JSPM

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

Helps you create a custom element w/ a HTMLMediaElement API.

Wrap your component up as a custom element

Validates custom element names according to the custom elements spec

Validate the name of a custom element

File Drop Custom Element

Wrap your component up as a custom element

A base custom element class with a reliable `parsedCallback` method

A simple and highly versatile design system using element-vir.

Lightweight emoji picker distributed as a web component

HOC to register a custom element which will wrap a React component.

A custom dropdown element

An extensible class to define hyperHTML based Custom Elements

A small web component to enhance scrollable elements with dynamic scroll indicators.

JQX Custom Element Base

Heroic. Reactive. Declarative. Type safe. Web components without compromise.

A custom switch element

Light DOM custom element wrapper for Svelte 3 and 4 with slots, context and Vite HMR support

A custom element for resizable split panes.

Use Custom Selectors in CSS

A custom html element that routes to pages based on its path attribute

Use Custom Properties Queries in CSS

Use Custom Media Queries in CSS

Easy error subclassing and stack customization

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.

An app to manage kanban-style task boards built as a custom html element

Make your own error types!

A custom html element that interprets and runs tests in a browser.

Correctly declare progressive enhancements for CSS Custom Properties.

richer JavaScript errors

Extendable native video element

A basic navigation bar custom element

A custom html element that renders javascript objects as a collapsible tree-like structure of nested detail elements.

Light wrapper for creating custom element prototypes

A custom password reset element

A custom text input element

Wrap your component up as a custom element

A MutationObserver inspired observer for Custom Elements like mutations on any DOM element

A custom html element that adds a remove button to its children and removes the child when the button is pressed

A javascript scrollbar plugin that hides the native scrollbars, provides custom styleable overlay scrollbars, and preserves the native functionality and feel.

Smart Custom Element

Cross-browser `CustomEvent` constructor

Custom webpack builders for Angular build facade. Allow to modify Angular build configuration without ejecting it

TextSlicer is designed to split text within an HTML element into separate words and/or characters, wrapping each word and/or character in separate span elements.

Insert custom elements (html tags) in ckeditor5

A custom html element that represents a task and provides an api for task properties.

Listr verbose renderer

A completely customizable framework for building rich text editors.

Wrap your component up as a custom element

Show updated current time in an html element. Date and time will automatically refresh every second.

A custom element for Amazon Mechanical Turk HITs

A custom login element

Use Happy DOM globally in a Node.js environment for testing.

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

Skate is a library built on top of the W3C web component specs that enables you to write functional and performant web components with a very small footprint.

React component to generate a QR Code customizable with logo and more properties

OverlayScrollbars for React.

Indent strings.

Use Happy DOM as environment in Jest.

Create custom commands using plain-old functions

Chakra UI ControlBox component

Make your own nested error types!

A lightweight web component that traps focus within a DOM node

Create custom JavaScript errors that also match instanceof.

Custom element for GitHub corner

It makes simple throw qualified errors.

easier than regex string matching patterns for urls and other strings. turn strings into data or data into strings.

A SkateJS renderer for Preact.

jest html reporter (results processor) to view HTML jest results, save raw JSON, and invoke multiple reporters

Custom authentication strategy for Passport.

Performance-aware simple logger for React-Native with namespaces, custom levels and custom transports (colored console, file writing, etc.)

An in-place pre-processor for javascript files using C style pre-compile syntax to compose custom builds from npm-packages

A tiny library to create custom errors in JavaScript.

React scrollbars component

A custom html element that provides an editing and debugging environment for game-frame games.

An icon button element (uses font awesome)

Custom env is a library built to make development more feasible by allowing multiple .env configurations for different environments.

A stylelint rule to disallow usage of unknown custom properties

Listr verbose renderer

HTML5 HTMLElement.dataset ponyfill

A micro-library for collecting stylesheet data from link and style nodes

<symbol> that can be used to declare custom inspect functions.

React scrollbars component

Collection of awesome react hooks

A Serverless plugin to define IAM Role statements as part of the function definition block

A lightweight blazing-fast internationalization (i18n) library for your next web-based project

Custom esbuild builders for Angular build facade. Allow to modify Angular build configuration without ejecting it

OverlayScrollbars for Vue.

author-control custom element (web component).

Wrap your component up as a custom element

Base implementation of element that can render content.

The best React custom scrollbars component

A custom signup element

A simple rating library for react native supporting decimal point and custom icon set

Handy Moment.js filters for your Vue.js project

Rating Custom Element. Intended as plug and play HTML element to enable custom rating. For in-browser usage.

