fucking-awesome-javascript

🐢 A collection of awesome browser-side JavaScript libraries, resources and shiny things. 😎 Awesome lists about all kinds of interesting topics. With repository stars⭐ and forks🍴
https://github.com/correia-jpv/fucking-awesome-javascript

Last synced: about 8 hours ago
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Testing Frameworks
- Frameworks
  - jest - Painless JavaScript Unit Testing.
  - tape - Tap-producing test harness for node and browsers.
  - prova - Node & Browser test runner based on Tape and Browserify
  - Protractor - Protractor is an end-to-end test framework for AngularJS applications.
  - TestCafe - Automated browser testing for the modern web development stack.
  - mocha - Simple, flexible, fun JavaScript test framework for node.js & the browser.
  - qunit - An easy-to-use JavaScript Unit Testing framework.
  - DalekJS - Automated cross browser functional testing with JavaScript
  - jasmine - DOM-less simple JavaScript testing framework.
  - ava - 🚀 Futuristic JavaScript test runner
- Coverage
  - blanket - A simple code coverage library for JavaScript. Designed to be easy to install and use, for both browser and nodejs.
  - JSCover - JSCover is a tool that measures code coverage for JavaScript programs.
  - istanbul - Yet another JS code coverage tool.
- Runner
  - phantomjs - Scriptable Headless WebKit.
  - slimerjs - A PhantomJS-like tool running Gecko.
  - casperjs - Navigation scripting & testing utility for PhantomJS and SlimerJS.
  - zombie - Insanely fast, full-stack, headless browser testing using node.js.
  - karma - Spectacular Test Runner for JavaScript.
  - nightwatch - UI automated testing framework based on node.js and selenium webdriver.
  - intern - A next-generation code testing stack for JavaScript.
  - puppeteer - Headless Chrome Node.js API by official Google Chrome team.
  - webdriverio - Next-gen WebDriver test automation framework for Node.js.
  - totoro - A simple and stable cross-browser testing tool.
  - taiko - A Node.js library with a simple API to automate Chromium based browsers.
  - Playwright - Node.js library to automate Chromium, Firefox and WebKit with a single API.
- Assertion
  - Sinon.JS - Test spies, stubs, and mocks for JavaScript.
  - expect.js - Minimalistic BDD-style assertions for Node.JS and the browser.
  - proxyquire - Stub nodejs's require.
  - chai - BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
  - Pocket Mocker - In-browser visual network mocking tool, supports fetch/XHR interception.
  - react testing library - Simple and complete React DOM testing utilities that encourage good testing practices.
  - Supertest - A popular HTTP assertion library for testing REST APIs, often used with other testing frameworks like Mocha or Jest
Number
- Runner
  - Fraction.js - A rational number library for JavaScript.
  - chance.js - Random generator helper in JavaScript. Can generate numbers, strings etc.
  - Numeral-js - A JavaScript library for formatting and manipulating numbers.
  - accounting.js - A lightweight JavaScript library for number, money and currency formatting - fully localisable, zero dependencies.
  - money.js - A tiny (1kb) JavaScript currency conversion library, for web & nodeJS.
  - odometer - Smoothly transitions numbers with ease.
  - Complex.js - A complex number library for JavaScript.
  - Polynomial.js - A polynomials library for JavaScript.
  - Quaternion.js - A quaternion library for JavaScript
Storage
- Runner
  - lawnchair.js - Simple client-side JSON storage.
  - pouchdb - Javascript db inspired by Apache CouchDB to run well within the browser.
  - cross-storage - Cross domain local storage, with permissions.
  - basket.js - A script and resource loader for caching & loading scripts with localStorage.
  - bag.js - A caching script and resource loader, similar to basket.js, but with additional k/v interface and localStorage / websql / indexedDB support.
  - basil.js - The missing JavaScript smart persistent layer.
  - crumbsjs - A lightweight vanilla ES6 cookies and local storage JavaScript library.
  - awesome-web-storage - Everything you need to know about client-side storage.
  - datavore - A small, fast, in-browser database engine written in JavaScript.
  - Hoodie - Offline First backend to work in browser without internet connectivity.
  - NeDB - Embedded Persistent database for Browsers, nw.js, electron.
  - Dexie.js - Dexie.js is a wrapper library for indexedDB.
  - localForage - Offline storage, improved. Wraps IndexedDB, WebSQL, or localStorage using a simple but powerful API.
  - sql.js - SQLite compiled to JavaScript through Emscripten.
  - proxy-web-storage - Keep the type of storage value unchanged and change array and object directly. Supports listening to the changes and setting expires.
  - DB.js - Promise based IndexDB Wrapper library.
  - proxy-web-storage - Keep the type of storage value unchanged and change array and object directly. Supports listening to the changes and setting expires.
  - store.js - LocalStorage wrapper for all browsers without using cookies or flash. Uses localStorage, globalStorage, and userData behavior under the hood.
  - jStorage - jStorage is a simple key/value database to store data on browser side.
  - jquery-cookie - A simple, lightweight jQuery plugin for reading, writing and deleting cookies.
  - js-cookie - A simple, lightweight JavaScript API for handling browser cookies.
  - Cookies - JavaScript Client-Side Cookie Manipulation Library.
  - PostgreSQL Browser - Browser PostgreSQL Playground, no server, just client and pglite (postgresql wasm)
Color
- Runner
  - Vibrant.js - Extract prominent colors from an image.
  - randomColor - A color generator for JavaScript.
  - chroma.js - JavaScript library for all kinds of color manipulations.
  - color - JavaScript color conversion and manipulation library.
  - colors - Smarter defaults for colors on the web.
  - PleaseJS - JavaScript Library for creating random pleasing colors and color schemes.
  - TinyColor - Fast, small color manipulation and conversion for JavaScript.
Control Flow
- Runner
  - contra - Asynchronous flow control with a functional taste to it.
  - async - Async utilities for node and the browser.
  - when - A solid, fast Promises/A+ and when() implementation, plus other async goodies.
  - q - A tool for making and composing asynchronous promises in JavaScript.
  - ObjectEventTarget - Provide a prototype that add support to event listeners (with same behavior of EventTarget from DOMElements available on browsers).
  - sporadic - Composable concurrency abstractions (such as streams, coroutines and Go-like channels) on top of promises, for Node and browser engines.
  - step - An async control-flow library that makes stepping through logic easy.
  - Bluebird - fully featured promise library with focus on innovative features and performance.
SDK
- Other
  - Square Node.js SDK - JavaScript client library for payments and other Square APIs.
  - Spotify SDK - Entity oriented SDK to work with the Spotify Web API.
  - javascript-sdk-design - JavaScript SDK design guide extracted from work and personal experience.
  - OpenAI SDK - Official JavaScript / TypeScript library for the OpenAI API.
  - Stripe Node.js SDK - Stripe Node.js SDK lets you integrate payments, subscriptions, and billing into your JavaScript/TypeScript apps.
