A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.
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Our original Web Component library.
Lit is a simple library for building fast, lightweight web components.
- lit-html
- lit-element
- html-templates
- lit
Fluent UI web represents a collection of utilities, React components, and web components for building web applications.
- react
- react-components
- office-ui-fabric
- microsoft
The AMP web component framework.
TranslatedWeb Components Framework
A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, (+ more) and traditional web applications from a single, framework-agnostic codebase.
- typescript
- stencil
- stenciljs
- ionic
Material Design Web Components
- component-
- design-system
- lit
- lit-element
A data visualization and analytics component, especially well-suited for large and/or streaming datasets.
- webassembly
- data-visualization
- real-time
- analytics
Collection of custom elements that appear hand drawn. Great for wireframes or a fun look.
- webcomponents
- lit-element
- wireframes
- wireframe
The adaptive interface system for modern web experiences.
- design-systems
- design-architecture
- component-architecture
- component-library
Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.
- passkeys
- webauthn
- fido2
- authentication
Mobile app development framework and SDK using HTML5 and JavaScript. Create beautiful and performant cross-platform mobile apps. Based on Web Components, and provides bindings for Angular 1, 2, React and Vue.js.
Easily display interactive 3D models on the web and in AR!
- 3d-models
- gltf
- model-viewer
- glb
Universal icon framework. One syntax for FontAwesome, Material Design Icons, DashIcons, Feather Icons, EmojiOne, Noto Emoji and many other open source icon sets (over 200 icon sets and ~300k icons). SVG framework, React, Vue and Svelte components!
The AI-native JSON Gantt chart engine. Dependency-free interactive timelines with React, script-tag, CLI, topological DAG solver, and formal JSON schema.
- ai-tools
- critical-path
- dag
- data-visualization
🧩 Content editing tech stack for the web - BlockSuite is a toolkit for building editors and collaborative applications.
- block
- collaboration
- crdt
- editor
A web component for visual art and creative coding
- css
- patterns
- web-component
- css-doodle
Ultra-lightweight, zero dependency, semantic HTML, CSS, JS UI library. ~10KB min+gz.
- component-library
- css-framework
- ui-components
- ui-design
Material Design 3(Material You) UI components using Web Components.
- css
- javascript
- material
- material-design
LEGACY REPO. This repository is for maintenance of the legacy LitElement library. The LitElement base class is now part of the Lit library, which is developed in the lit monorepo.
Web component extensions to the standard <time> element.
- web-components
- custom-elements
- timezone
- localization
Fully customizable AI chatbot component for your website
Deprecated in favour of Video.js 10; security fixes only until January 2028. UI components and hooks for building video and audio players on the web.
- player
- web-components
- html
- javascript