JSPM

A set of tools for retrieving and transforming data from the Custom Elements Manifest

A collection of reusable mixins + helpers for working with form associated custom elements.

A powerful, modern, and lightweight runtime for creating reactive web components with TypeScript

A tool for mapping inherited content (including class members, attributes, CSS parts, CSS variables, slots, and events) from parent web component classes in the Custom Elements Manifest

Tools for integrating custom elements into JSX projects

Joomla UI components as custom elements

This tool is designed to update module paths in your Custom Elements Manifest to the final output targets.

Polyfills for Custom Elements & HTML Imports

A tool to validate the content of the Custom Elements Manifest to ensure the CEM and components are properly configured.

PostHTML plugin. Use HTML Custom Element now.

Ultra-lightweight web component library with a clean API for building reusable components.

A set of tools for retrieving and transforming data from the Custom Elements Manifest

A tool for generating react-compatible wrappers for custom elements

A collection of reusable web components, including ui-icon and others.

Use ::part() and :state() in Tailwind

Web Components for the PlayCanvas Engine

Create Custom Elements with reactivity and automatic re-rendering.

A collection of custom elements / web components

Lightweight Embeddable Web UI Library.

Specify that ShadowDOM should inherit be-hiviors from the parent Shadow DOM

This package generates types for JSX environments for custom elements / web components

A tool for generating an entry point for lazy-loading custom elements/web components.

Web Component de footer para uso global.

Add notifications component easily using wc-toast. Vanilla JavaScript web component notification inspired by react-hot-toast

Railz.ai Visualizations

be-enhanced provides a base class that enables casting spells, or enhancing server-rendered DOM elements based on cross-cutting custom attributes

A customizable web component built with Lit

A tool for marking Custom Elements Manifest data as 'deprecated'

Build next-level interactive web applications.

be-switched is a template behavior that lazy loads content when conditions are met.

Runtime custom DOM elements lib

A custom web component built with TypeScript

BANG! Web Component custom elements with async templating, smooth syntax and custom void tags!

A Lit-based web component for displaying interactive flipcard images with grid support.

A custom element (web component) suitable for use as a legend in data visualizations

A custom web component that embeds caniuse.com browser compatibility data for a specific feature.

widget from Forter Components

Wrapper library to use Fluent UI web components within Angular

Tools for integrating custom elements into a Svelte project

Ibyar core, Implements Aurora's core functionality, low-level services, and utilities

Reusable web components for building agentic apps

Scaffold web components monorepos based on PatternFly Elements

Framework for creating custom elements with JSX function components

A fast, secure, modern, light-weight, and simple JS library for creating web components and more!

Framework-agnostic a tooltip Web Components for modern web applications. Focused on data visualization.

Web component for providing context and user control of grid-aware websites.

A collection of modern Web Components including counter, data table and custom button components

Some elements that extend basicHTML's HTMLElement

Uma coleção de Web Components modernos e reutilizáveis para desenvolvimento web.

Web Component extending IFrame to bypass X-Frame-Options: deny/sameorigin

Material design Ripple effect.

Web Components Library

a front end cross-framework ui library based on web-components

Transform any plain HTML page into an enterprise-grade static commerce website, with almost no coding required.

Presentations made simple with Web Components

Tools for integrating custom elements into SolidJS

A collection of reusable web components built with vanilla JavaScript and ES modules

A tool for mapping inherited content (including class members, attributes, CSS parts, CSS variables, slots, and events) from parent classes in the Custom Elements Manifest

A Custom Element Manifest plugin to generate a README for a Web Component

A modern library of web components.

Pre-made and reusable styles for `@aegisjsproject/core`

This package generates types for JSX environments for custom elements / web components

A web component API documentation generator

The Ibyar/Aurora CLI tool

Plus UI Core is a great library that offers many features that you can use in any framework without any problems.

React components for godown

A tool to detect changes between two version of a web component package using the Custom Elements Manifest.

A hand-drawn web UI kit built with Web Components

form-field from Forter Components

Ibyar pipes, build-in pipes for aurora lib, like json, translate, async, etc...

matrix-web-components to interact with matrix.org

Base component using `@aegisjsproject/core` & `@aegisjsproject/styles`

A collection of custom HTML elements for modern web development

> ⚠️ Very experimental and very unfinished

chart from Forter Components

Web component wrapper around the Frappé chart library

GSAP Animation Web Component for ioBroker

A lightweight Web Component for lazy loading content with multiple loading strategies

This repo gives you the bare minimum you'd need in an environment that doesn't support Custom Elements or Shadow DOM natively. It gives you support for the V1 APIs of each respectively and ensures all their polyfill dependencies are met all through a sing

Create and define a usable 'custom elements', that compatible with other frameworks, using Typescript

This npm package contains a number of Lit web components.

