JSPM

Get and robustly cache all JS language-level intrinsics at first require time

Tiny JavaScript tokenizer.

Core istanbul API for JS code coverage

Robustly `.call.bind()` a function

Validate XML, Parse XML, Build XML without C/C++ based libraries

Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.

Serialize JavaScript to a superset of JSON that includes regular expressions and functions.

Is this an arguments object? It's a harder question than you think.

JavaScript parser, mangler/compressor and beautifier toolkit

A dictionary of file extensions and associated module loaders.

Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc

PostCSS for CSS-in-JS and styles in JS objects

Microsoft Authentication Library for js

Microsoft Authentication Library for js

Microsoft Authentication Library for Node

Style form elements when they are empty

Use the :focus-visible pseudo-selector in CSS

Style elements relative to other elements in CSS

A JavaScript (JS) Map or Similar object polyfill if Map is not available.

Strip line and/or block comments from a string. Blazing fast, and works with JavaScript, Sass, CSS, Less.js, and a number of other languages.

Array-slice method. Slices `array` from the `start` index up to, but not including, the `end` index.

Fast, small, efficient JavaScript memoization lib to memoize JS functions

Polyfills for React Native.

Like `extend` but only copies missing properties/values to the target object.

A pure javascript JPEG encoder and decoder

A convertor between XML text and Javascript object / JSON text.

Spectacular Test Runner for JavaScript.

micromark extension to support MDX JS import/exports

Parses JavaScript objects into XML

micromark extension to support MDX or MDX JS expressions

Utility functions

micromark extension to support MDX or MDX.js JSX

Smallest 5th gen CSS-in-JS library

Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and

estree (and esast) utility to serialize to JavaScript

🌈 Light, fast, and easy to use, dependencies free javascript syntax highlighter, with automatic language detection

estree (and esast) utility to parse from JavaScript

Inlines img, script and link tags into the same file.

A pure javascript BMP encoder and decoder

Get the last or last n elements in an array.

The dom helper library for zag.js machines

Mock 'http' objects for testing Express, Next.js and Koa routing functions

Focus visible polyfill utility based on WICG

Simple JS stack with auto run for node and browsers

Get all but the last element or last n elements of an array.

Some tweaks for beautifying HTML with js-beautify according to my preferences.

the last carousel you'll ever need

normalized JS Object and JSON message and event protocol for ES6+ node.js, browsers, electron, vanialla js, react.js, components, actions, stores and dispatchers

Sort the keys in an object.

Raw browser/feature support data from caniuse.com

The fastest smallest Javascript polyfill for the encode of TextEncoder and decode of TextDecoder for UTF-8 only. Made by AnonyCo with ❤️ from 🐕s.

Set, Get, Remove cookies on both client and server side with Next.js

modern-ahocorasick

Simple JS queue with auto run for node and browsers

SwaggerJS - a collection of interfaces for OAI specs

Observer the size of an element over time

Track interactions or focus outside an element

Convert XML to JSON - Fast & Simple

Core logic for the pagination widget implemented as a state machine

Comprehensive TypeScript/JavaScript utility library with cross-environment support (Node.js, browser, web worker) providing helper functions, polyfills (ES5-ES2023), type checking utilities, and optimized implementations for better minification and code r

A Broccoli plugin which transpile ES6 to readable ES5 by using babel.

Hide targets from screen readers

Core logic for the slider widget implemented as a state machine

Core logic for the tooltip widget implemented as a state machine

Core logic for the tags-input widget implemented as a state machine

Binary wrapper for Flow - A static type checker for JavaScript

Core logic for the switch widget implemented as a state machine

Convert a string to a valid JavaScript identifier

Core logic for the combobox widget implemented as a state machine

Core logic for the presence widget implemented as a state machine

Interationalization utilities for Zag.js

Core logic for the radio group widget implemented as a state machine

Utilities to manage a collection of items.

