GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework.
UIkit Alternatives
UIkit is described as 'A lightweight and modular front-end framework for developing fast and powerful web interfaces' and is a CSS Framework in the development category. There are more than 100 alternatives to UIkit, not only websites but also apps for a variety of platforms, including Self-Hosted, Mac, Windows and Linux apps. The best UIkit alternative is Bootstrap, which is both free and Open Source. Other great sites and apps similar to UIkit are Tailwind CSS, React, Bulma and Foundation.
Alternatives list
Structure is a declarative, Flexbox based grid framework. Structure defines layout using non-standard attributes on elements. (If you have used frameworks like AngularJS, you have already gotten some exposure to declarative syntax and non-standard attributes.
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

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
A set of completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS.
Cost / License
- Free
- Open Source
Platforms
- Online
- Self-Hosted
Developed for design, turretcss is a styles and browser behaviour normalisation framework for rapid development of responsive and accessible websites.

Frow is an HTML and CSS framework for creating quick, responsive, mobile-first projects on the web.

Gijgo is a set of free open source javascript widgets distributed under MIT License. All widgets are high performance and compatible with jQuery, jQuery UI, Bootstrap and Foundation.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
- jQuery

Bacuri is a minimalist framework that uses Material Design concepts, and has a plugin system to enhance its capabilities.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- npm
- Node.JS
- JavaScript
- Typescript
Comet UI is a collection of handcrafted, interactive, and accessible UI components that 10x dev speed. Made with Headless UI, Tailwind CSS, React, and Framer Motion.
Cost / License
- Pay once
- Proprietary
Platforms
- Online






















