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.
Material Design for Bootstrap Alternatives
Material Design for Bootstrap is described as 'Free framework with 400+ UI elements, 600+ icons, CSS animations, SASS files, responsive layouts, various templates, tutorials, and support for multiple JS frameworks' and is a CSS Framework in the development category. There are more than 50 alternatives to Material Design for Bootstrap for a variety of platforms, including Web-based, Self-Hosted, Mac, Windows and Linux apps. The best Material Design for Bootstrap alternative is Bootstrap, which is both free and Open Source. Other great apps like Material Design for Bootstrap are Tailwind CSS, Bulma, Semantic UI and Foundation.
Alternatives list
Free and Premium Bootstrap 4 Admin Themes & UI Kits - Improve your app right now with one of our carefully crafted, easy to integrate Admin Dashboard Templates!.
Cost / License
- Freemium (Pay once)
- Proprietary
Platforms
- Online

Mini.css is an open-source CSS framework that's minimal (7KB gzipped), responsive and style-agnostic.
Yet Another Multicolumn Layout (YAML) is a modular CSS framework for truly flexible, accessible and responsive websites.
Mason is a feature-building platform where modern product teams design, build, and deploy front-end features together.
Cost / License
- Freemium (Pay once)
- Proprietary
Platforms
- Software as a Service (SaaS)


MasonAPI is the most popular SaaS alternative to Material Design for Bootstrap.
- MasonAPI is Freemium and Proprietary
Lite CSS is a simple but also unique web framework. The term 'Lite' expresses the simplicity but also how light the project is!
AdminKit is a professional Web UI Kit & Dashboard template based on Bootstrap that comes with hundreds of UI components, forms, tables, charts, pages and icons. AdminKit helps you to create your next Bootstrap even faster then before.
Cost / License
- Freemium (Pay once)
- Open Source (MIT)
Platforms
- Self-Hosted

I got tired of mODerN STylEs and clean pages on the internet. I also wanted to learn more about Flexbox and Less. So I made PaperCSS to solve these two challenges of mine :)
Shoelace.css is a starter kit and not a framework. Customizable through CSS variables, it doesn’t require Less, Sass, or any preprocessing at all. The minified version is only 35.3KB and much smaller when gzipped.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- BSD
We create premium website themes & templates for developers, businesses, and personal use with an emphasis on simplicity, consistency, and readability.
Cost / License
- Pay once
- Proprietary
Platforms
- Online
- Self-Hosted


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