Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
Unsemantic CSS Framework Alternatives
Unsemantic CSS Framework is described as 'Unsemantic is a fluid grid system that is the successor to the 960 Grid System. It works in a similar way, but instead of being a set number of columns, it's entirely based on percentages' and is a CSS Framework in the development category. There are more than 50 alternatives to Unsemantic CSS Framework for a variety of platforms, including Web-based, Self-Hosted, Mac, Windows and Linux apps. The best Unsemantic CSS Framework alternative is Bootstrap, which is both free and Open Source. Other great apps like Unsemantic CSS Framework are Tailwind CSS, Semantic UI, Foundation and UIkit.
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.
Topcoat is the most popular Windows, Mac & Linux alternative to Unsemantic CSS Framework.
- Topcoat is Free and Open Source
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
Platforms
- Self-Hosted
- Sketch

Spectre.css is a lightweight, responsive and modern CSS framework for faster and extensible development.
This project's goal is to be able to create a fully accessible material design styled website using React Components and Sass.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted

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
Platforms
- Online
GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework.
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
Alerts
- Discontinued
Platforms
- Online
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
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





















