JSPM

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.

Make your own error types!

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

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

JQX Custom Element Base

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

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

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

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

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

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 login element

A custom element for Amazon Mechanical Turk HITs

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

Make your own nested error types!

Chakra UI ControlBox component

A lightweight web component that traps focus within a DOM node

Create custom JavaScript errors that also match instanceof.

Custom element for GitHub corner

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

It makes simple throw qualified errors.

A SkateJS renderer for Preact.

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

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

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.

author-control custom element (web component).

The best React custom scrollbars component

Wrap your component up as a custom element

Base implementation of element that can render content.

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

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

lighterhtml based custom elements builtins

React scrollbars component

Yaml input field with validation and syntax highlighting as React Component

All inclusive customElements polyfill for every browser

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

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

Google charts as a custom element

OverlayScrollbars for Angular.

Properly create error classes

Create an entire web theme.

One custom icon element to rule them all

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 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

🧩 Create flavoured string template interpolation

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

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

A simple and fully customizable React checkbox input component.

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

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

GrapesJS component for the embed of custom code

Enforce usage of custom media queries in CSS

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

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

Barebones code to generate a uid of custom length

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

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

Customizable React roulette wheel with spinning animation

A custom element implementing a set of tabs

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

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

author-cycle custom element (web component).

A custom element to call Bootstrap Icons

Wrap an element. Paint on it.

Angular custom directives for validation

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.

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

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

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

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

A stylelint rule to disallow usage of unknown custom properties

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

Lightweight emoji picker distributed as a web component

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

Adds fallbacks to your CSS var() functions

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

author-datalist custom element (web component).

simple custom scrollbar made by svelte

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

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

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

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.

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

Listen for native and custom DOM events

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

Custom hash generator (based on MD5 algorithm)

Handy Pluralize filters for your Vue project

Custom scrollbars with native scrolling

Web Compnents/Custom element factory

marked extension template

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

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

well-formatted, extendable pino logger for hapi.js

Typed errors that closely emulate the native Error class.

A highly accessible, customizable and lightweight dialog.

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.

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

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

React component for custom scrollbars with native scrolling

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).

Easy Web Components in ~1kB

CustomEvent ponyfill

A solid BaseError class that supports custom properties and wrapping errors

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

Nominal types for better typesafety

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.

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.

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.

Common types for cross repository use

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

custom scroll element for grunt-browserSync

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+).

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

Web Components &amp; Custom Elements Community Version

Custom marker overlay for the @agm/core package

Our old good friend Clippy as a React Hook!

A helper library to add custom resources to a CloudFormation template

VError without dependencies on top of nodejs standart library

Alternative to JSON.stringify() that supports altering the behavior of the stringification process at string level

author-optgroup custom element (web component).

vue ant-design-vue element virtual smart form register multiplex dynamic custom component

Add arbitrary custom callbacks to sequelize

Tiny module implementing a pool of connect-style domain-agnostic middleware layers. Runs in the browser and node.js

Helper element for visually attaching content to another element.

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

Simple customizable Vue.js timepicker component

A highly customizable vuejs tree

data-cy shorthand notation for cypress get and find functions

author-popup custom element (web component).

Add Custom fonts support to jsPDF

Custom error object.