A front-end design toolkit for developing web apps
qooxdoo - Universal JavaScript Framework
Bootstrap 5 & Material Design 2.0 UI KIT
.NET MAUI is the .NET Multi-platform App UI
Angular, Vue, React, Web Components, Blazor, Javascript, jQuery, etc.
The backbone framework
Tool to create rich, responsive UIs with JavaScript
A utility-first CSS framework for rapid UI development
Build beautiful web-based analytic apps, no JavaScript required
Meteor, the JavaScript App Platform
React Native's Animated library reimplemented
Extensible low-code framework for building business applications
The web framework for content-driven websites
Bootstrap components built with React
Vue.js is a progressive, incrementally-adoptable JavaScript framework
Classic modular front-end UI framework
A powerful cross-platform UI toolkit for building native-quality apps
.NET bindings for the Chromium embedded framework
Create web-based user interfaces with Python
A cross-platform framework using Vue.js
Lightweight modular front-end framework for developing web interfaces
Build mobile apps with React
The application worker driven frontend framework
Full featured HTML framework for building iOS & Android apps
Tabler is free and open-source HTML Dashboard UI Kit