JavaScript Webcomponents

Open-source JavaScript projects categorized as Webcomponents
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Top 23 JavaScript Webcomponent Projects

Webcomponents

  1. riot

    Simple and elegant component-based UI library

    Project mention: Composant Table avec RiotJS | dev.to | 2025-04-14

  2. Sevalla

    Deploy and host your apps and databases, now with $50 credit! Sevalla is the PaaS you have been looking for! Advanced deployment pipelines, usage-based pricing, preview apps, templates, human support by developers, and much more!

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  3. onsenui

    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.

  4. hybrids

    Extraordinary JavaScript UI framework with unique declarative and functional architecture

  5. lwc

    ⚡️ LWC - A Blazing Fast, Enterprise-Grade Web Components Foundation

  6. Odoo

    Javascript and SVG odometer effect library with motion blur

  7. reactive-elements

    Allows to use React.js component as HTML element (web component)

  8. react-svg-pan-zoom

    :eyes: A React component that adds pan and zoom features to SVG

  9. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo

  10. urdf-loaders

    URDF Loaders for Unity and THREE.js with example ATHLETE URDF Files open sourced from NASA JPL

  11. vaadin

    An evolving set of open source web components for building mobile and desktop web applications in modern browsers.

  12. web-components

    A set of high-quality standards based web components for enterprise web applications. Part of Vaadin 20+

  13. jTools - Javascript web components

    jSuites is a collection of lightweight common required javascript web components. It is composed of fully responsive vanilla plugins to help you bring the best user experience to your projects, independent of the platform. Same JS codebase across different platforms.

  14. zero-md

    Ridiculously simple zero-config markdown displayer

  15. snuggsi

    snuggsi ツ - Easy Custom Elements in ~1kB

  16. panel

    Web Components + Virtual DOM: web standards for powerful UIs (by mixpanel)

  17. custom-elements-manifest

    Custom Elements Manifest is a file format that describes custom elements in your project. (by open-wc)

  18. webcomponents

    Monorepo of webcomponents and associated microservice apis (by haxtheweb)

    Project mention: Web component Q&A with.. well. me. | dev.to | 2025-08-26

    Our monorepo helps make sure everything keeps in sync as well as our build scripts which compile everything in place using a fork of polymer CLI tools (deprecated but only thing I can find that provides the functionality) and then terser to minify in place - https://github.com/haxtheweb/webcomponents

  19. mrjs

    An extensible WebComponents library for the Spatial Web

  20. patterns-library

    AXA CH UI component library. Please share, comment, create issues and work with us!

  21. greenwood

    Greenwood is your workbench for the web, embracing web standards from the ground up to empower your stack from front to back.

  22. wcc

    Experimental native Web Components compiler. (by ProjectEvergreen)

  23. symbiote.js

    Simple, light and very powerful library to create embedded components for any purpose, with a data flow management included.

  24. github-wc-polyfill

    Ensure that all GitHub and GitLab scripts required for UXP and SeaMonkey are loaded correctly

  25. event-driven-web-components-realworld-example-app

    Exemplary real world application built with Vanilla JS Web Components in an Event Driven Architecture

  26. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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JavaScript Webcomponents related posts

  • Web component Q&A with.. well. me.

    2 projects | dev.to | 26 Aug 2025

  • simple-chat-demo

    1 project | dev.to | 28 May 2025

  • Composant Table avec RiotJS

    1 project | dev.to | 14 Apr 2025

  • link-preview-card

    3 projects | dev.to | 1 Apr 2025

  • Drop in Chat UI in native web component for your LLM apps

    1 project | news.ycombinator.com | 5 Feb 2025

  • Digital asset management: The right time to scale your tech stack

    3 projects | dev.to | 23 Aug 2024

  • 🇫🇷 Input Component avec RiotJS

    2 projects | dev.to | 21 May 2024
  • A note from our sponsor - Sevalla
    sevalla.com | 1 Sep 2025
    Sevalla is the PaaS you have been looking for! Advanced deployment pipelines, usage-based pricing, preview apps, templates, human support by developers, and much more! Learn more →

Index

What are some of the best open-source Webcomponent projects in JavaScript? This list will help you:

# Project Stars
1 riot 14,844
2 onsenui 8,861
3 hybrids 3,130
4 lwc 1,721
5 Odoo 822
6 reactive-elements 696
7 react-svg-pan-zoom 693
8 urdf-loaders 646
9 vaadin 563
10 web-components 529
11 jTools - Javascript web components 505
12 zero-md 501
13 snuggsi 399
14 panel 276
15 custom-elements-manifest 276
16 webcomponents 265
17 mrjs 165
18 patterns-library 126
19 greenwood 117
20 wcc 110
21 symbiote.js 108
22 github-wc-polyfill 102
23 event-driven-web-components-realworld-example-app 85

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