happy-dom

Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML.

v18.0.1 URL: https://unpkg.com/happy-dom@18.0.1/lib/index.js

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jsdom dom browser custom elements web components html whatwg w3c

@ungap/custom-elements

All inclusive customElements polyfill for every browser

v1.3.0 URL: https://unpkg.com/@ungap/custom-elements@1.3.0/min.js

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custom elements polyfill customElements

@a11y/focus-trap

A lightweight web component that traps focus within a DOM node

v1.0.5 URL: https://unpkg.com/@a11y/focus-trap@1.0.5/index.js

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custom elements web component custom element web component focus accessibility dialog focus trap trap

custom-media-element

A custom element for extending the native media elements (<audio> or <video>)

v1.4.5 URL: https://unpkg.com/custom-media-element@1.4.5/dist/custom-media-element.js

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custom element video audio media web component

error-ex

Easy error subclassing and stack customization

v1.3.2 URL: https://unpkg.com/error-ex@1.3.2/index.js

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error errors extend extending extension subclass stack custom