A client-side library that converts any HTML element into a fully editable PowerPoint slide. **dom-to-pptx** transforms DOM structures into pixel-accurate `.pptx` content, preserving gradients, shadows, rounded images, and responsive layouts. It translate

A library for building fast, lightweight web components

Token-efficient DOM extraction for AI agents - Extract interactive elements, semantic structure, and stable CSS selectors for LLM-powered browser automation

Execute callback after the DOM is loaded.

High Level DOM Assertions for QUnit

Web common z-index style management

For those times you need to apply persistent DOM changes on top of HTML you don’t control.

Fela package for working with the DOM

A polyfill for the element internals specification

scroll dom node into view automatically

StackOne's themeable React component library — Shadow DOM isolated, scoped Tailwind, theme-token driven.

Base64 encoding and decoding

Vue 3 visual drag-and-drop email editor powered by Templatical

Use remirror directly in the dom.

Screenshots with JavaScript

hast utility for `querySelector`, `querySelectorAll`, and `matches`

Lightning Web Components (LWC)

Use Happy DOM as environment in Jest.

rrweb's component to take a snapshot of DOM, aka DOM serializer

Internal shimmed scoped-registry runtime used by LitSX shadow and renderer mounts