* [NG-ZORRO 21.3.0](https://github.com/NG-ZORRO/ng-zorro-antd) – Enterprise-class Angular UI design system with 70+ high-quality components and theme customization.

* [Taiga UI v5.9.0](https://github.com/taiga-family/taiga-ui) – Fully-treeshakable Angular UI Kit with modular components, customizable styling, and strong TypeScript integration.

* [Konsta UI v5.1.0](https://github.com/konstaui/konsta) – Pixel perfect mobile UI components with iOS and Material Design for React, Vue, and Svelte using Tailwind CSS.

* [Lobe UI v5.15.0](https://github.com/lobehub/lobe-ui) – UI component library for building AIGC web applications.

* [Clarity Angular v18.0.0](https://github.com/vmware-clarity/ng-clarity) – Scalable, accessible, customizable design system and component library for Angular.

* [Marko @marko/runtime-tags@...](https://github.com/marko-js/marko) – HTML reimagined as a language for building dynamic and reactive user interfaces.

* [PrimeReact 10.9.8](https://github.com/primefaces/primereact) – Rich set of UI components for React.

* [ui5-webcomponents-react v2.22.0](https://github.com/UI5/webcomponents-react) – React implementation providing Fiori-compliant UI5 Web Components.

* [assistant-ui @assistant-ui/react-...](https://github.com/assistant-ui/assistant-ui) – TypeScript/React library providing composable primitives to build production-grade AI chat experiences with streaming, auto-scroll, accessibility, and broad provider support.

* [Vueless UI v1.4.10](https://github.com/vuelessjs/vueless) – Open-architecture UI library for Vue.js 3 and Nuxt.js 3/4 with Storybook and Tailwind CSS support.

* [Syncfusion React UI Components Library (Essential JS 2) v33.2.10](https://github.com/syncfusion/ej2-react-ui-components) – Lightweight and modular UI component library for building responsive web applications with React.

* [Syncfusion JavaScript UI Controls Library v33.2.10](https://github.com/syncfusion/ej2-javascript-ui-controls) – Library offering over 65 high-performance, lightweight, and modular UI components for modern web applications.

* [Ignite UI for Angular 21.2.6](https://github.com/IgniteUI/igniteui-angular) – Complete library of Angular-native, Material-based UI components including high-performance grids, charts, pivot grid, and dock manager.

* [Vaadin web components v24.10.3](https://github.com/vaadin/web-components) – Evolving set of high-quality web components for business web applications.

* [TailGrids @tailgrids/cli@1.4.0](https://github.com/TailGrids/tailgrids) – React UI component library built with Tailwind CSS offering 500+ production-ready components, blocks, and templates optimized for performance and accessibility.

* [svelte-tweakpane-ui v1.5.17](https://github.com/kitschpatrol/svelte-tweakpane-ui) – Svelte components wrapping Tweakpane UI elements with added features for reactive and type-safe control integration.

* [PlayCanvas UI (PCUI) v6.1.4](https://github.com/playcanvas/pcui) – User interface component library providing styled elements for building web-based tools and forms.

* [Vexip UI v2.3.40](https://github.com/vexip-ui/vexip-ui) – Vue 3 component library with full TypeScript support and high customizability.

* [Ultraviolet Core @ultraviolet/form@6....](https://github.com/scaleway/ultraviolet) – Set of packages and tools to build fast and efficient applications with React components.

* [Sistent Design System v0.21.18](https://github.com/layer5io/sistent) – Design system providing reusable components and guidelines for consistent, accessible, and delightful product experiences.

* [Wonder Blocks @khanacademy/eslint-...](https://github.com/Khan/wonder-blocks) – Design system providing React components for building user interfaces.

* [Indielayer UI @indielayer/ui@1.18....](https://github.com/indielayer/ui) – Vue 3 and Nuxt 3 UI component library built with Tailwind CSS for rapid web app prototyping.

* [Plone Mockup 5.6.4](https://github.com/plone/mockup) – JavaScript UI library providing Patternslib-based widgets, apps, and UI patterns for the Plone Classic UI.

* [SVAR Svelte Core v2.5.3](https://github.com/svar-widgets/core) – Set of lightweight, responsive Svelte UI components including form controls, popups, date/time pickers, and notifications.

* [Kdan UI release-2026.0004](https://github.com/kdan-mobile-software-ltd/kdan-ui-revamp) – React and TypeScript component library with styled-components, Storybook, and Rollup-based build for a web design system.