Set of web-components implementing zoo+ style guide

Scaffold apps and components with GraphQL and Lit

table from Forter Components

Cart item web component.

A libary to enable the usage of the router module within Angular projects defining custom elements

A library of reusable text components (label, header, medium, small).

transform custom element names into class names

[](https://github.com/bahrus/be-a-beacon/actions/workflows/CI.yml) [](http://badge.fury.i

Evaluate expressions in inline script tag.

Modal from Forter Components

Provide flat, virtual snapshot of a tree

Code block custom element with syntax highlighting and copy button.

Styled API for Custom Elements

Accessible modal shopping cart dialog web component with Shopify integration, focus management, and smooth animations.

Quantity modifier web component.

Web Component for rendering Markdown, using Remark

popover from Forter Components

Native HTML without boilerplate to create Forter Components

A real JSX wrapper for ECharts based on TypeScript & Web components

Template Engine for Web Components

FORK: For my own proxy. Web Component extending IFrame to bypass X-Frame-Options: deny/sameorigin

Web Component de footer (Olá Mundo) para uso global.

Base Web Component for conversational graphical agents

一个功能完整的 Web Components 按钮组件，支持多种类型、尺寸和状态

SSR + Hydration minimal framework for Web Components with Declarative Shadow DOM

Cart progress bar web component for free shipping thresholds.

select from Forter Components

Dropdown from Forter Components

This npm package contains a number of Lit element templates that MyMonero uses for various page layouts.

Reading progress bar (Svelte/Web Component/Custom Element)

A tiny vanilla (zero-dependency) non-visual native browser web component (plug-n-play custom HTML element and extensible class) that helps implement custom patterns for promoting progressive web apps (PWA) installation

A collection of custom web components by PixelMakers

Edit JSON

DelvUI Design System - Vanilla JS Web Components

Component base class for godown

join-us from Forter Components

A `<code-mirror>` custom element for declarative manipulation of CodeMirror.

Dynamic loader for Home Assistant components

be-decorated provides a base class that enables attaching ES6 proxies onto other 'Shadow DOM peer citizens' -- native DOM or custom elements in the same Shadow DOM realm, based on cross-cutting custom attributes.

Web Components Decorators and helpers

News ticker or Marquee (Svelte/Web Component/Custom Element)

Custom element for automatically resizing textareas. Works everywhere: Virtual DOM and plain HTML

Create skeleton web components using Lit based on given Custom Elements Manifest

Dependency free web component wrapper around the fetch function.

Button from Forter Components

A collection of reusable web components that work across different frameworks

A thin, full-stack, web framework

markdown document-based file generation system

A set of accessible custom elements that pairs beautifully with Tailwind CSS.

The Rava core library

A lightweight vanilla JavaScript carousel library built with modern web technologies. Based on custom elements, scroll-snap, and scroll-padding.

Core Shared Functionality of Forter Components

Side nav (drawer) web component.

Polymer elements WYSIWYG editor

A lightweight Web Components-based custom element that replicates the look and feel of native desktop application windows — resizable, movable, and styled like a traditional OS window.

Glue DOM and custom elements together mostly declaratively.

Use the power of lit-html from HTML Markup.

checkbox-search-dropdown from Forter Components

> ⚠️ Very experimental and very unfinished

A `<live-code>` element for editable code with live output.

dashboard from Forter Components

a front end cross-framework ui library based on web-components

Alternative to Polymer's dom-if that allows comparing two properties rather than just binding to a single boolean property

Basic page footer element

Snaky web components that moults

Implement something like `<input type=checkbox switch>`

be-loaded is a web component decorator that allows a web component to import resources configured via index.html

be-intersectional provides a base class for be-decorated behaviors / decorators that behave according to visibility. Used by be-lazy, be-oosoom for starters.

light-weight reactive scriptable web components

Utility for building HTML custom elements

Tabs UI component

Custom Element Mixins

A web component for securely rendering markdown using `@aegisjsproject/markdown` & `@aegisjsproject/component`

TypeScript types for building type-safe Web Components with proper type checking for custom elements.

A fast, secure, modern, light-weight, and simple JS library for creating web components and more!

A set of ready-to-use HTML components like headers, footers, cards, etc.

A library of prebuilt components based on Tyler Forge™ patterns and recipes.

A thin, full-stack, web framework

A karma framework for testing web components

Button Group from Forter Components

d-fine provides a quick way of d-fining a d-clarative custom element.

Turn css for basic shapes into semantic html

icons from Forter Components

fetching from Forter Components

Display Web Component Information based on [custom element manifest file](https://github.com/webcomponents/custom-elements-manifest).