QA Tools
- Runner
  - JSLint - High-standards, strict & opinionated code quality tool, aiming to keep only good parts of the language.
  - Pre-evaluate code at buildtime - Pre-evaluate your front end javascript code at build-time
  - prettier - Prettier is an opinionated code formatter.
  - JavaScript Standard Style - Opinionated, no-configuration style guide, style checker, and formatter
  - JS-Beautifier - Npm cli and library to format JS code.
  - husky - Prevents bad git commit, git push and more.
  - JSHint - JSHint is a tool that helps to detect errors and potential problems in your JavaScript code.
  - jscs - JavaScript Code Style checker.
  - jsinspect - Detect copy-pasted and structurally similar code.
  - buddy.js - Magic number detection for JavaScript.
  - ESLint - A fully pluggable tool for identifying and reporting on patterns in JavaScript.
  - jsfmt - For formatting, searching, and rewriting JavaScript.
MVC Frameworks and Libraries
- Runner
  - ractive - Next-generation DOM manipulation.
  - svelte - Svelte is a new way to build web applications. It's a compiler that takes your declarative components and converts them into efficient JavaScript that surgically updates the DOM.
  - knockout - Knockout makes it easier to create rich, responsive UIs with JavaScript.
  - espresso.js - A minimal JavaScript library for crafting user interfaces.
  - thorax - Strengthening your Backbone.
  - derby-awesome - A collection of awesome derby components
  - inferno - 🔥 An extremely fast, React-like JavaScript library for building modern user interfaces.
  - Drawflow - This allow you to create data flows easily and quickly.
  - chaplin - An architecture for JavaScript applications using the Backbone.js library.
  - marionette - A composite application library for Backbone.js that aims to simplify the construction of large scale JavaScript applications.
  - ripple - A tiny foundation for building reactive views.
  - rivets - Lightweight and powerful data binding + templating solution.
  - Million - <1kb compiler-focused virtual DOM. It's fast!
  - Whatsup - A frontend framework for chillout-mode development 🥤. JSX components on generators, fast mobx-like state management and exclusive cssx style system.
  - Remult - A CRUD framework for full-stack TypeScript.
  - angular.js - HTML enhanced for web apps. (deprecated)
  - angular - Angular is a development platform for building mobile and desktop web applications using Typescript/JavaScript and other languages.
  - backbone - Give your JS App some Backbone with Models, Views, Collections, and Events.
  - jsblocks - jsblocks is better MV-ish framework.
  - Lucia - 3kb library for tiny web apps.
  - canjs - Can do JS, better, faster, easier.
  - hyperapp - 1kb JavaScript library for building frontend applications.
  - aurelia - A JavaScript client framework for mobile, desktop and web.
  - Adonis - The Node.js Framework highly focused on developer ergonomics, stability and confidence.
  - GrapesJS - Free and Open source Web Builder Framework. Next generation tool for building templates without coding.
  - Rete.js - A modular framework for visual programming allows to create node based editor in browser.
  - litegraph.js - A graph node engine and editor similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D.
  - Blockly - A library that adds a visual code editor to web and mobile apps by Google.
  - meteor - An ultra-simple, database-everywhere, data-on-the-wire, pure-javascript web framework.
  - ember.js - A JavaScript framework for creating ambitious web applications.
  - vue - Intuitive, fast & composable MVVM for building interactive interfaces.
  - spine - Lightweight MVC library for building JavaScript applications.
  - preact - Fast 3kb React alternative with the same ES6 API. Components & Virtual DOM.
  - nativescript - Build truly native cross-platform iOS and Android apps with JavaScript.
  - react-native - A framework for building native apps with React.
  - riot - React-like library, but with very small size.
  - derby - MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers.
  - way.js - Simple, lightweight, persistent two-way databinding.
  - mithril.js - Mithril is a client-side MVC framework (Light-weight, Robust, Fast).
  - feathers - A minimalist real-time JavaScript framework for tomorrow's apps.
  - Keo - Functional stateless React components with Shadow DOM support.
  - atvjs - Blazing fast Apple TV application development using pure JavaScript.
  - Alpine.js - offers you the reactive and declarative nature of big frameworks like Vue or React at a much lower cost.
Data Visualization
- Runner
  - jquery.sparkline - A plugin for the jQuery JavaScript library to generate small sparkline charts directly in the browser.
  - trianglify - Low poly style background generator with d3.js.
  - d3-cloud - Create word clouds in JavaScript.
  - epoch - A general purpose real-time charting library.
  - two.js - A renderer agnostic two-dimensional drawing api for the web.
  - d4 - A friendly reusable charts DSL for D3.
  - chartist-js - Simple responsive charts.
  - c3 - D3-based reusable chart library.
  - BabylonJS - A framework for building 3D games with HTML 5 and WebGL.
  - recharts - Redefined chart library built with React and D3.
  - Frappe Gantt - A simple, interactive, modern gantt chart library for the web.
  - G2 - A highly interactive data-driven visualization grammar for statistical charts.
  - G2Plot - An interactive and responsive charting library. Based on the grammar of graphics.
  - Cytoscape.js - A fully featured graph theory library.
  - jointjs - Diagramming library to create static diagrams or fully interactive diagramming tools.
  - three.js - JavaScript 3D library.
  - Chart.js - Simple HTML5 Charts using the <canvas> tag.
  - dc.js - Multi-Dimensional charting built to work natively with crossfilter rendered with d3.js
  - envisionjs - Dynamic HTML5 visualization.
  - flot - Attractive JavaScript charts for jQuery.
  - vizzu - Library for animated data visualizations and data stories.
  - vega - A visualization grammar.
  - sigma.js - A JavaScript library dedicated to graph drawing.
  - arbor - A graph visualization library using web workers and jQuery.
  - cubism - A D3 plugin for visualizing time series.
  - svg.js - A lightweight library for manipulating and animating SVG.
  - GraphicsJS - A lightweight JavaScript graphics library with the intuitive API, based on SVG/VML technology.
  - mxGraph - Diagramming library that enables interactive graph and charting applications to be quickly created that run natively in any major browser that is supported by its vendor.
  - Frappe Charts - GitHub-inspired simple and modern SVG charts for the web with zero dependencies.
  - Infographic - A next-generation declarative infographic visualization engine.
  - d3 - A JavaScript visualization library for HTML and SVG.
  - paper.js - The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas.
  - peity - Progressive <svg> bar, line and pie charts.
  - raphael - JavaScript Vector Library.
  - echarts - Enterprise Charts.
  - visjs - Multiple Libraries for dynamic, browser-based data visualization.
  - g.raphael - Charts for Raphaël.
  - rickshaw - JavaScript toolkit for creating interactive real-time graphs.
  - morris.js - Pretty time-series line graphs.
