JSPM

use querySelector syntax to search for nodes inside of (nested) shadow roots

Unofficial Figma spec viewer: Live Embed Kit - Live + Guidelines + Inspector

Use Happy DOM globally in a Node.js environment for testing.

A tiny framework agnostic color picker element for modern web apps

HTML Custom Elements Polyfill

The HTML touch slider carousel with the most native feeling you will get.

Web Components Polyfills

Polyfill for Scoped CSS

A free, flexible and high-quality Web Component for showing large amounts of tabular data

#### 🔎 [Examples](https://github.com/WalletConnect/web3modal-examples)

An extension of DOM-testing-library to provide hooks into the shadow dom

<!-- [=> See Source <=](../../docs/analyzer/index.md) -->

ESLint plugin for Web Components

[](https://github.com/alenaksu/json-viewer/releases) [](https://www.npmjs.com/package/@alenaksu/json-viewer) [![downlo

Scoped CustomElementRegistry Polyfill

A javascript, stylesheet and webcomponent injection plugin for Gulp, i.e. inject file references into your index.html

Bundles of components and dependencies

#### 🔗 [Website](https://web3modal.com)

URDF Loader for THREE.js and webcomponent viewer

A free, flexible and high-quality Web Component for showing large amounts of tabular data

Small vanilla javascript that feature detect the :focus-within pseudo selector and polyfills it with a standard css class if necessary.

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

Shadow DOM polyfill

Vaadin components is an evolving set of free, open sourced custom HTML elements for building mobile and desktop web applications in modern browsers.

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

import CSS files as tagged template literals

Import CSS files as tagged template literals

Web components to easily build and display fake Discord messages on your webpages.

React bindings for @derockdev/discord-components-core

Ignite UI for Web Components is a complete library of UI components, giving you the ability to build modern web applications using encapsulation and the concept of reusable components in a dependency-free approach.

Automatically generate the style-wrapper that is required for LitElement, simply by importing the CSS/SCSS file

WebComponents UI Libraries

Plugin for custom element manifest parser to handle import aliases

This library provides a set of Angular components that wrap the [@ui5/webcomponents](https://sap.github.io/ui5-webcomponents) library. Each component is fully compatible with the original UI5 Web Components and can be used in the same way. Additionally, t

A vite plugin to inject css into web components' shadow dom

Contains all web components that belong to KoliBri - The accessible HTML-Standard.

A custom element wrapped rich text editor

A lightweight, efficient and powerful micro front-end framework

Collection of webcomponents underlying TEI Publisher

HTML Imports polyfill

Minify HTML tagged template literals with esbuild

Custom-elements.json is a file format that describes custom elements. This format will allow tooling and IDEs to give rich information about the custom elements in a given project. It is, however, very experimental and things are subject to change. Follow

Ridiculously simple zero-config markdown displayer

Vaadin components is an evolving set of free, open sourced custom HTML elements for building mobile and desktop web applications in modern browsers.

This library implements functions to use the adopted style of web components for multiple themes.

Web components to easily build and display fake Discord messages on your webpages.

Komponentbiblioteket til Punkt, et designsystem laget av Oslo Origo

Type definitions for yokowasis webcomponents custom elements

Event delegation library with support for Web Components.

Contains the style guides and themes of various corporate designs for KoliBri - The accessible HTML-Standard.

Material Design icons aofl web components

Vaadin Elements is an evolving set of open source custom HTML elements for building mobile and desktop web applications in modern browsers.

