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jQuery Mobile is a HTML5-based user interface system designed to make responsive web sites and apps that are accessible on all smartphone, tablet and desktop devices.

Provides views, controls, and layout structures for declaring your app's user interface. The framework provides event handlers for delivering taps, gestures, and other types of input to your app.

Material design for React Native.

React-inspired Swift library for writing UIKit UIs.

It allows you to define efficient React components using nothing but plain ClojureScript functions and data, that describe your UI using a Hiccup-like syntax.

Weex renders code in native widgets in Android & iOS and helps preserve the quality of user experience on critical platforms.

An open source project which aims to bring Material Design to Android through React Native by Facebook. The library is made up of many components, which can be found in the sidebar.

react-native-ui-kitten is a framework that contains a set of commonly used UI components styled in a similar way. The main idea of this framework is to move style definitions into a specific place making components reusable and styled in a single way. You just focus on business logic and it takes care of visual appearance.

Not CSS. Instead of trying to force UIKit to fit CSS syntax, properties, conventions and constructs. Classy is a stylesheet system built from the ground up to work in harmony with UIKit. It borrows the best ideas from CSS and introduces new syntax, conventions and constructs where appropriate.

ComponentKit is an Objective-C++ view framework for iOS that is heavily inspired by React. It takes a functional, declarative approach to building UI. It was built to power Facebook's News Feed and is now used throughout the Facebook iOS app.

ChocolateChip-UI is a framework for making mobile Web apps. It has three components: semantic HTML5 markup, CSS and JavaScript.

Reapp is everything you need to build amazing apps with React: a collection of packages that work together, our UI kit, and a CLI that scaffolds your app and includes a server and build system.

Reactant is a foundation for rapid and safe iOS development. It allows you to cut down your development costs by improving reusability, testability and safety of your code, especially your UI.

React-Virgin is a boiler plate UI kit for your React-Native projects.