Repositories list

• api-viewer-element

  Public
  API documentation and live playground for Web Components. Based on Custom Elements Manifest format

  webcomponentscustom-elementslit-element

  webcomponentscustom-elementslit-element

  TypeScript

  •

  MIT License

  •3131 forks•283283 stars•1717 issues•33 pull requests•Updated Apr 24, 2026Apr 24, 2026

• custom-elements-manifest

  Public
  Custom Elements Manifest is a file format that describes custom elements in your project.

  manifestwebcomponentsweb-components+ 8

  manifestwebcomponentsweb-componentscustom-elementshacktoberfestcustomelementsopen-wccustom-elements-manifestcustom-elements-jsoncustomelementsmanifest+ 1

  JavaScript

  •6161 forks•308308 stars•7373 issues•3030 pull requests•Updated Apr 23, 2026Apr 23, 2026

• create

  Public
  Repository for `npm init @open-wc`

  JavaScript

  •2929 forks•2626 stars•2929 issues•1111 pull requests•Updated Apr 8, 2026Apr 8, 2026

• open-wc

  Public
  Open Web Components: guides, tools and libraries for developing web components.

  javascriptweb-componentshacktoberfest+ 1

  javascriptweb-componentshacktoberfestlit-element

  JavaScript

  •

  MIT License

  •431431 forks•2.4k2.4k stars•154154 issues•4444 pull requests•Updated Dec 31, 2025Dec 31, 2025

• form-participation

  Public
  Helper, mixins, tools, and more for supporting your custom elements in participating in an ancestor form.

  TypeScript

  •

  MIT License

  •77 forks•5757 stars•77 issues•22 pull requests•Updated Jul 25, 2024Jul 25, 2024

• context-protocol

  Public
  A Lit compatible implementation of the context-protocol community protocol

  TypeScript

  •11 fork•1515 stars•33 issues•00 pull requests•Updated May 23, 2024May 23, 2024

• locator

  Public
  Chrome extension to find custom elements on a page, and search the catalog for extra information

  chrome-extensionweb-componentscustom-elements+ 2

  chrome-extensionweb-componentscustom-elementshacktoberfestopen-wc

  JavaScript

  •55 forks•3838 stars•22 issues•22 pull requests•Updated Feb 3, 2023Feb 3, 2023

• blog-posts

  Public
  JavaScript

  •11 fork•22 stars•00 issues•9494 pull requests•Updated Jan 26, 2023Jan 26, 2023

• building-rollup-changes

  Public
  JavaScript

  •00 forks•00 stars•00 issues•1010 pull requests•Updated Jan 5, 2023Jan 5, 2023

• mdjs-viewer

  Public
  Markdown JavaScript Viewer Chrome Extension

  JavaScript

  •11 fork•5252 stars•22 issues•1616 pull requests•Updated Jan 5, 2023Jan 5, 2023

• storybook-prebuilt

  Public
  JavaScript

  •

  MIT License

  •77 forks•1010 stars•55 issues•2828 pull requests•Updated Jan 5, 2023Jan 5, 2023

• catalog

  Public
  JavaScript

  •00 forks•1717 stars•33 issues•2323 pull requests•Updated Jan 4, 2023Jan 4, 2023

• npm-follow-for-wc-catalog

  Public
  JavaScript

  •

  MIT License

  •00 forks•11 star•00 issues•77 pull requests•Updated Dec 4, 2022Dec 4, 2022

• cem-plugin-template

  Public template
  Starter repo for developing custom element analyzer plugins

  JavaScript

  •11 fork•33 stars•11 issue•00 pull requests•Updated Jun 17, 2021Jun 17, 2021

• custom-elements-manifest-deprecated

  Public
  Custom Elements Manifest is a file format that describes custom elements in your project.

  webcomponentsweb-componentscustom-elements+ 3

  webcomponentsweb-componentscustom-elementshacktoberfestcustomelementsopen-wc

  JavaScript

  •44 forks•88 stars•22 issues•00 pull requests•Updated Jun 5, 2021Jun 5, 2021

• open-wc-starter-app

  Public
  Starter app based on Open Web Components Recommendations

  JavaScript

  •1414 forks•9292 stars•44 issues•11 pull request•Updated Mar 24, 2021Mar 24, 2021

• legacy

  Public
  JavaScript

  •11 fork•44 stars•44 issues•11 pull request•Updated Feb 8, 2021Feb 8, 2021

• es-dev-server

  Public
  TypeScript

  •

  MIT License

  •66 forks•5454 stars•66 issues•00 pull requests•Updated Jan 18, 2021Jan 18, 2021

• wild

  Public
  hacktoberfest

  hacktoberfest

  JavaScript

  •

  MIT License

  •33 forks•66 stars•44 issues•00 pull requests•Updated Oct 9, 2020Oct 9, 2020

• custom-elements-json-helpers

  Public
  Library of helpers for working with custom-elements.json

  TypeScript

  •11 fork•22 stars•11 issue•00 pull requests•Updated Sep 26, 2020Sep 26, 2020

• init-output-test

  Public
  JavaScript

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated May 16, 2020May 16, 2020

• lit-demos

  Public
  Examples for using the lit-html library and LitElement base class

  JavaScript

  •2020 forks•9696 stars•22 issues•11 pull request•Updated May 8, 2020May 8, 2020

• mdjs

  Public
  HTML

  •00 forks•22 stars•00 issues•11 pull request•Updated Apr 9, 2020Apr 9, 2020

• example-vanilla-set-game

  Public
  Example on howto use open-wc

  JavaScript

  •

  MIT License

  •88 forks•1414 stars•00 issues•00 pull requests•Updated Dec 25, 2018Dec 25, 2018

• example-vanilla

  Public
  JavaScript

  •

  MIT License

  •00 forks•11 star•00 issues•00 pull requests•Updated Oct 9, 2018Oct 9, 2018