JSPM

Human Made Coding Standards for JavaScript.

JavaScript library of crypto standards.

eighteen73 coding standards for JavaScript.

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

Tiny JavaScript tokenizer.

Core istanbul API for JS code coverage

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

Robustly `.call.bind()` a function

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

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

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.

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

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

Microsoft Authentication Library for js

Microsoft Authentication Library for Node

Use the :focus-visible pseudo-selector in CSS

Style elements relative to other elements in CSS

Microsoft Authentication Library for js

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

Style form elements when they are empty

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.

A pure javascript JPEG encoder and decoder

Polyfills for React Native.

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

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

Parses JavaScript objects into XML

micromark extension to support MDX JS import/exports

micromark extension to support MDX or MDX.js JSX

micromark extension to support MDX or MDX JS expressions

Spectacular Test Runner for JavaScript.

Utility functions

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

A pure javascript BMP encoder and decoder

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

Get the last or last n elements in an array.

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

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

Simple JS stack with auto run for node and browsers

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

the last carousel you'll ever need

Focus visible polyfill utility based on WICG

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

The dom helper library for zag.js machines

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

estree (and esast) utility to parse from JavaScript

Simple JS queue with auto run for node and browsers

Sort the keys in an object.

Raw browser/feature support data from caniuse.com

modern-ahocorasick

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

SwaggerJS - a collection of interfaces for OAI specs

Observer the size of an element over time

Convert XML to JSON - Fast & Simple

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

Simple JS queue with auto run for node and browsers

Track interactions or focus outside an element

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

Import all modules in a directory

Core logic for the pagination widget implemented as a state machine

Core logic for the slider widget implemented as a state machine

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

Core logic for the editable 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

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

Core logic for the presence widget implemented as a state machine

Utilities to manage a collection of items.

Core logic for the progress widget implemented as a state machine

Core logic for the select widget implemented as a state machine

Core logic for the checkbox widget implemented as a state machine

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

Hide targets from screen readers

Implementing live region for screen readers

Highlight a portion of text in a string

Core logic for the popover widget implemented as a state machine

The reactive store package for zag machines

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

Interationalization utilities for Zag.js

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

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

Core logic for the avatar widget implemented as a state machine

Dynamic positioning logic for ui machines

Dismissable layer utilities for the DOM

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

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

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

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

JS File API utilities

Core logic for the collapsible widget implemented as a state machine

Core logic for the tour widget implemented as a state machine

JavaScript utility to remove scroll on body

Core logic for the clipboard 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

Core logic for the toggle widget implemented as a state machine

Focus trap utility

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

Color utilities for zag.js

A pure typescript BMP encoder and decoder

The modern CSS-in-JS library

Core logic for the toast widget implemented as a state machine

Core logic for the steps widget implemented as a state machine

Core logic for the combobox widget implemented as a state machine

Core logic for the switch widget implemented as a state machine

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

Core logic for the menu widget implemented as a state machine

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

Binary wrapper for Flow - A static type checker for JavaScript

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

Date utilities for zag.js

Core logic for the accordion widget implemented as a state machine

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

Core logic for the splitter widget implemented as a state machine

Autoresize utilities for the web

Core logic for the carousel widget implemented as a state machine

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

Scroll snap utilities

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

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

An XMTP content type to support reactions to messages

Core logic for the timer widget implemented as a state machine

The modern CSS-in-JS library

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

Does a JS type have a getter/setter property

Does a JS type's prototype have a property

The Karma command line interface.

Core logic for the listbox widget implemented as a state machine

Core logic for the toggle widget implemented as a state machine

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.

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

An XMTP content type to support replying to a message

List of getter/setter properties for JavaScript types

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

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

An XMTP content type to support sending file attachments that are stored off network

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.

Is string a JS Type

Webpack plugin removes empty JavaScript files generated when using styles.

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.

Does a JS type have a property

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

A set of cookie helpers for Next.js

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

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.

A vanilla JS customisable text input/select box plugin

Return the closest element matching a selector up the DOM tree

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

Generates markdown API documentation from jsdoc annotated source code

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

Add a style and an image to your QR code

Random image generator

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.

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

Driver for connection to Databricks SQL via Thrift API.

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.

Make weak references to JavaScript Objects.

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

The extendable JavaScript mutation testing framework

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

CoreUI Utilities

Simple templating using a config.json and regex patterns

The api for the extendable JavaScript mutation testing framework Stryker

An XMTP content type to support on-chain transaction references

A gulp plugin for processing files with ESLint

An XMTP content type to support read receipts

Microsoft Cognitive Services Speech SDK for JavaScript

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

Converts PCRE regexp strings to JavaScript RegExp instances

beautify whatever

I am an EPUB object model aspiring to be standards compliant.

Base Fuel UX styles and controls

Gracefully parse ECMAScript static imports 💃

A javascript QR scanner library

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

observe element's rect over time

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.

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

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

Arweave JS client library

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

Create an inline source map comment from a source map

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

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

Eslint base config and customizations.

xliff2js and js2xliff converter xliff utils

Make CSS easier and more maintainable by using JavaScript

Sendbird SDK for JavaScript

Seeder package for MikroORM.

Turn checkboxes and radio buttons into toggle switches.

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

po2js and js2po and i18next2po and po2i18next converter gettext resource utils

## 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

Convert CSV to JSON

fast excel formula parser

## Installation

A tiny JavaScript interpreter written in TypeScript.

A React cron editor with antd inspired by jqCron

React.js Virtual Keyboard

## Installation

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

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

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

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

A collection of dependency free helpers

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.

A js mask simple like killing zombies =).

## Installation

fluent2js and js2fluent converter

Responsive and slick progress bars with animated SVG paths

Numeric range utilities

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

 

> parse / stringify sql (select grammar) in 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.

The more powerful JavaScript logger for NodeJS and browsers.

laravel2js and js2laravel converter laravel php resource utils

tmx2js and js2tmx converter tmx utils

resx2js and js2resx converter resx resource utils

On-screen Javascript Virtual Keyboard

A smooth 3D tilt javascript library forked from Tilt.js

asr2js and js2asr converter android string resource utils

SL update to the core istanbul API for JS code coverage

A vanilla JS customisable text input/select box plugin

It iterates through a graph or a tree recursively

A set of eslint rules used by TEAM23 for standard js projects

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

A JavaScript package with Key Code constants

BootstrapVueNext is an early and lovely component library for Vue 3 & Nuxt 3 based on Bootstrap 5 and Typescript.

Do not repeat anymore your objects transformations.

Postal Codes

React library of Procore Design Guidelines

https://frappe.github.io/charts

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.

A Simple Pull To Refresh Component for React Application

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.

Minifier of js, css, html and img

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

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