Spreadsheet

Jspreadsheet CEstars6k - Jspreadsheet is a lightweight vanilla javascript plugin to create amazing web-based interactive tables and spreadsheets compatible with other spreadsheet software.

I18n And L10n

attranslatestars254 - A JavaScript-tool for synchronizing translation-files, including JSON/YAML/XML and other formats.

Game Engines

A-Frame - Make WebVR.

Cocos - Open Source Cross-Platform Game Development Framework.

Impact - Impact - HTML5 Canvas & JavaScript Game Engine.

GDevelop - Free and Easy Game-Making App.

Kaboom.js - A game programming library that helps you make games fast and fun.

Matter.js - A 2D rigid body JavaScript physics engine.

melonJS - Open source HTML5 game engine that empowers developers and designers to focus on content.

Phaser - Phaser - A fast, fun and free open source HTML5 game framework.

PixiJS - The HTML5 Creation Engine.

PlayCanvas - PlayCanvas WebGL Game Engine.

Validation

veststars1.8k - 🦺 Declarative form validation framework inspired by unit testing.

Data Visualization

vizzustars1.5k - Library for animated data visualizations and data stories.

Functional Programming

fxtsstars456 - Lazy evaluation and concurrency.

MVC Frameworks and Libraries

Millionstars2k - <1kb compiler-focused virtual DOM. It's fast!

react - A library for building user interfaces. It's declarative, efficient, and extremely flexible. Works with a Virtual DOM.

Package Managers

pnpm - Fast, disk space efficient package manager.

Type Checkers

Hegel - A static type checker for JavaScript with a bias on type inference an strong type system.

Testing Frameworks

Assertion

Enzyme - Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.

Templating Engines

handlebars.jsstars16.6k - An extension to the Mustache templating language.

Articles and Posts

Multi-threading using web-workers - Web Workers: Adding Multi-threading to JavaScript

this keyword in JavaScript - Breaking down the 'this' keyword in JavaScript

Documentation

DevDocs is an all-in-one API documentation reader with a fast, organized, and consistent interface.

docco is a quick-and-dirty, hundred-line-long, literate-programming-style documentation generator.

Beautiful docsstars298 is a documentation viewer based on markdown files.

Reactive Programming

Highland - Re-thinking the JavaScript utility belt, Highland manages synchronous and asynchronous code easily, using nothing more than standard JavaScript and Node-like Streams.

RegExp

RegExr - HTML/JS based tool for creating, testing, and learning about Regular Expressions.

Machine Learning

TensorFlow.js - A JavaScript library for training and deploying ML models in the browser and on Node.js.

m2cgenstars2.1k - A CLI tool to transpile trained classic ML models into a native JavaScript code with zero dependencies.

Loading Status

NProgress - Slim progress bars for Ajax'y applications.

Validation

FormValidation - The best jQuery plugin to validate form fields. Formerly BootstrapValidator.

Form Widgets

Input

awesompletestars6.9k - Ultra lightweight, usable, beautiful autocomplete with zero dependencies. - https://projects.verou.me/awesomplete/

Form Widgets

Other

form - jQuery Form Plugin.

Table/Grid

Bootstrap Table - An Extension to the popular Bootstrap framework for creating tables that fit the style of your site with no need for additional markup.

Masonry - A cascading grid layout library.

Packery - A grid layout library that uses a bin-packing algorithm. Useable for draggable layouts.

Isotope - A filterable, sortable, grid layout library. Can implement Masonry, Packery, and other layouts.

Frameworks

Semantic UI - UI Kit with lots of themes and elements.

Maps

OpenLayers3 - A high-performance, feature-packed library for all your mapping needs.

Animations

Anime.js - A JavaScript animation engine.

Misc

Logical Or Not - A game about JavaScript specificities.

Podcasts

JavaScript Jabber - A weekly podcast about JavaScript, including Node.js, Front-End Technologies, Careers, Teams and more.

Worth Reading

SJSJstars2.2k - Simplified JavaScript Jargon is a community-driven attempt at explaining the loads of buzzwords making the current JavaScript ecosystem in a few simple words.

Testing Frameworks

Runner

Playwrightstars38.5k - Node.js library to automate Chromium, Firefox and WebKit with a single API.

Notifications

notifirestars4.3k - Open-source notification infrastructure for products.

MVC Frameworks and Libraries

Adonisstars12.5k - The Node.js Framework highly focused on developer ergonomics, stability and confidence.

GrapesJSstars15.8k - Free and Open source Web Builder Framework. Next generation tool for building templates without coding.

Rete.jsstars7.5k - A modular framework for visual programming allows to create node based editor in browser.

litegraph.jsstars3k - A graph node engine and editor similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D.

Drawflowstars2.2k - This allow you to create data flows easily and quickly.

Blocklystars10.3k - A library that adds a visual code editor to web and mobile apps by Google.

Data Visualization

metrics-graphicsstars7.5k - A library optimized for concise, principled data graphics and layouts.

visjs - Multiple Libraries for dynamic, browser-based data visualization.

Cytoscape.jsstars8.4k - A fully featured graph theory library.

cola.js - library for arranging your HTML5 documents and diagrams using constraint-based optimization techniques

jointjsstars3.6k - Diagramming library to create static diagrams or fully interactive diagramming tools.

Data Structure

ngraph.graphstars376 - Graph data structure in javascript.

Storage

pouchdbstars15k - Javascript db inspired by Apache CouchDB to run well within the browser.

datavorestars237 - A small, fast, in-browser database engine written in JavaScript.

Hoodiestars4.3k - Offline First backend to work in browser without internet connectivity.

NeDBstars13.1k - Embedded Persistent database for Browsers, nw.js, electron.

Operating System

os.jsstars6k - An open-source web desktop platform with a window manager, application APIs, GUI toolkit, filesystem abstractions and much more.

Form Widgets

Calendar

tui.calendarstars9.9k - A JavaScript schedule calendar that is full featured. Now your service just got the customizable calendar.

Form Widgets

Other

dat.GUIstars6.2k - A lightweight gui controller for changing variables in JavaScript.

Modals and Popups

SweetAlert2stars14.6k - An awesome replacement for JavaScript's alert.

screenfull.jsstars6.5k - 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.

Scroll

asscroll - A hybrid smooth scroll setup that combines the performance gains of virtual scroll with the reliability of native scroll.

strollstars4.3k - A collection of CSS List scroll effects bind to dom through javascript.

locomotive-scroll - Detects the elements in viewport and smooth scrolling with parallax.

elevator.jsstars6.5k - Finally, a "back to top" button that behaves like a real elevator.

Images

Driftstars1.4k - Easily add "zoom on hover" functionality to your site's images. Lightweight, no-dependency JavaScript.

Magnificent.jsstars159 - Zoom responsively, images & more, w/ jQuery.

Panolens.js - Panolens.js is an event-driven and WebGL based panorama viewer. