JSPM

A completely customizable framework for building rich text editors.

Utility for building HTML custom elements

Use Happy DOM as environment in Jest.

A ultra light library for writing custom elements

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

When Elements

JSX-render for custom elements

Easy Web Components in ~1kB

[](https://coveralls.io/github/WebReflection/builtin-elements?branch=main)

Chakra UI ControlBox component

Make your own nested error types!

Smart HTML Elements Community

Create custom JavaScript errors that also match instanceof.

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

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

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

Custom authentication strategy for Passport.

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

React scrollbars component

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

A full-featured polyfill for customized built-in elements

A stylelint rule to disallow usage of unknown custom properties

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

Listr verbose renderer

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

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

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

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

React scrollbars component

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

Create custom commands using plain-old functions

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

Collection of awesome react hooks

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

Indent strings.

OverlayScrollbars for React.

Wrap your component up as a custom element

The best React custom scrollbars component

Handy Moment.js filters for your Vue.js project

This repo gives you the bare minimum you'd need in an environment that doesn't support Custom Elements or Shadow DOM natively. It gives you support for the V1 APIs of each respectively and ensures all their polyfill dependencies are met all through a sing

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

It makes simple throw qualified errors.

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

Text and TextInput with mask for React Native applications

Validate the name of a custom element

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

Lightweight emoji picker distributed as a web component

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

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

Utility to extend existing ESLint rules

A tiny library to create custom errors in JavaScript.

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

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

Custom elements library for Angular4

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

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

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

Yaml input field with validation and syntax highlighting as React Component

High-quality Web Components with a small footprint

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

Modal component that can be customized with everything like DOM elements, text or an other component

A web component for wrapping multiple components as a single field.

A rollup plugin for building author-elements web components.

VirtualDOM abstraction layer - give yourself better integration and full control over the DOM with any virtual DOM library that uses a Hyperscript-like API such as React and Preact.

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

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

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

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

React scrollbars component

uelements provides a functional way of defining custom elements

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

OverlayScrollbars for Vue.

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

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

A custom React hook for adding keyboard shortcuts to your application

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

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

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

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

Simple implementation of Form Associated Custom Elements.

GrapesJS component for the embed of custom code

Enforce usage of custom media queries in CSS

HTML5 HTMLElement.dataset ponyfill

Properly create error classes

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.

An Angular custom module that contains foundation elements for buildmotion Angular applications. Basically, the framework for buildmotion NG.

A highly accessible, customizable and lightweight dialog.

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

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

Barebones code to generate a uid of custom length

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

Create custom error classes

Customizable React roulette wheel with spinning animation

React scrollbars component

A lightweight web component that traps focus within a DOM node

Creates interoperable custom elements

Angular custom directives for validation

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

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

OverlayScrollbars for Angular.

Collection of Custom Elements

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

Create an entire web theme.

A responsive sass grid library built with flexbox

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.

A customizable step component written in Svelte

richer JavaScript errors

Adds fallbacks to your CSS var() functions

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

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

Custom Elements like callbacks for any node

Generate a function that returns a constant.

Custom elements provided by the SDK

simple custom scrollbar made by svelte

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

Server-side render your web components.

custom elements for bytesize icons

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.

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

Listen for native and custom DOM events

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

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

🧩 Create flavoured string template interpolation

Custom scrollbars with native scrolling

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

A simple and fully customizable React checkbox input component.

Tailwind CSS plugin that exposes Tailwind colors as custom CSS properties

Common runtime for the custom szn-* elements.

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

PowerBI Custom Visuals webpack plugin

The Configuration Management library for your JavaScript application

well-formatted, extendable pino logger for hapi.js

Create a promise that can be resolved and rejected outside of it

OverlayScrollbars for Svelte.

this is a tiny library for making single and multiple select elements decent looking - Highly customizable

A SkateJS renderer for Preact.

Typed errors that closely emulate the native Error class.

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

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

Create framework agnostic components that are truly reusable and interoperable with all the benefits of the React ecosystem – using the HTML5 custom elements API to extend HTML's vocabulary.