  - nvd3 - Build re-usable charts and chart components for d3.js.
  - heatmap.js - JavaScript Library for HTML5 canvas based heatmaps.
  - G6 - A graph visualization engine.
Editors
- Runner
  - quill - A cross browser rich text editor with an API.
  - medium-editor - Medium.com WYSIWYG editor clone.
  - pen - enjoy live editing (+markdown).
  - jquery-notebook - A simple, clean and elegant text editor. Inspired by the awesomeness of Medium.
  - wysihtml5 - Open source rich text editor based on HTML5 and the progressive-enhancement approach. Uses a sophisticated security concept and aims to generate fully valid HTML5 markup by preventing unmaintainable tag soups and inline styles.
  - Draft.js - A React framework for building text editors.
  - ace - Ace (Ajax.org Cloud9 Editor).
  - CodeMirror - In-browser code editor.
  - esprima - ECMAScript parsing infrastructure for multipurpose analysis.
  - raptor-editor - Raptor, an HTML5 WYSIWYG content editor!
  - popline - Popline is an HTML5 Rich-Text-Editor Toolbar.
  - Summernote - Super simple WYSIWYG editor.
  - Everright-formEditor - A visual drag-and-drop low-code form editor
  - editor - A markdown editor. still on development.
  - Squire - HTML5 rich text editor.
  - TinyMCE - The JavaScript Rich Text editor.
  - trix - A rich text editor for everyday writing. By Basecamp.
  - Trumbowyg - A lightweight and amazing WYSIWYG JavaScript editor.
  - bootstrap-wysiwyg - Tiny bootstrap-compatible WYSIWYG rich text editor.
  - EpicEditor - An embeddable JavaScript Markdown editor with split fullscreen editing, live previewing, automatic draft saving, offline support, and more.
  - jsoneditor - A web-based tool to view, edit and format JSON.
  - vim.js - JavaScript port of Vim with a persistent `~/.vimrc`.
  - bootstrap-wysihtml5 - Simple, beautiful wysiwyg editor
Date
- Runner
  - timezone-js - Timezone-enabled JavaScript Date object. Uses Olson zoneinfo files for timezone data.
  - luxon - Luxon is a library for working with dates and times in JavaScript.
  - tempo - Parsing, formatting, and timezones — Tempo is a small tree-shakable library for native Date objects.
  - countdown.js - Super simple countdowns.
  - moment - Parse, validate, manipulate, and display dates in JavaScript.
  - date-fns - Modern JavaScript date utility library.
  - moment-timezone - Timezone support for moment.js.
  - jquery-timeago - A jQuery plugin that makes it easy to support automatically updating fuzzy timestamps (e.g. "4 minutes ago").
  - date - Date() for humans.
  - timeago.js - Simple library (less then 2kb) used to format date with `*** time ago` statement.
  - fecha - Lightweight date formatting and parsing (~2KB). Meant to replace parsing and formatting functionality of moment.js.
  - dayjs - Day.js 2KB immutable date library alternative to Moment.js with the same modern API.
I18n And L10n
- Runner
  - ttag - Modern javascript i18n localization library based on ES6 tagged templates and the good old GNU gettext.
  - attranslate - A JavaScript-tool for synchronizing translation-files, including JSON/YAML/XML and other formats.
  - babelfish - i18n with human friendly API and built in plurals support.
  - i18next - internationalisation (i18n) with JavaScript the easy way.
  - polyglot - tiny i18n helper library.
Voice Command
- Runner
  - annyang - A JavaScript library for adding voice commands to your site, using speech recognition.
  - voix.js - A JavaScript library to add voice commands to your sites, apps or games.
API
- Runner
  - Vue Query - Hooks for fetching, caching and updating asynchronous data in Vue.
  - amygdala - RESTful HTTP client for JavaScript powered web applications.
  - jquery.rest - A jQuery plugin for easy consumption of RESTful APIs.
  - FarFetch - Modern Fetch API wrapper for simplicity, with concise file uploading.
  - axios - Promise based HTTP client for the browser and node.js.
  - Rails Ranger - An opinionated REST client for Ruby on Rails APIs.
  - wretch - A tiny wrapper built around fetch with an intuitive syntax.
  - Optic - Optic automatically documents and tests your APIs.
  - SWR - React Hooks library for remote data fetching.
  - bottleneck - A powerful rate limiter that makes throttling easy.
  - oauth-signature-js - JavaScript OAuth 1.0a signature generator for node and the browser.
  - React Query - Hooks for fetching, caching and updating asynchronous data in React.
  - SWRV - Stale-while-revalidate data fetching for Vue.
Browser Detection
- Runner
  - bowser - a browser detector.
Web Worker
- Runner
  - workerize - Moves a module into a Web Worker, automatically reflecting exported functions as asynchronous proxies.
  - workly - A really simple way to move a function or class to a web worker.
  - stockroom - Offload your store management to a worker easily.
  - workerpool - Offload tasks to a pool of workers on node.js and in the browser.
  - clooney - Clooney is an actor library for the web. Use workers without thinking about workers.
  - greenlet - Move an async function into its own thread.
  - worker-dom - An in-progress implementation of the DOM API intended to run within a Web Worker.
  - threads.js - Offload CPU-intensive tasks to worker threads in node.js, web browsers and electron using one uniform API.
  - partytown - Relocate resource intensive third-party scripts off of the main thread and into a web worker.
  - comlink - Comlink is a tiny library (1.1kB), that removes the mental barrier of thinking about postMessage and hides the fact that you are working with workers.
Loading Status
- Runner
  - Mprogress.js - Create Google Material Design progress linear bars.
  - progressbar.js - Beautiful and responsive progress bars with animated SVG paths.
  - topbar - Tiny & beautiful site-wide progress indicator.
  - PageLoadingEffects - Modern ways of revealing new content using SVG animations.
  - SpinKit - A collection of loading indicators animated with CSS.
  - nanobar - Very lightweight progress bars. No jQuery.
  - Ladda - Buttons with built-in loading indicators.
  - Spin.js - A spinning activity indicator.
  - progress.js - Create and manage progress bar for every objects on the page.
  - pace - Automatically add a progress bar to your site.
  - css-loaders - A collection of loading spinners animated with CSS
Validation
- Runner
  - validator.js - String validation and sanitization.
  - jquery-validation - jQuery Validation Plugin.
  - validatr - Cross Browser HTML5 Form Validation.
  - is.js - Check types, regexps, presence, time and more.
  - Funval - Data validation using functions interfaces (support TypeScript).
  - validate.js - Lightweight JavaScript form validation library inspired by CodeIgniter.
  - FieldVal - multipurpose validation library. Supports both sync and async validation.
  - vest - 🦺 Declarative form validation framework inspired by unit testing.
  - Parsley.js - Validate your forms, frontend, without writing a single line of JavaScript.
Sliders
- Runner
  - bespoke.js - DIY Presentation Micro-Framework
  - slick - The last carousel you'll ever need.
  - PhotoSwipe - JavaScript image gallery for mobile and desktop, modular, framework independent.
  - jcSlider - A responsive slider jQuery plugin with CSS animations.
  - basic-jquery-slider - Simple to use, simple to theme, simple to customise.
