The best alternative to Semantic UI is Bootstrap, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Semantic UI and 19 are so hopefully you can find a suitable replacement. Other interesting alternatives to Semantic UI are Foundation, Element UI, Materialize and Kendo UI.
Bootstrap is a open-source collection of tools for creating browser sites and applications. It contains HTML and CSS-based design templates for typography, forms, buttons, charts, navigation and other interface components, as well as optional JavaScript extensions.
Foundation, a responsive front-end framework by Zurb, includes customizable HTML, CSS, and JS resources, enabling the creation of semantic, device-friendly websites and emails, promoting accessibility and content focus, with tools for designers and developers.
Element, a Vue 2.0 based component library for developers, designers and product managers.
Simple. Built on open source. The responsive front-end library based on Google's Material Design.
Kendo UI is JQuery-based framework for rich UI, build HTML5 apps that look native on any device, build desktop and mobile applications for any browser.
Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
Beautifully designed, expertly crafted components and templates, built by the makers of Tailwind CSS. The perfect starting point for your next project.
Free framework offering 400+ UI elements, 600+ icons, numerous CSS animations, responsive design, SASS files, customizable templates, comprehensive tutorials, active community, detailed documentation, and support for jQuery, Angular, React, and Vue.
Material Bread is a Material component library for React and React Native covering mobile, desktop platforms and the web. Featuring full documentation with storybook for easy code samples and a robust set of...
Riot lets you build user interfaces with custom tags using simple and enjoyable syntax. It uses a virtual DOM similar to React but faster. Riot is very tiny compared to industry standards. We think there is a clear need for another UI library.
Wee is an extensible front-end web development framework for building responsive websites using Less CSS paired with a powerful JavaScript library.
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Both are front end frameworks, but Foundation is more popular and widely used.