Turn some (server) expanded HTML into the smallest, optimized HTML representation so it can be rapidly cloned (via web components, for example) on the client

A thin, full-stack, web framework

date-range-picker from Forter Components

Custom Element, Shadow DOM, and Custom Event test execution environment using [Ventrilo](https://github.com/TravisMullen/ventrilo) for Puppeteer, Mocha, Chai, and Rollup.

Fire a custom event whenever an element matching a specified selector is added.

Adapters to make nanocomponent run natively inside frameworks

Custom Elements for Vue.js

form-section from Forter Components

kpi from Forter Components

RHDS MCP Server - All-in-One Model Context Protocol server for Red Hat Design System components with manifest discovery, HTML validation, and developer tooling

The output element provides an example of a built-in element that "outputs" its value. It's a bit of a strange feature, given that it displays the exact value passed in, but the "value-add" proposition the output element provides may be bit esoteric (a11

Expandable/collapsible button

Add streaming support to DOM elements

Radio Button and Group from Forter Components

Modern, customizable UI components with Web Components support

hotkey from Forter Components

Smart Custom Element

A collection of customizable web components for creating dynamic, animated backgrounds, featuring a variety of effects including a star field and a digital rain.

custom-element class with (a)sync loading, slots, error handling and level-up

**jero** is a lightweight JavaScript library that allows you to easily create custom HTML elements (web components) with built-in state management, event handling, and intersection observer support. This library is perfect for building reusable and intera

be-definitive allows us to take some DOM that needs to repeat elsewhere on the page, and turn it into a web component.

helpers for web components

custom-elements with renderer

Responsive grid custom element using Polymer and Flexbox

Webpack loader for parsing and importing infuse.host templates.

Template Engine for WebComponents

This custom elements manifest analyzer plugin adds support for resolving complex types in custom element properties.

e-propagating creates a subscribable EventTarget, which watches for changes to a provided list of properties of the element it adorns, and the event target emits events with the same name every time the property value changes

a nano framework for web components

Push for the Swaggerization of Web Components

This repository contains a project for a modal custom element created with Svelte.

be-bound is an attribute-based enhancement that provides limited 'two-way binding' support.

Web components and a web worker for painting Julia and Mandelbrot sets on a web page.

be-persistent is a behavior/decorator that provides persistence storage to native DOM and custom elements.

A custom Markdown editor component with preview as a form input element

The package is part of the `<ceb/>` library. It provides a builder to resolve and inject a bus from a container and then subscribe to event.

A thin, full-stack, web framework

json-viewer from Forter Components

[](https://www.webcomponents.org/element/dom-arrow) # dom-arrow

Custom Element that invokes an element's method when a specified event is received.

Infuse your HTML with dynamic content.

Helpers for Forter Components

A thin, full-stack, web framework

Make exports from inside a script tag accessible from the DOM.

> [Individual NPM package from the following PR](https://github.com/open-wc/custom-elements-manifest/pull/221)

Your framework agnostic web component library description.

A thin, full-stack, web framework

Make the fieldset and possibly other built-in elements expandable, similar to the detail element.

counter-circle from Forter Components

A thin, full-stack, web framework

Webcomponent to show web vitals for your site

A thin, full-stack, web framework

multistep-form from Forter Components

Including the web component polyfills just got simpler.

Custom Element Manifest Plugin: Creates a README from a custom-elements.json

Inputs from Forter Components

Web component that passes from a higher component down

PostHTML plugin for HTML5 custom elements support

A custom HTML element that animates a string like split-flap board from a train station.

Polyfea Material Shell Web Component

link from Forter Components

Observed properties for web components.

A thin, full-stack, web framework

Reusable Web Components built with vanilla JS

Instantiate template when viewable.

Connect (web) components together.

Yep! Just another Design System out there in the wild, wild web 🤠

Import Static, Declarative HTML Web Components with Streaming HTML.

Build dynamic web applications using streams, nano-frontends, and modern native web technology

A customizable web component for displaying event banners on your website

1-dimensional repeater web component

Core WSX Framework - Web Components with JSX syntax

Pre-made and reusable styles for `@shgysk8zer0/aegis`

The package is part of the `<ceb/>` library. It provides an implementation of the main artifacts of an Event/Message architecture.

confirm from Forter Components

The package is part of the `<ceb/>` library. It provides an implementation of the messaging model leveraging on a vanilla TypeScript/JavaScript environment.

Add mutation observer to element, and broadcast mutations.

Make a DOM element delible

A thin, full-stack, web framework

Ferry a replica Light Children DOM into the underworld of Shadow DOM.

A thin, full-stack, web framework

A simple custom element that does like a DocumentFragment.