Text and TextInput with mask for React Native applications

A small, fast and crossbrowser custom scrollbar with native system scroll mechanic.

Print on Epson, Star, Tranca, Daruma, Brother and Custom thermal printers with Node.js

Utility to extend existing ESLint rules

A angular(4+) select dropdown for single select or multiselct module.

Setup any element as if it was a Custom Element

A module for sending responses from lambda-funciton backed custom resources in AWS CloudFormation

Sass component for customizing the input range using the native properties of each browser.

A custom html element that provides sorting and management for custom task-card elements.

A custom html element that that provides a query input to filter a collection of html elements.

Yaml input field with validation and syntax highlighting as React Component

lighterhtml based custom elements builtins

JSON parser and stringifier for custom numbers (e.g. BigInt)

React scrollbars component

A baseline UI as Mixins, Custom Elements, React Components, etc.

The remark plugin for supporting custom heading id also including default id

All inclusive customElements polyfill for every browser

Google charts as a custom element

OverlayScrollbars for Angular.

Properly create error classes

One custom icon element to rule them all

A custom html element that wraps inputs with a practical layout and common interaction functionality.

Create an entire web theme.

A custom html element that documents user actions in the DOM and provides functionality for navigating the history of those actions.

Create custom error classes

Utilities for adding part and exportparts attributes to a custom HTML element, using classes and ids.

A react native component with the same concept of react native's SegmantedControlIOS, Primarily built to support both IOS and Android.

A highly optimized pure JS implementation of Range Slider for React Native

A custom element of QR code image with cover image feature.

React scrollbars component

My custom eslint rules in addition to the ones provided at http://eslint.org/

Parametric 2D graphics. As a custom element (aka Web Component).

Filter an array using any combination of scalars, object queries, functions or regular expressions.

Generate a function that returns a constant.

A custom element for iOS style swipeout actions, backed by Hammer.js

author-menu custom element (web component).

author-options custom element (web component).

A custom html element that makes all of its child elements selectable by clicking on them.

author-select custom element (web component).

Web Components &amp; Custom Elements for Professional Web Applications

Custom element that upgrades table to a chart

A custom React hook for adding keyboard shortcuts to your application

Tailwind CSS plugin that exposes Tailwind colors as custom CSS properties

This library implements functions to use the adopted style of web components for multiple themes.

🧩 Create flavoured string template interpolation

Dev server generic builder for Angular build facade. Allows to run custom builder in serve target

Doesn't throw an error when JSON.parse() fails, just returns undefined

A custom html element that provides layout and management for custom task-list elements.

A simple and fully customizable React checkbox input component.

OverlayScrollbars for Svelte.

GrapesJS component for the embed of custom code

A Custom Element that delivers masonry grid layout to most common browsers

Enforce usage of custom media queries in CSS

assertion library that throws user-specified error types (accepts error class and message)

Helps you construct a custom string parser, for times when you need something more procedural than regex.

Extract `data-(namespace)-*` options from a HTML element

An async/await module for sending responses from lambda-funciton backed custom resources in AWS CloudFormation

PowerBI Custom Visuals webpack plugin

vue 2 google map custom marker component allowing display custom html content on google map using gmap-vue

Barebones code to generate a uid of custom length

A custom element implementing a set of tabs

Easily generate "custom" error objects with addition properties which can be stringfied with JSON.stringify

Customizable React roulette wheel with spinning animation

Snap page when user stops scrolling, with a customizable configuration and a consistent cross browser behaviour

author-cycle custom element (web component).

Inline SVGs in CSS. Supports SVG Fragments, SVG Parameters.

A custom element to call Bootstrap Icons

Angular custom directives for validation

Wrap an element. Paint on it.

A custom html input element that accepts a file or an image and provides a simple preview for common image value use-cases.

OverlayScrollbars for Solid.

Set nested values on an object using a dot path or custom separator

A simple React Native component that takes an array of data and renders a SectionList with alphabetically sorted data.

Creates an object composed of the picked object properties from a nested object using a dot path or custom separator

Customizable, extensible, accessible and framework agnostic media player.

Get a property from a nested object using a dot path or custom separator

Sanity plugin to upload and preview inline SVGs

author-optgroup-label custom element (web component).

A stylelint rule to disallow usage of unknown custom properties

This repository contains an Angular > 2 version of [angular-cron-jobs](http://angular-cron-jobs.github.io/angular-cron-jobs).

