Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Online
- React
- Sketch
Eva Design System is described as 'Free and open-source, customizable design system. Available for Sketch with Mobile and Web component libraries' and is an app in the development category. There are more than 50 alternatives to Eva Design System for a variety of platforms, including Web-based, Self-Hosted, Mac, Windows and Linux apps. The best Eva Design System alternative is Bootstrap, which is both free and Open Source. Other great apps like Eva Design System are Tailwind CSS, Bulma, Semantic UI and Foundation.
Free and premium components, elements and layouts Beautifully crafted with Tailwind CSS — Simple & easy to customise.


BareCSS is a CSS only framework that styles frequently used HTML tags without the need for classes. It also provides a few utilities such as a responsive grid and CSS only tooltips.
FlyonUI is designed to combine the best of both worlds: the aesthetic appeal of semantic classes and the powerful functionality of JS plugins.

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.