🎨 A web component for drawing patterns with CSS.

Duet Date Picker is an open source version of Duet Design System’s accessible date picker. Try live example at https://duetds.github.io/date-picker/

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

Lottie viewer/player as an easy to use web component! https://lottiefiles.com/web-player

Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers

UI5 Web Components - the enterprise-flavored sugar on top of native APIs! Build SAP Fiori user interfaces with the technology of your choice.

Canvas based data grid web component. Capable of displaying millions of contiguous hierarchical rows and columns without paging or loading, on a single canvas element.

A no-framework, no-dependencies, customizable, animate-able, SVG-based <qr-code> HTML element.

Small, feature-rich calendar components

The fastest little YouTube web component on this side of the internet. The shadow dom web component version of Paul's lite-youtube-embed.

A tiny color picker custom element for modern web apps (2.7 KB) 🎨

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

🎹 Play and display MIDI files on the web

Image comparison slider. Compare images before and after. Supports React, Vue, Angular.

Polymer bindings for Redux.

Render Markdown to HTML on any website using a md tag

vaadin-grid is a free, high quality data grid / data table Web Component. Part of the Vaadin components.

LemonadeJS is a 7KB reactive JavaScript micro-library offering two-way data binding. It is dependency-free, does not require transpiling, and works with webpack or directly in the browser.

Create Web Components with React

⚡️ <progressive-image> custom element