  - Flickity - Touch, responsive, flickable galleries.
  - sly - JavaScript library for one-directional scrolling with item based navigation support.
  - Sequence - CSS animation framework for creating responsive sliders, presentations, banners, and other step-based applications.
  - reveal.js - A framework for easily creating beautiful presentations using HTML.
  - Embla Carousel - An extensible low level carousel for the web, written in TypeScript.
  - jQuery.adaptive-slider - A jQuery plugin for a slider with adaptive colored figcaption and navigation.
  - Swiper - Mobile touch slider and framework with hardware accelerated transitions.
  - slidesJs - Is a responsive slideshow plug-in for JQuery(1.7.1+) with features like touch and CSS3 transitions
  - vegas - A jQuery plugin to add beautiful fullscreen backgrounds to your webpages. It even allows Slideshows.
  - slidr - add some slide effects.
  - impress.js - It's a presentation framework based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com.
  - Strut - Strut - An Impress.js and Bespoke.js Presentation Editor
Tips
- Other
  - tipsy - Facebook-style tooltips plugin for jQuery.
  - opentip - An open source JavaScript tooltip based on the prototype framework.
  - qTip2 - Pretty powerful tooltips.
  - tooltipster - A jQuery tooltip plugin.
  - simptip - A simple CSS tooltip made with Sass.
  - toolbar - A tooltip style toolbar jQuery plugin
  - hint.css - A tooltip library in CSS for your lovely websites.
Modals and Popups
- Other
  - baguetteBox.js - Simple and easy to use lightbox script written in pure JavaScript.
  - colorbox - A light-weight, customizable lightbox plugin for jQuery.
  - jBox - jBox is a powerful and flexible jQuery plugin, taking care of all your popup windows, tooltips, notices and more.
  - swipebox - A touchable jQuery lightbox
  - lightGallery - A customizable, modular, responsive, lightbox gallery plugin for jQuery.
  - Magnific-Popup - Light and responsive lightbox script with focus on performance.
  - jquery-popbox - jQuery PopBox UI Element.
  - jquery.avgrund.js - A jQuery plugin with new modal concept for popups.
  - vex - A modern dialog library which is highly configurable and easy to style.
  - bootstrap-modal - Extends the default Bootstrap Modal class. Responsive, stackable, ajax and more.
  - css-modal - A modal built out of pure CSS.
  - jquery-popup-overlay - jQuery plugin for responsive and accessible modal windows and tooltips.
  - SweetAlert - An awesome replacement for JavaScript's alert.
  - SweetAlert2 - An awesome replacement for JavaScript's alert.
  - fancyBox - A tool that offers a nice and elegant way to add zooming functionality for images, html content and multi-media on your webpages.
  - screenfull.js - the JavaScript Fullscreen API, which lets you bring the page or any element into fullscreen. Smoothens out the browser implementation differences, so you don't have to.
  - keukenhof - Lightweight, no dependencies, accessibility enabled TypeScript library for creating modal windows.
WebSockets
- Other
  - ws
  - Socket.io - time applications. Supports auto-reconnection, rooms, and fallbacks (e.g., polling).
Misc
- Other
  - echo - Lazy-loading images with data-* attributes.
  - spoiler-alert - SPOILER ALERT! A happy little jquery plugin to hide spoilers on your site.
  - ky - Tiny and elegant HTTP client based on the browser Fetch API.
  - jsemu - A list of emulators written in the JavaScript programming language.
  - You Don't Know JS - Possibly the best book written on modern JavaScript, completely readable online for free, or can be bought to support the author.
  - JSbooks - Directory of free JavaScript ebooks.
  - json3 - A modern JSON implementation compatible with nearly all JavaScript platforms.
  - Array Explorer - Resources to help figure out what native JavaScript method would be best to use at any given time.
  - Peg.js - A simple parser generator for JavaScript that produces fast parsers with excellent error reporting. Usable from your browser, from the command line, or via JavaScript API.
  - jquery.vibrate.js - Vibration API Wrappers
  - list.js - Adds search, sort, filters and flexibility to tables, lists and various HTML elements. Built to be invisible and work on existing HTML.
  - grid - Drag and drop library for two-dimensional, resizable and responsive lists.
  - jquery-match-height - a responsive equal heights plugin for jQuery.
  - SurveyJS - SurveyJS is a JavaScript Survey and Form Library. https://surveyjs.io/
  - Fcal - Math expression evaluator.
  - Functional-Light JavaScript - Pragmatic, balanced FP in JavaScript.
  - jnv/list
  - davidsonfellipe/awesome-wpo
  - instanceofpro/awesome-backbone
  - enaqx/awesome-react
  - bolshchikov/js-must-watch
  - peterkokot/awesome-jquery
  - davidyezsetz/you-might-not-need-jquery-plugins
  - MaximAbramchuck/awesome-interviews
  - platform.js - A platform detection library that works on nearly all JavaScript platforms.
  - BitSet.js - A JavaScript Bit-Vector implementation.
  - Idyll - Create explorable explanations and interactive storytelling essays. Can be <b><code>    13⭐</code></b> <b><code>     1🍴</code></b> [embedded in HTML](https://github.com/idyll-lang/idyll-embed)).
  - javascript-algorithms - Algorithms and data structures implemented in JavaScript with explanations and links to further readings.
  - FingerprintJS - Makes a visitor identifier from a browser fingerprint that stays the same in incognito mode and when browser data is purged.
  - mixitup - MixItUp - A Filter & Sort Plugin.
  - Clean Code JavaScript - Clean Code concepts adapted for JavaScript.
  - sotayamashita/awesome-css
  - emijrp/awesome-awesome
  - bayandin/awesome-awesomeness
  - sindresorhus/awesome
  - gianarb/angularjs
  - peterkokot/awesome-dojo
  - addyosmani/es6-tools
  - ericdouglas/ES6-Learning
  - obetomuniz/awesome-webcomponents
  - willianjusten/awesome-svg
  - denolib/awesome-deno
  - ![CC0
  - chencheng
  - emoji-button - Vanilla JavaScript emoji picker component.
  - iooxa - Components for interactive scientific writing, reactive documents and explorable explanations.
  - picturefill - A responsive image polyfill for <picture>, srcset, sizes.
  - braziljs/js-the-right-way - An easy-to-read, quick reference for JS best practices, accepted coding standards, and links around the Web.
  - Superhero.js - A collection of resources about creating, testing and maintaining a large JavaScript code base.
  - SJSJ - Simplified JavaScript Jargon is a community-driven attempt at explaining the loads of buzzwords making the current JavaScript ecosystem in a few simple words.
  - How to Write an Open Source JavaScript Library - A comprehensive guide through a set of steps to publish a JavaScript open source library.
  - lune - Library to calculate the phases of the moon accurately.
  - apvarun/awesome-bun
Type Checkers
- Yup - JavaScript schema builder and validator.
- Hindley Milner Definitions - runtime type checking for JavaScript functions using Haskell-alike Hindley Milner type signatures.
- TypL - the JavaScript Type Linter with a bias on type inference.
- Zod - TypeScript-first schema validation with built-in static type inference.
Documentation
- Runner
  - docco - and-dirty, hundred-line-long, literate-programming-style documentation generator.
  - dox - style tags.