React framework adapter for KoliBri - The accessible HTML-Standard.

```bash # 安装 npm install

Vaadin components is an evolving set of open sourced custom HTML elements for building mobile and desktop web applications in modern browsers.

Web Components &amp; Custom Elements for Professional Web Applications

### 🏗️ Develop

AI-driven Code Generation and Source Analysis Web Component

Crayons i18n Library

Minimalistic library for creating Web Components

OpenUI5 UI Library sap.ui.webc.main

OpenUI5 UI Library sap.ui.webc.common

Contains the default theme for KoliBri - The accessible HTML-Standard.

React bindings for @skyra/discord-components-core

A free, flexible and high-quality Web Component for showing large amounts of tabular data

Storybook plugin for Stencil

Preact framework adapter for KoliBri - The accessible HTML-Standard.

React 19 framework adapter for KoliBri - The accessible HTML-Standard.


Vue framework adapter for the KoliBri accessible web component library (@public-ui).

The HTML touch slider carousel with the most native feeling you will get.

Base Elements for Nightingale Components

Scaffolding Tool for the fusion of lit with tailwind. DRY development in the speed of light with the zero configuration build tool parcel, playwright and jest testing. jenkinsCI ready.

Use Happy DOM for server-side rendering (SSR) or as a static site generator (SSG).

OpenUI5 UI Library sap.ui.webc.fiori

Solid framework adapter for KoliBri - The accessible HTML-Standard.

Hydrate function for KoliBri - The accessible HTML-Standard.

Stencil web components for Feedlog Toolkit - Data visualization components

React framework standalone adapter for KoliBri - The accessible HTML-Standard.

[](https://badge.fury.io/js/igniteui-docfx-template)

SVG library for transitioning numbers with motion blur

React Hook Form adapter for KoliBri - The accessible HTML-Standard.

use querySelector syntax to search for nodes inside of (nested) shadow roots

input for numeric values

A pattern for polymer elements to create a picker for an input

Open Source UI Toolkit

Sequence component for the Nightingale tool

Core components for Malga Checkout

data-loader Custom Element to load data declaratively

All DuskMoon custom elements in one package

WebComponents UI implementation

PostCSS plugin to make :host selector works properly with pseudo-classes

Event bus component for Nightnale

React components for Chatwoot messaging interface with Vue Web Components

Basic track type of the viewer.

an input for date and time

Pure CSS atom animation custom element

Angular (v19) framework adapter for KoliBri - The accessible HTML-Standard.

Use lasso selection tool

Navigation component for the Nightingale tool

Build next-level interactive web applications.

Angular (v20) framework adapter for KoliBri - The accessible HTML-Standard.

A vanilla-js touch-friendly HSV color picker inspired by Farbtastic Color Picker.

A picker for date and time, that prefers to use the native input. It includes a calendar and a timer.

Pure CSS Gemini-style animated input custom element

Angular (v21) framework adapter for KoliBri - The accessible HTML-Standard.

Web Components &amp; Custom Elements Community Version

Contains the default theme for KoliBri - The accessible HTML-Standard.

This package contains the KERN-UX style information to make KoliBri web components look as specified by the KERN UX design system.

All DuskMoon CSS art elements in one package

Collection of utilities for ProtVista components

Polyfills for Custom Elements & HTML Imports

Pure CSS Nintendo Switch illustration custom element

Svelte framework adapter for the KoliBri accessible web component library (@public-ui).

Pure CSS snowball preloader animation custom element

MIDI file player and visualizer web components

Nutmeg Web Component Seed

DOM, Webcomponents, Animations, Events and AJAX Library.

Tools for building web components that work across popular UI frameworks.

Discord components for websites.

[](https://www.npmjs.com/package/protvista-datatable)

Sequence component for the ProtVista tool

A decorator-driven web component library with differential rendering, routing, controllers, and 130+ ready-made UI components. Use as much or as little as you want. Zero dependencies, works anywhere.

Source code editor component based on codemirror with language support for XML and Leiden+

A zoomable component for ProtVista

Track that colors each base by a given function. The default function is hydrophobicity

Model Context Protocol server for UI5 Web Components development assistance

A collection of Web Components for displaying objects from the ActivityPub API

Automated conversion of simple-colors/

shared styles for simple-colors

Render an SVG based icon

Basic track type of the viewer.

HAX-specific icons

design, develop, destroy the competition

Internationalization management singleton and helper mixin to allow shipping localizations with elements in an app agnostic manner

Interpro extension of the track type.