Implementing live region for screen readers

Date utilities for zag.js

Core logic for the toast widget implemented as a state machine

Core logic for the number-input widget implemented as a state machine

Core logic for the popover widget implemented as a state machine

Core logic for the avatar widget implemented as a state machine

Import all modules in a directory

The modern CSS-in-JS library

Core logic for the accordion widget implemented as a state machine

Core logic for the editable widget implemented as a state machine

Core logic for the rating-group widget implemented as a state machine

Autoresize utilities for the web

Core logic for the menu widget implemented as a state machine

Core logic for the date-picker widget implemented as a state machine

Core logic for the hover-card widget implemented as a state machine

Core logic for the select widget implemented as a state machine

Core logic for the carousel widget implemented as a state machine

Core logic for the pin-input widget implemented as a state machine

Core logic for the splitter widget implemented as a state machine

Core logic for the progress widget implemented as a state machine

Simple JS queue with auto run for node and browsers

Core logic for the checkbox widget implemented as a state machine

Highlight a portion of text in a string

Core logic for the tree-view widget implemented as a state machine

Core logic for the signature-pad widget implemented as a state machine

Core logic for the dialog widget implemented as a state machine

Core logic for the tabs widget implemented as a state machine

The reactive store package for zag machines

Core logic for the timer widget implemented as a state machine

Core logic for the toggle widget implemented as a state machine

Core logic for the file-upload widget implemented as a state machine

Dismissable layer utilities for the DOM

Color utilities for zag.js

Dynamic positioning logic for ui machines

Core logic for the tour widget implemented as a state machine

Core logic for the toggle widget implemented as a state machine

A pure typescript BMP encoder and decoder

Core logic for the angle-slider widget implemented as a state machine

JavaScript utility to remove scroll on body

JS File API utilities

```sh yarn add @zag-js/geometry # or npm i @zag-js/geometry ```

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

Core logic for the collapsible widget implemented as a state machine

Core logic for the color-picker widget implemented as a state machine

Focus trap utility

Core logic for the clipboard widget implemented as a state machine

Core logic for the qr-code widget implemented as a state machine

Core logic for the steps widget implemented as a state machine

The modern CSS-in-JS library

Scroll snap utilities

Core logic for the listbox widget implemented as a state machine

jks-js is a converter of Java Key Store (JKS) to PEM certificates in order to securely connect to Java based servers using node js.

Core logic for the floating-panel widget implemented as a state machine

Core logic for the password-input widget implemented as a state machine

Get a property from an object using dot (object path) notation.

browserify plugin for coffeescript with support for mixed .js and .coffee files

A Vite plugin that takes the CSS and adds it to the page through the JS. For those who want a single JS file.

The Karma command line interface.

Core logic for the scroll-area widget implemented as a state machine

Does a JS type have a getter/setter property

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

Does a JS type have a property

Does a JS type's prototype have a property

List of getter/setter properties for JavaScript types

Parses JavaScript objects into XML. This is a fork of the original js2xmlparser, with some additional features

Core logic for the async-list widget implemented as a state machine

Is string a JS Type

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

List of properties for JavaScript objects

List of JavaScript types

Webpack plugin removes empty JavaScript files generated when using styles.

A set of cookie helpers for Next.js

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

Core logic for the time-picker widget implemented as a state machine

A vanilla JS customisable text input/select box plugin

Core logic for the bottom-sheet widget implemented as a state machine

Maintained fork of later. Determine later (or previous) occurrences of recurring schedules

Add a style and an image to your QR code

Return the closest element matching a selector up the DOM tree

Generates markdown API documentation from jsdoc annotated source code

Simple templating using a config.json and regex patterns

The api for the extendable JavaScript mutation testing framework Stryker

Build high-performance VueJS user interfaces (SPA, PWA, SSR, Mobile and Desktop) in record time

Write your project's environments' configs out to JSON files.

The extendable JavaScript mutation testing framework

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

Random image generator

A polyfill for Array.prototype.flat and Array.prototype.flatMap

Core logic for the marquee widget implemented as a state machine