  - Beautiful docs
  - jsdox
  - Ronn
  - jsduck - API documentation generator made for Sencha JavaScript frameworks, but can be used for other frameworks too.
  - codecrumbs
  - ESDoc
  - YUIDoc
  - coddoc
  - styledocco
Functional Programming
- Runner
  - underscore - JavaScript's utility _ belt.
  - preludejs - Hardcore Functional Programming for JavaScript.
  - fxts - Lazy evaluation and concurrency.
  - wild-wild-path - Object property paths with wildcards and regexps.
  - sweet-monads - A utility library containing popular monads and lazy iterators.
  - lodash - A utility library delivering consistency, customization, performance, & extras.
  - Sugar - A JavaScript library for working with native objects.
  - lazy.js - Like Underscore, but lazier.
  - ramda - A practical functional library for JavaScript programmers.
  - mout - Modular JavaScript Utilities.
  - rambda - Faster and smaller alternative to *Ramda*.
Tours And Guides
- Runner
  - shepherd - Guide your users through a tour of your app.
  - bootstrap-tour - Quick and easy product tours with Twitter Bootstrap Popovers.
  - intro.js - A better way for new feature introduction and step-by-step users guide for your website and project.
  - tourist - Simple, flexible tours for your app.
  - joyride - jQuery feature tour plugin.
  - hopscotch - A framework to make it easy for developers to add product tours to their pages.
  - focusable - Set a spotlight focus on DOM element adding a overlay layer to the rest of the page.
  - driver.js - Powerful yet light-weight, vanilla JavaScript engine to drive the user's focus across the page
Notifications
- Runner
  - messenger - Growl-style alerts and messages for your app.
  - humane-js - A simple, modern, browser notification system.
  - smoke.js - Framework-agnostic styled alert system for JavaScript.
  - notie - Simple notifications and inputs with no dependencies.
  - iziToast - Elegant, responsive, flexible and lightweight notification plugin with no dependencies.
  - notifire - Open-source notification infrastructure for products.
  - toastify-js - Pure JavaScript library for better notification messages.
  - pnotify - JavaScript notifications for Bootstrap, jQuery UI, and the Web Notifications Draft.
  - toastr - Simple JavaScript toast notifications.
  - noty - jQuery notification plugin.
Animations
- Other
  - move.js - CSS3 backed JavaScript animation framework.
  - animatable - One property, two values, endless possibilities.
  - typicaljs - Animated typing in ~400 bytes 🐡 of JavaScript
  - jquery.transit - Super-smooth CSS3 transformations and transitions for jQuery.
  - bounce.js - Create tasty CSS3 powered animations in no time.
  - shuffle-images - The Simplest Way to shuffle through images in a Creative Way.
  - smoothState.js - Unobtrusive page transitions with jQuery.
  - velocity - Accelerated JavaScript animation.
  - GreenSock-JS - High-performance HTML5 animations that work in all major browsers.
  - TransitionEnd - TransitionEnd is an agnostic and cross-browser library to work with transitioned event.
  - Dynamic.js - JavaScript library to create physics-based CSS animations.
  - the-cube - The Cube is an experiment with CSS3 transitions.
  - particles-bg - A lightweight React particles animation background component.
  - barbajs - It helps you create fluid and smooth transitions between your website's pages.
  - particles.js - A lightweight JavaScript library for creating particles.
  - tsParticles - A new and improved version of particles.js with bug fixes and many new features.
  - textillate - A simple plugin for CSS3 text animations.
  - Effeckt.css - A Performant Transitions and Animations Library.
Full Text Search
- Other
  - Elasticlunr - This library is based on lunr.js, but more flexible and customized.
  - lunr - Library for use in the browser and It indexes JSON documents and provides a simple search interface for retrieving documents that best match text queries.
  - flexsearch - It is a Next-Generation full text search library for Browser and Node.js.
ORM
- Other
  - Prisma - generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB.
  - Kysely - safe typescript SQL query builder.
  - Knex
  - MikroORM
  - TypeORM
  - Drizzle ORM
  - Sequelize - rich ORM for modern Node.js and TypeScript | PostgreSQL, MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB...
  - Objection.js - friendly ORM for Node.js built on top of Knex.js, with powerful relational support.
  - Mongoose
Node-Powered CMS Frameworks
- Runner
  - Apostrophe - CMS with content editing and essential services.
  - KeystoneJS - powerful CMS and web app framework.
  - PencilBlue - CMS and blogging platform.
  - Factor - The Javascript CMS
  - Hatch.js - CMS platform with social features.
  - TaracotJS - fast and minimalist CMS based on Node.js.
  - Reaction Commerce - reactive CMS, real-time architecture and design.
  - Ghost - simple, powerful publishing platform.
  - We.js - framework for real time apps, sites or blogs.
  - Nodizecms - CMS for CoffeeScript lovers.
  - Cody - CMS with WSYWYG editor.
  - Strapi - Open source Node.js Headless CMS to easily build customisable APIs.
Form Widgets
- Calendar
  - Pikaday - A refreshing JavaScript Datepicker — lightweight, no dependencies, modular CSS.
  - rome - A customizable date (and time) picker. Dependency free, opt-in UI.
  - Date Range Picker - creates a dropdown menu from which a user can select a range of dates.
  - Duet Date Picker - open source version of Duet Design System’s accessible date picker, WCAG 2.1 accessibility complaint
  - tui.calendar - A JavaScript schedule calendar that is full featured. Now your service just got the customizable calendar.
  - Schedule-X - Material design event calendar. Features drag & drop, dark mode, multiple views and more.
  - pickadate.js - The mobile-friendly, responsive, and lightweight jQuery date & time input picker.
  - fullcalendar - Full-sized drag & drop event calendar (jQuery plugin).
- Input
  - typeahead.js - A fast and fully-featured autocomplete library.
  - tag-it - A jQuery UI plugin to handle multi-tag fields as well as tag suggestions/autocomplete.
  - At.js - Add GitHub like mentions autocomplete to your application.
  - Placeholders.js - A JavaScript polyfill for the HTML5 placeholder attribute.
  - fancyInput - Makes typing in input fields fun with CSS3 effects.
  - vanilla-masker - A pure JavaScript mask input.
  - jQuery-Tags-Input - Magically convert a simple text input into a cool tag list with this jQuery plugin.
  - Ion.CheckRadio - jQuery plugin for styling checkboxes and radio-buttons. With skin support.
  - awesomplete - Ultra lightweight, usable, beautiful autocomplete with zero dependencies. - https://projects.verou.me/awesomplete/
- File Uploader
  - flow.js - A JavaScript library providing multiple simultaneous, stable, fault-tolerant and resumable/restartable file uploads via the HTML5 File API.
  - fine-uploader - Multiple file upload plugin with progress-bar, drag-and-drop, direct-to-S3 uploading.
  - FileAPI - A set of JavaScript tools for working with files. Multiupload, drag'n'drop and chunked file upload. Images: crop, resize and auto orientation by EXIF.
  - filepond - A JavaScript library that can upload anything you throw at it, optimizes images for faster uploads, and offers a great, accessible, silky smooth user experience.
