Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.
Simple Grid Alternatives
Simple Grid is described as 'A simple, lightweight, responsive, 12-column grid and container system for your website' and is an app in the development category. There are more than 50 alternatives to Simple Grid for a variety of platforms, including Web-based, Self-Hosted, Mac, Windows and Linux apps. The best Simple Grid alternative is Bootstrap, which is both free and Open Source. Other great apps like Simple Grid are Tailwind CSS, Bulma, Semantic UI and Foundation.
Alternatives list
A unified, HTML5-based user interface system for all popular mobile device platforms, built on the rock-solid jQuery and jQuery UI foundation. Its lightweight code is built with progressive enhancement, and has a flexible, easily themeable design.
Cost / License
- Free
- Open Source
Alerts
- Discontinued
Platforms
- Online
- jQuery


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)
Platforms
- Self-Hosted
- Sketch

- 89 Spectre.css alternatives
Spectre.css is a lightweight, responsive and modern CSS framework for faster and extensible development.
Cost / License
- Free
- Open Source
Platforms
- Online
- LESS
- jQuery
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.



Simple. Robust. Responsive. Flexible.
Based on Flexbox (CSS Flexible Box Layout Module), Gridlex is a very simple css grid system to quickly create modern layouts and submodules.

Mobile Angular UI is a mobile UI framework just like Sencha Touch or jQuery Mobile. If you know Angular JS and Twitter Bootstrap you already know it!
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- 53 MUI alternatives
MUI is a lightweight HTML/CSS/JS framework that follows Google's Material Design guidelines.



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







