Data adapter for variation data

es2015

Navigation component for the ProtVista tool

A tiny framework agnostic hamburger button element for modern web apps

[](https://www.npmjs.com/package/protvista-feature-adapter)

Angular + Polymer

Manager component for the ProtVista tool

Web Component call to action modal

Font Awesome Free icons as Web Components

A custom element wrapper for Mol*

WCEX - Web Component Extends

Ignite UI Web Components excel component for creating, loading and saving Microsoft Excel workbooks for modern web apps.

A tooltip for ProtVista webcomponents

ChatterGun: Unleash the power of decentralized, real-time chat in any project. A plug-and-play chat solution that brings secure and scalable messaging to websites and applications alike, powered by GunDB.

Variation viewer for the ProtVista tool

A lightweight reactive UI library that transforms native HTMLElements into reactive components with signals. Ideal for framework-agnostic applications and web components.

Documentation generator for Stencil components

Nightingale Line Graph

Nightingale Structure

Open Source UI Toolkit - CSS

The CLI can be used to create various projects based on the KoliBri (@public-ui) accessible web component library.

Filter component for variants

Core components for Malga Checkout Full

Reference custom data providers for the Ignite UI Web Components data source.

A Typescript class-based WebComponents framework.

Basic track type of the viewer, implemented via HTML canvas.

Variation viewer component

a simple picker for swatches, icons, etc.

QCObjects SDK is a set of Controllers, Views and Components that are elementary and useful to assist developers to build applications under MVC patterns using QCObjects, Cross Browser Javascript Framework for MVC Patterns

Interpro extension of the track type.

VanillaJS Intersection element / capabilities to mix into other elements

ProtVista Variation Graph

[](https://www.npmjs.com/package/@nightingale-elements/nightingale-msa)

Open Source UI Toolkit - Atoms

Display interaction information for different proteins and overlay information about diseases and subcellular location.

Svelte TinyMCE WebComponent

> ⚠️ Very experimental and very unfinished

A dataloader and parser (ProtVista compliant) for proteomics/peptide data imported in UniProt

A simple modal that ensures accessibility and stack order context appropriately

The PID-Component is a web component that can be used to evaluate and display FAIR Digital Objects, PIDs, ORCiDs, and possibly other identifiers in a user-friendly way. It is easily extensible to support other identifier types.

Contains the default theme for KoliBri - The accessible HTML-Standard.

Server side web components.

A dataloader and parser (ProtVista compliant) for 3D structures

a collection of accessibility patterns and styles

Tiny Web Components lib for future-proof HTML mentors

Filter component

Webcomponents jsutils

qcobjects cli command line tool

Stream based declarative DOM rendering library for javascript

Integration testing for the modern web

#### 🔗 [Website](https://web3modal.com)

This is a minimalistic web components library built on top of [`@optionfactory/ftl`](https://github.com/optionfactory/ftl) to accelerate frontend development cycle-time. Strictly adhering to a no-build philosophy, it completely eliminates the downtime as

Wizpro angular schematics for module MFE

A group of simple and useful weex components

#### 🔗 [Website](https://web3modal.com)

cloudydom is a ShadowDOM polyfill

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

#### 🔎 [Examples](https://github.com/WalletConnect/web3modal-examples)

Mdash is a design system based on web standards. It's extremely small (see comparison chart), fast, simple, and compatible with any JavaScript framework.

Support over the ShadowDOM boundary query element

React specific wrapper for Malga Checkout core components

React specific wrapper for Malga Checkout Full core components

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

#### 🔗 [Website](https://web3modal.com)

Svelte-Bootstrap animated-container

A tiny web component for inputting translucency/opacity.

This plugin will automatically add Web Component definitions to your HTML pages

HAXcms single and multisite nodejs server, api, and administration

a simple tooltip forked with the same api

Last 9 Photos: Instagram Widget of your Instagram Profile for your blog. Show latest 9 pics from your instagram account. (Unofficial Instagram Widget)

Icon webcomponent

Webpack loader for Omi.js, React.js or Rax.js components

A no-build templating and web components library.

Riot module to render riot components on the server

input for text

A very simple class to help bridge global scoped code with ES Modules

A feature rich, highly accessible video player

BoxSlider Web components

A free, flexible and high-quality Web Component for showing large amounts of tabular data

URDF Loader for Babylon.js and webcomponent viewer