  - dropzone - Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.
  - jQuery-File-Upload - File Upload widget with multiple file selection, drag&drop support, progress bar, validation and preview images, audio and video for jQuery.
  - plupload - A JavaScript API for dealing with file uploads it supports features like multiple file selection, file type filtering, request chunking, client side image scaling and it uses different runtimes to achieve this such as HTML 5, Silverlight and Flash.
- Other
  - form - jQuery Form Plugin.
  - Garlic.js - Automatically persist your forms' text and select field values locally, until the form is submitted.
  - Countable - A JavaScript function to add live paragraph-, word- and character-counting to an HTML element.
  - card - Make your credit card form better in one line of code.
  - stretchy - Form element autosizing, the way it should be.
  - analytics - A lightweight, extendable analytics library designed to work with any third-party analytics provider to track page views, custom events, & identify users.
  - dat.GUI - A lightweight gui controller for changing variables in JavaScript.
- Select
  - selectize.js - Selectize is the hybrid of a textbox and `<select>` box. It's jQuery based and it has autocomplete and native-feeling keyboard navigation; useful for tagging, contact lists, etc.
  - select2 - a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.
  - chosen - A library for making long, unwieldy select boxes more friendly.
Templating Engines
- Runner
  - handlebars.js - An extension to the Mustache templating language.
  - hogan.js - A compiler for the Mustache templating language.
  - EJS - Effective JavaScript templating.
  - dustjs - Asynchronous templates for the browser and node.js.
  - eco - Embedded CoffeeScript templates.
  - JavaScript-Templates - < 1KB lightweight, fast & powerful JavaScript templating engine with zero dependencies.
  - marko - A fast, lightweight, HTML-based templating engine for Node.js and the browser with async, streaming, custom tags and CommonJS modules as compiled output.
  - swig - (Archived) A simple, powerful, and extendable Node.js and browser-based JavaScript template engine.
  - mustache.js - Minimal templating with {{mustaches}} in JavaScript.
  - doT - The fastest + concise JavaScript template engine for nodejs and browsers.
  - t.js - A tiny JavaScript templating framework in ~400 bytes gzipped.
  - Pug - Robust, elegant, feature rich template engine for nodejs. (formerly known as Jade)
  - xtemplate - eXtensible Template Engine lib for node and the browser
Timeline
- Runner
  - TimelineJS v3 - A Storytelling Timeline built in JavaScript.
  - timesheet.js - JavaScript library for simple HTML5 & CSS3 time sheets.
Spreadsheet
- Runner
  - Frappe Datatable - Frappe DataTable is a simple, modern and interactive datatable library for displaying tabular data.
  - Luckysheet - Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.
  - Jspreadsheet CE - Jspreadsheet is a lightweight vanilla javascript plugin to create amazing web-based interactive tables and spreadsheets compatible with other spreadsheet software.
  - RevoGrid - RevoGrid is a fast, responsive excel like data grid library for modern web applications.
  - HANDSONTABLE - Handsontable is a JavaScript/HTML5 Spreadsheet Library for Developers
Files
- Runner
  - Papa Parse - A powerful CSV library that supports parsing CSV files/strings and also exporting to CSV.
  - jBinary - High-level I/O (loading, parsing, manipulating, serializing, saving) for binary files with declarative syntax for describing file types and data structures.
  - jsPDF - JavaScript PDF generation.
  - diff2html - Git diff output parser and pretty HTML generator.
  - PDF.js - PDF Reader in JavaScript.
Data Structure
- Runner
  - ngraph.graph - Graph data structure in javascript.
  - hashmap - Simple hashmap implementation that supports any kind of keys.
  - js-sdsl - Refer to the javascript standard data structure library implemented by c++ stl, which supports c++ bidirectional iterator mode.
  - mori - A library for using ClojureScript's persistent data structures and supporting API from the comfort of vanilla JavaScript.
  - buckets - A complete, fully tested and documented data structure library written in JavaScript.
Machine Learning
- Runner
  - DN2A - Digital Neural Networks Architecture.
  - ConvNetJS - Deep Learning in JavaScript. Train Convolutional Neural Networks (or ordinary ones) in your browser.
  - Brain.js - Neural networks in JavaScript.
  - Mind.js - A flexible neural network library.
  - Synaptic.js - Architecture-free neural network library for node.js and the browser.
  - Synapses - Lightweight cross-platform Neural Network library.
  - m2cgen - A CLI tool to transpile trained classic ML models into a native JavaScript code with zero dependencies.
  - JS-PyTorch - GPU accelerated PyTorch in JavaScript.
Scroll
- Other
  - scrollMonitor - A simple and fast API to monitor elements as you scroll.
  - skrollr - Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery.
  - parallax - Parallax Engine that reacts to the orientation of a smart device.
  - stellar.js - Parallax scrolling made easy.
  - plax - jQuery powered parallaxing.
  - fullPage - A simple and easy to use plugin to create fullscreen scrolling websites (also known as single page websites).
  - ScrollMenu - A new interface to replace old boring scrollbar.
  - headroom - Give your pages some headroom. Hide your header until you need it.
  - onepage-scroll - Create an Apple-like one page scroller website (iPhone 5S website) with One Page Scroll plugin.
  - iscroll - iScroll is a high performance, small footprint, dependency free, multi-platform JavaScript scroller.
  - Clusterize.js - Tiny vanilla JS plugin to display large data sets easily.
  - rellax - Buttery smooth, super lightweight, vanilla javascript parallax library.
  - locomotive-scroll - Detects the elements in viewport and smooth scrolling with parallax.
  - simpleParallax - Simple and tiny JavaScript library to add parallax animations on any images
  - asscroll - A hybrid smooth scroll setup that combines the performance gains of virtual scroll with the reliability of native scroll.
  - stroll - A collection of CSS List scroll effects bind to dom through javascript.
  - elevator.js - Finally, a "back to top" button that behaves like a real elevator.
  - jparallax - jQuery plugin for creating interactive parallax effect.
Maps
- Other
  - polymaps - A free JavaScript library for making dynamic, interactive maps in modern web browsers.
  - Leaflet - JavaScript library for mobile-friendly interactive maps.
  - gmaps - The easiest way to use Google Maps.
  - kartograph.js - Open source JavaScript renderer for Kartograph SVG maps.
  - mapbox.js - Mapbox JavaScript API, a Leaflet Plugin.
  - H3js - Hexagonal hierarchical geospatial indexing system ported to javascript by Uber for geospatial visualization.
Typography
- Other
  - circletype - A jQuery plugin that lets you curve type on the web.
  - slabText - A jQuery plugin for producing big, bold & responsive headlines.
  - BigText - jQuery plugin, calculates the font-size and word-spacing needed to match a line of text to a specific width.
  - simple-text-rotator - Add a super simple rotating text to your website with little to no markup.
