Cost / License
- Free
- Open Source (MIT)
Application type
Platforms
- Mac
- Windows
- Linux
- Online
United States


UI framework offering over 50 UI elements and 3000+ CSS variables. Integrates with React, Angular, and more, providing responsive design and easy theming.






Simple. Built on open source. The responsive front-end library based on Google's Material Design.




Avalonia is a WPF-inspired cross-platform XAML-based UI framework providing a flexible styling system and supporting a wide range of platforms including: Windows, Linux (desktop & embedded), macOS, Android, iOS and Browser.




MauiKit is a framework based on QQC2 and Kirigami, that helps to create convergent applications that run on GNU Linux and Android, based on the Maui HIG. MauiKit is an open source framework to make the applications look good, made by .
Elm aims to make web development more pleasant. Elm is a type-safe, functional reactive language that compiles to HTML, CSS, and JavaScript.
Element, a Vue 2.0 based component library for developers, designers and product managers.
Beautifully designed, expertly crafted components and templates, built by the makers of Tailwind CSS. The perfect starting point for your next project.

SwiftTUI is a Swift framework for building terminal user interfaces on macOS, Linux, and Windows. You write View types with @State, stacks, controls, focus, gestures, and animation — the declarative model SwiftUI has proven at platform scale — and the framework owns layout...




UI component infrastructure and Material Design components for mobile and desktop Angular web applications.


Fomantic UI is a modern front-end development framework that helps create beautiful, responsive layouts using human-friendly HTML.




SwiftUI is an innovative, exceptionally simple way to build user interfaces across all Apple platforms with the power of Swift.

Hexo is a fast, simple and powerful blog framework powered by Node.js which have extensive plugins selections for a Static Site Generator and a great communities.
The Qt for Python project aims to provide a complete port of the PySide module to Qt.

GNUstep's core framework provides open source version of the Cocoa's (formerly known as OpenStep from NeXT) APIs and tools for as many platforms as possible.

Create beautiful, responsive & accessible web apps quickly with Vue or Nuxt. Nuxt UI is an open-source UI library of 100+ customizable components built with Tailwind CSS and Reka UI.




Doodle helps you create beautiful, modern apps entirely in Kotlin. Its render model is intuitive yet powerful, making it easy to achieve complex UIs with pixel level precision and layouts. This simplicity and power applies to everything from user input to drag and drop.


Bacuri is a minimalist framework that uses Material Design concepts, and has a plugin system to enhance its capabilities.
Front-end framework with a built-in dark mode and full customizability using CSS variables; great for building dashboards and tools.