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

Use Custom Properties Queries in CSS

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

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

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

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.

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

Insert custom elements (html tags) in ckeditor5

Listr verbose renderer

Wrap your component up as a custom element

A completely customizable framework for building rich text editors.

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.

A SkateJS renderer for Preact.

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

Custom authentication strategy for Passport.

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

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

HTML5 HTMLElement.dataset ponyfill

Listr verbose renderer

React scrollbars component

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

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

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

Collection of awesome react hooks

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.

Wrap your component up as a custom element

author-control custom element (web component).

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

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

Utility to extend existing ESLint rules

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.

Yaml input field with validation and syntax highlighting as React Component

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

lighterhtml based custom elements builtins

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

All inclusive customElements polyfill for every browser

React scrollbars component

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

Google charts as a custom element

OverlayScrollbars for Angular.

One custom icon element to rule them all

Properly create error classes

Create an entire web theme.

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

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 custom element of QR code image with cover image feature.

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

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

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

Tailwind CSS plugin that exposes Tailwind colors as custom CSS properties

🧩 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.

OverlayScrollbars for Svelte.

A simple and fully customizable React checkbox input component.

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)

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

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

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

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

Barebones code to generate a uid of custom length

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

A custom element implementing a set of tabs

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

Customizable React roulette wheel with spinning animation

author-cycle custom element (web component).

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.

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

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

Customizable, extensible, accessible and framework agnostic media player.

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

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

Sanity plugin to upload and preview inline SVGs

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).

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

A customizable step component written in Svelte

richer JavaScript errors

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

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

Lightweight emoji picker distributed as a web component

simple custom scrollbar made by svelte

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

author-datalist custom element (web component).

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

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

Native viewport with custom scrollbars 🖱️

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

React bindings for the Vime media player.

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.

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

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.

Custom scrollbars with native scrolling

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

Custom hash generator (based on MD5 algorithm)

Handy Pluralize filters for your Vue project

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

marked extension template

Web Compnents/Custom element factory

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

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

Customizable String Formatter

Custom-made npm UI Component.

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

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

Components for the DOM as you've never seen before

The Configuration Management library for your JavaScript application

A highly accessible, customizable and lightweight dialog.

React component for custom scrollbars with native scrolling

well-formatted, extendable pino logger for hapi.js

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

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

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

A fully customizable rating component for react and next.js

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.

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

author-draggable custom element (web component).

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

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

Manager for running foreign and potentionally dangerous scripts in the cluster

custom pixi particles

The most complete Snowflake ID generator in TypeScript

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

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

Easy Web Components in ~1kB

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

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

A delightfully simple theme system for docsify.js. Features multiple themes with rich customization options, an improved desktop and mobile experience, and legacy browser support (IE11+).

Nominal types for better typesafety

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

lerna cli with custom command extensions, forked with official [lerna](https://www.npmjs.com/package/lerna)