React component for custom scrollbars with native scrolling

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

Sanity plugin to upload and preview inline SVGs

A SkateJS renderer for Lit HTML.

Simple implementation of Custom Elements.

CustomEvent ponyfill

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

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

Nominal types for better typesafety

The most complete Snowflake ID generator in TypeScript

Manager for running foreign and potentionally dangerous scripts in the cluster

Custom ESLint rules for enforcing best practices

Implementation of one of @kevinpschaaf proposal for Redux/Custom Elements integration.

OverlayScrollbars for Solid.

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

A stylelint rule to disallow usage of unknown custom properties

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

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

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

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

React scrollbars component

Base class for all author-* custom elements (web components).

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

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

Knockout bindings to Twitter Bootstrap 3

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

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+).

File Drop Custom Element

Custom marker overlay for the @agm/core package

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

Web component implementation of charts elements from Chart.js library

marked extension template

Customizable String Formatter

This plugin makes sure that your custom elements always have a name property, even after minifying.

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

🕸️ Template file preprocessor for progressively enhancing web components.

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

Custom configurable props for React or HTML elements

Simple customizable Vue.js timepicker component

A highly customizable vuejs tree

data-cy shorthand notation for cypress get and find functions

Add Custom fonts support to jsPDF

Custom error object.

A powerful web component router

Set of helpful functions and types for Custom Card creators

Simple, precise, and chainable React Custom PropTypes.

Pure javascript mask plugin to use anywhere you like

A fully customizable rating component for react and next.js

Node.js module providing utility functions for AWS Cloudformation Custom Resources.

Generic errors with common http codes

Mongoose ES Map object support

Export custom media queries, custom properties, custom property sets, and custom selectors from CSS as JavaScript variables

n8n node to detect if something changed between the current execution and the previous one.

Simple yet highly customizable console logger for node.js. Supports templating output, custom log levels, custom log types, and colored output.

Custom-made npm UI Component.

Run Python on n8n.

Callbacks for when elements are added or removed from the DOM

A generator for converting your text into a signature image depending on your font style

> > A very lightweight PostCSS plugin to strip comments. No configuration available at this time.

configurable template string replacement

Angular custom directives for validation

Custom n8n node for Z-API.

Custom Icon Lib for React Native.

A stylelint rule to disallow usage of unknown custom properties

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

JSON serializer that handles Dates, RegExps, Functions or any other type you want

A solid BaseError class that supports custom properties and wrapping errors

Add slug field to MarkdownRemark and Mdx nodes

Bootstrap 4 Component - Chosen

A powerful javascript library to create amazing and smooth effects for the mouse cursor on your website.

custom pixi particles

Custom chunk id generator with appended and prepended strings

A library for checking and casting types.

Native viewport with custom scrollbars 🖱️

Text and TextInput with mask for React Web applications

Use custom defined elements in HTML

Allow data objects to be passed to custom elements as attributes

Your custom errors in your JavaScript code

CloudFormation custom resource helper for Lambda Node.js runtime

An Angular custom module that contains foundation elements for buildmotion Angular applications. Basically, the framework for buildmotion NG.

A game engine for the web that runs in a browser context and executes updates for an `HTMLCanvasElement`-based game written in javascript.

Listr renderer with simple tree support (non concurrent tasks)

A custom React hook for grabbing the caret position in an input field

A node package to simplify interactions with Smiirl objects

jQuery plugin for using FontAwesome icons as custom CSS cursors

Common types for cross repository use

A SkateJS renderer for Preact.

A helper library to add custom resources to a CloudFormation template

Custom CloudFormation resources

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

Our old good friend Clippy as a React Hook!

A completely customizable framework for building rich text editors.

An Angular custom module that contains foundation elements for buildmotion Angular applications. Basically, the framework for buildmotion NG.

a module to handle the regionalized data

VError without dependencies on top of nodejs standart library

Enzyme-like testing for the DOM.

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.