Driver for connection to Databricks SQL via Thrift API.

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

Microsoft Cognitive Services Speech SDK for JavaScript

Safely evaluate JavaScript (estree) expressions, sync and async.

Converts PCRE regexp strings to JavaScript RegExp instances

Arweave JS client library

A gulp plugin for processing files with ESLint

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

CoreUI Utilities

A javascript QR scanner library

Gracefully parse ECMAScript static imports 💃

A collection of dependency free helpers

Checks the ECMAScript version of .js glob against a specified version of ECMAScript with a shell command

Add context awareness to your apps and frameworks by safely evaluating user-defined conditional expressions. Useful for evaluating expressions in config files, prompts, key bindings, completions, templates, and many other user cases.

Create an inline source map comment from a source map

Librarie to format js/json objects into a YAML-style colored output. Especially useful to pretty print logs. Performant (benchmarks)

Recursively omit empty properties from an object. Omits empty objects, arrays, strings or zero.

Make CSS easier and more maintainable by using JavaScript

beautify whatever

The most advanced responsive front-end framework in the world.

Seeder package for MikroORM.

observe element's rect over time

Core logic for the image-cropper widget implemented as a state machine

A React cron editor with antd inspired by jqCron

JS Search is an efficient, client-side search library for JavaScript and JSON objects

Sendbird SDK for JavaScript

## Installation

po2js and js2po and i18next2po and po2i18next converter gettext resource utils

xliff2js and js2xliff converter xliff utils

Returns `true` if the given `string` or `array` ends with `suffix` using strict equality for comparisons.

> parse / stringify sql (select grammar) in js.

Convert CSV to JSON

## Installation

Reduces an object to a value that is the accumulated result of running each property in the object through a callback. Executes the callback function once for each own enumerable property in the object, receiving four arguments: the initial value (or valu

Simplify and clean up your components with this react hooks collection.

## Installation

Package to fix style (css/sass/less/stylus) only entries generating a extra js file.

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

fast excel formula parser

Responsive and slick progress bars with animated SVG paths

Find and load configuration from a package.json property, rc file, or CommonJS module.

Make weak references to JavaScript Objects.

## Installation

React.js Virtual Keyboard

 

A js mask simple like killing zombies =).

Turn checkboxes and radio buttons into toggle switches.

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

JavaScript polyfill for the WHATWG spec of focusOptions, that enables a set of options to be passed to the focus method.

Numeric range utilities

A vanilla JS customisable text input/select box plugin

The more powerful JavaScript logger for NodeJS and browsers.

A JavaScript package with Key Code constants

Returns `true` if the given string or array starts with prefix using strict equality for comparisons. Using fastest implementation.

The best job scheduler for Node.js and JavaScript with cron, dates, ms, later, and human-friendly support. Works in Node v12.17.0+, uses worker threads to spawn sandboxed processes, and supports async/await, retries, throttling, concurrency, and cancelab

Insert missing semicolons, remove unneeded ones.

fluent2js and js2fluent converter

Postal Codes

https://frappe.github.io/charts

tmx2js and js2tmx converter tmx utils

Merge multiple files (js,css..) into single file to include somewhere

Like `extend` but recursively copies only the missing properties/values to the target object.

resx2js and js2resx converter resx resource utils

List of prototype properties for JavaScript types

asr2js and js2asr converter android string resource utils

On-screen Javascript Virtual Keyboard

A Simple Pull To Refresh Component for React Application

Seamless integration of Vue 3, Bootstrap 5, and TypeScript for modern, type-safe UI development

laravel2js and js2laravel converter laravel php resource utils

Jscrambler Code Integrity API client.

Check if an identifier is defined

common javascript utils that can be required selectively that assume es5+

Minifier of js, css, html and img

A tiny JavaScript interpreter written in TypeScript.

It iterates through a graph or a tree recursively

Do not repeat anymore your objects transformations.

Linking and unlinking of assets in your react-native app, works for fonts and sounds

Create a new object filtered to have only properties for which the callback returns true.

Create property accessor/caller statements for dot paths

Build a ternary statement

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

The Vanilla Calendar Pro is a versatile JavaScript date and time picker component with TypeScript support, making it compatible with any JavaScript frameworks and libraries. It is designed to be lightweight, easy to use, and feature-rich, without relying

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.