  - novacancy.js - Text Neon Golden effect jQuery plug-in.
  - jquery-responsive-text - Make your text sizing responsive!
  - FitText.js - A jQuery plugin for inflating web type.
  - FlowType.JS - Web typography at its finest: font-size and line-height based on element width.
  - Lettering.js - A lightweight, easy to use JavaScript `<span>` injector for radical Web Typography.
Generators
- Other
  - Astro - The web framework for content-driven websites.
  - Gatsby.js - React-based static site generator.
  - Gridsome - Vue-powered static site generator.
  - Docusaurus - React-based static site generator by Facebook, ideal for content-centric websites.
  - Next.js - React powered static site generator, and they say "All the tools you need to make the Web. Faster.".
  - Lume - Static site generator for Deno.
String
- Runner
  - jsurl - Lightweight URL manipulation with JavaScript.
  - selecting - A library that allows you to access the text selected by the user.
  - string.js - Extra JavaScript string methods.
  - he - A robust HTML entity encoder/decoder written in JavaScript.
  - url-state-machine - Super fast spec-compliant URL parser state machine for Node.js.
  - multiline - Multiline strings in JavaScript.
  - query-string - Parse and stringify URL query strings.
  - sprintf.js - A sprintf implementation.
  - url-pattern - Easier than regex string matching patterns for urls and other strings. Turn strings into data or data into strings.
  - plexis - Lo-fi, powerful, community-driven string manipulation library.
  - voca - The ultimate JavaScript string library
Streaming
- Runner
  - Tailor - Streaming layout service for front-end microservices, inspired by Facebook's BigPipe.
Vision Detection
- Runner
  - ocrad.js - OCR in JavaScript via Emscripten.
  - tracking.js - A modern approach for Computer Vision on the web.
Boilerplates
- Other
  - html5-boilerplate - A professional front-end template for building fast, robust, and adaptable web apps or sites.
  - Wasp - specific language for developing, building, and deploying modern Javascript full-stack web apps with less code.
  - this-is-responsive - This Is Responsive.
  - full-page-intro-and-navigation - An intro page with a full width background image, a bold animated menu and an iOS-like blurred effect behind the navigation.
  - Fluid-Squares - A fluid grid of square units.
  - Mobile-First-RWD - An example of a mobile-first responsive web design.
  - mobile-boilerplate - A front-end template that helps you build fast, modern mobile web apps.
  - webplate - An awesome front-end framework that lets you stay focused on building your site or app while remaining really easy to use.
  - Cerberus - A few simple, but solid patterns for responsive HTML emails. Even in Outlook.
Loaders
- lazyload - Tiny, dependency-free async JavaScript and CSS loader.
- modulejs - Lightweight JavaScript module system.
- browserify - Browser-side require() the node.js way.
- SeaJS - A Module Loader for the Web.
- HeadJS - The only script in your HEAD.
- RequireJS - A file and module loader for JavaScript.
- script.js - Asynchronous JavaScript loader and dependency manager.
- systemjs - AMD, CJS & ES6 spec-compliant module loader.
- LodJS - Module loader based on AMD.
- ESL - Module loader browser first, support lazy define and AMD.
Bundlers
- webpack - Packs CommonJs/AMD modules for the browser.
- Rollup - Next-generation ES6 module bundler.
- Brunch - Fast front-end web app build tool with simple declarative config.
- Parcel - Blazing fast, zero configuration web application bundler.
- Microbundle - Zero-configuration bundler for tiny modules.
- FuseBox - A bundler that does it right
- Terser - parser, mangler and compressor toolkit for ES6+
- Uglify - parser / mangler / compressor / beautifier toolkit
Reactive Programming
- Runner
  - Kefir - FRP library for JavaScript inspired by Bacon.js and RxJS with focus on high performance and low memory consumption.
  - Most.js - high performance FRP library.
  - RxJS - A reactive programming library for JavaScript.
  - Bacon - FRP (functional reactive programming) library for JavaScript.
  - MobX - TFRP library for simple, scalable state management.
  - concent - Definitely the ❤️ simplest but ⚡️ strongest state management for react, it is predictable、progressive and efficient.
  - stunk - agnostic state management library that keeps your app’s state clean and simple. It uses a fine-grained state model, breaking state into independent, manageable chunks.
Code highlighting
- Runner
  - Highlight.js - JavaScript syntax highlighter.
  - PrismJS - Lightweight, robust, elegant syntax highlighting.
  - shiki - Code highlighter powered by VS Code TextMate grammars. Accurate, themeable, works in Node or browser, great for JS and TS.
Keyboard Wrappers
- Runner
  - mousetrap - Simple library for handling keyboard shortcuts in JavaScript.
  - keymaster - A simple micro-library for defining and dispatching keyboard shortcuts.
  - Keypress - A keyboard input capturing utility in which any key can be a modifier key.
  - KeyboardJS - A JavaScript library for binding keyboard combos without the pain of key codes and key combo conflicts.
  - jquery.hotkeys - jQuery Hotkeys lets you watch for keyboard events anywhere in your code supporting almost any key combination.
  - jwerty - Awesome handling of keyboard events.
Package Managers
- Bower - A package manager for the web.
- spm - Brand new static package manager.
- jam - A package manager using a browser-focused and RequireJS compatible repository.
- component - Client package management for building better web applications.
- jspm - Frictionless browser package management.
- Ender - The no-library library.
- volo - Create front end projects from templates, add dependencies, and automate the resulting projects.
- Duo - Next-generation package manager that blends the best ideas from Component, Browserify and Go to make organizing and writing front-end code quick and painless.
Range Sliders
- Runner
  - Ion.RangeSlider - Powerful and easily customizable range slider with many options and skin support.
  - jQRangeSlider - A JavaScript slider selector that supports dates.
  - noUiSlider - A lightweight, highly customizable range slider without bloat.
  - rangeslider.js - HTML5 input range slider element polyfill.
Menu
- Other
  - jQuery contextMenu - contextMenu manager.
  - Slideout - A responsive touch slideout navigation menu for mobile web apps.
  - mmenu - The best jQuery plugin for app look-alike on- and off-canvas menus with sliding submenus for your website and webapp.
  - jQuery-menu-aim - jQuery plugin to fire events when user's cursor aims at particular dropdown menu items. For making responsive mega dropdowns like Amazon's.
  - Slide and swipe - A sliding swipe menu that works with touchSwipe library.
Table/Grid
- Other
  - jTable - A jQuery plugin to create AJAX based CRUD tables.
  - flexboxgrid - Grid based on CSS3 flexbox.
  - Tabulator - (jQuery plug-in) An extremely flexible library that create tables with a range of interactive features from any JSON data source or existing HTML table.
  - floatThead - (jQuery plug-in) lock any table's header while scrolling within the body. Works on any table and requires no custom html or css.
Frameworks
- Other