A customizable step component written in Svelte

richer JavaScript errors

An efficient and fast web component that gives you a beautiful masonry layout

Lightweight emoji picker distributed as a web component

author-pane-handle custom element (web component).

Generate RegExp for delimiters, to be used with templates, files or data streams.

Adds fallbacks to your CSS var() functions

Load modules, link modules to another module-names, manage access to custom / local scripts as modules

author-datalist custom element (web component).

Custom Playwright reporter that generates a Markdown file documenting app features based on test cases

simple custom scrollbar made by svelte

A custom html element that provides a layout and display functionality for a notification-like message.

A custom html element that displays an image or icon with a caption and interactive components.

Native viewport with custom scrollbars 🖱️

React bindings for the Vime media player.

Quickly mock various console methods in Vitest and track their calls with custom matchers

Font loader optimized for maximum performance. Removes render-blocking font resources and loads them asynchronusly. Handle FOUT & FOUC with font loading status watcher. Supports both local-hosted fonts and web fonts.

Skate is a library built on top of the W3C web component specs that enables you to write functional and performant web components with a very small footprint.

Listen for native and custom DOM events

A Serverless plugin that makes creation of per function IAM roles easier

A Serverless plugin to define IAM Role statements as part of the function definition block

A thin wrapper around the debug logging package

Handy Pluralize filters for your Vue project

Custom hash generator (based on MD5 algorithm)

AngularJS directive to use Material Design icons with custom fill color and size.

marked extension template

Custom scrollbars with native scrolling

Web Compnents/Custom element factory

A fully customizable rating component for react and next.js

A better error-handler for Lad and Koa. Makes `ctx.throw` awesome (best used with koa-404-handler)

Module for creating connect-style middlewares. Dependency-free. Runs in the browser and node.js

Customizable String Formatter

author-cell-group custom element (web component).

Components for the DOM as you've never seen before

Custom-made npm UI Component.

The Configuration Management library for your JavaScript application

A highly accessible, customizable and lightweight dialog.

well-formatted, extendable pino logger for hapi.js

[](https://travis-ci.org/WebReflection/babel-plugin-transform-builtin-classes) [![donate](https://img.shields.io/badge/$-donate-ff69b4.svg?maxAge=

Typed errors that closely emulate the native Error class.

A custom html element that provides a selection gallery as a dialog, to mimic an os-native file browser.

Sopplayer is a sleek and feature-rich HTML5 video player that enhances the visual experience of videos on web pages. It offers compatibility across devices and browsers, supporting various video formats. With intuitive controls and customizable options, S

Custom HTML element to lazy load and cache images based on vanilla JS and Capacitor plugins

Custom n8n node for Z-API.

Elegant, accessible toggle element. The prettiest checkbox you ever did see.

A lightweight, modular and stand-alone JavaScript implementation of a string formatting function that supports composite format strings, globalization and customization

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.

React component for custom scrollbars with native scrolling

😲 Create custom reaction pickers and counters or use your favorites!

author-draggable custom element (web component).

Easy Web Components in ~1kB

CustomEvent ponyfill

 [](https://www.npmjs.com/package/theme-custom-properties) [![](https://img.shields.io/github/lic

A solid BaseError class that supports custom properties and wrapping errors

Manager for running foreign and potentionally dangerous scripts in the cluster

The most complete Snowflake ID generator in TypeScript

Configurable custom GraphQL Scalars (string, number, date, etc) with sanitization / validation / transformation in TypeScript.

Mongoose plugin to use String _id and by default will generate 16-char base64 string representation of ObjectId.

Nominal types for better typesafety

A configurable custom input number type for GraphQL with sanitization and validation.

This webpack plugin will rename all custom elements in a project, adding a suffix, a prefix, or both.

A free light weight jQuery plugin that allows you to create a custom drop down with images and description.

custom pixi particles

TypeDoc theme that adds some useful options (header links, custom style and script, ability to create files etc)

React scrollbars component

A HTML custom element implementing the `<emoji-selector>` tag.

'Extensible Error Class' implementation and predefined additional error types for javascript

A custom text element

author-slider-handle custom element (web component).

Knockout bindings to Twitter Bootstrap 3

Loader module for webpack to execute your custom procedure. It works as your custom loader.

a web component to display stereographic pictures on web pages, with VR support

Common types for cross repository use

custom scroll element for grunt-browserSync