2013
HTML KickStart is a ultra–lean set of HTML5, CSS, and jQuery (javascript) files, layouts, and elements designed to give you a headstart and save you a lot of hours on your next web project.
Cost / License
- Free
- Proprietary
Since
- Since 2012
Alerts
- Discontinued
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 typeApplication types
Since
- Since 2013
Alerts
- Discontinued
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
Since
- Since 2012
