  - DataFormsJS - A minimal JavaScript Framework and standalone components for rapid development of sites and SPA's.
  - EHTML - HTML Framework that allows you not to write JavaScript code.
  - fluidity - The worlds smallest fully-responsive css framework.
  - Ink - An HTML5/CSS3 framework used at SAPO for fast and efficient website design and prototyping.
  - w2ui - A set of jQuery plugins for front-end development of data-driven web applications.
Video/Audio
- Other
  - prettyembed.js - Prettier embeds for your YouTubes - with nice options like high-res preview images, advanced customization of embed options, and optional FitVids support.
  - ractive-player - A library for making interactive videos in React.js.
  - Play-em JS - Play'em is a JavaScript component that manages a music/video track queue and plays a sequence of songs by embedding several players in a HTML DIV including Youtube, Soundcloud and Vimeo.
  - polyplayer - Rule YouTube, Soundcloud and Vimeo player with one API.
  - flowplayer - The HTML5 video player for the web
  - SoundJS - A library to make working with audio on the web easier. It provides a consistent API for playing audio in different browsers.
  - Ion.Sound - Simple sounds on any web page.
  - ffmpeg.js - FFmpeg optimized for in-browser use: minimal size for faster loading, asm.js, performance tunings, etc.
  - flv.js - An HTML5 Flash Video (FLV) Player written in pure JavaScript without Flash.
  - hls.js - A JavaScript library that implements an HTTP Live Streaming client. It relies on HTML5 video and MediaSource Extensions for playback.
  - video.js - Video.js - open source HTML5 & Flash video player.
  - FitVids.js - A lightweight, easy-to-use jQuery plugin for fluid width video embeds.
  - photobooth-js - A widget that allows users to take their avatar pictures on your site.
  - clappr - An extensible media player for the web http://clappr.io
  - ts-audio - an agnostic and easy-to-use library to work with the `AudioContext` API.
Security
- Runner
  - xss-filters - Secure XSS Filters by Yahoo.
  - DOMPurify - A DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG.
  - js-xss - Sanitize untrusted HTML (to prevent XSS) with a configuration specified by a Whitelist.
  - sanitize-html - sanitize-html provides a simple HTML sanitizer with a clear API.
  - pompelmi - Fast file-upload malware scanning for Node.js.
Images
- Other
  - Drift - Easily add "zoom on hover" functionality to your site's images. Lightweight, no-dependency JavaScript.
  - Magnificent.js - Zoom responsively, images & more, w/ jQuery.
  - Panolens.js - Panolens.js is an event-driven and WebGL based panorama viewer. Lightweight and flexible
Gesture
- Other
  - hammer.js - A JavaScript library for multi-touch gestures.
  - Dragula - Drag and drop so simple it hurts.
  - touchemulator - Emulate touch input on your desktop.
Log
- Runner
  - Conzole - A debug panel built in JavaScript that wraps JavaScript native console object methods and functionality in a panel displayed inside the page.
  - minilog - side logging with Stream-API backends.
  - storyboard - Universal logging library + Chrome extension; it lets you see all client and server tasks triggered by a user action in a single place.
  - log - Console.log with style.
  - console.log-wrapper - Log to the console in any browser with clarity.
  - loglevel - Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods.
Image Processing
- Other
  - pica - High quality image resize (with fast Lanczos filter, implemented in pure JS).
  - cropper - A simple jQuery image cropping plugin.
  - lena.js - A Library for image processing with filters and util functions.
ES6
- Other
  - es6features - Overview of ECMAScript 6 features.
  - es6-features - ECMAScript 6: Feature Overview & Comparison.
  - es6-cheatsheet - ES2015 [ES6] cheatsheet containing tips, tricks, best practices and code snippets.
  - Babel (Formerly 6to5) - Turn ES6+ code into vanilla ES5 with no runtime.
  - Traceur compiler - ES6 features > ES5. Includes classes, generators, promises, destructuring patterns, default parameters & more.
Generative AI
- Other
  - KaibanJS - KaibanJS is an open-source framework browser-compatibility of orchestration of multi-agent ai systems using a Kanban-inspired architecture.
Source
- Other
  - sorrycc/awesome-javascript
Routing
- Runner
  - director - A tiny and isomorphic URL router for JavaScript.
  - page.js - Micro client-side router inspired by the Express router (~1200 bytes).
  - pathjs - Simple, lightweight routing for web browsers.
  - crossroads - JavaScript Routes.
  - davis.js - RESTful degradable JavaScript routing using pushState.
  - navaid - A navigation aid (aka, router) for the browser in 850 bytes~!
Component Management
- Bit - Create, find and reuse components (React, Angular, Node etc.) across applications.
Operating System
- Runner
  - os.js - An open-source web desktop platform with a window manager, application APIs, GUI toolkit, filesystem abstractions and much more.
Benchmark
- Runner
  - benchmark.js - A benchmarking library. As used on jsPerf.com.
  - matcha - A caffeine driven, simplistic approach to benchmarking.
  - bencher - A suite of continuous benchmarking tools designed to catch performance regressions in CI.

Programming Languages

JavaScript 404 TypeScript 96 HTML 31 CSS 17 CoffeeScript 11 Ruby 3 C 2 SCSS 2 PHP 2 C++ 2

fucking-awesome-javascript

Testing Frameworks

Frameworks

Coverage

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Assertion

Number

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Storage

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Color

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Control Flow

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SDK

Other

QA Tools

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MVC Frameworks and Libraries

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Data Visualization

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Editors

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Date

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I18n And L10n

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Voice Command

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API

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Browser Detection

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Web Worker

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Loading Status

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Validation

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Sliders

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Tips

Other

Modals and Popups

Other

WebSockets

Other

Misc

Other

Type Checkers

Documentation

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Functional Programming

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Tours And Guides

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Notifications

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Animations

Other

Full Text Search

Other

ORM

Other

Node-Powered CMS Frameworks

Runner

Form Widgets

Calendar

Input

File Uploader

Other

Select

Templating Engines

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Timeline

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Spreadsheet

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Files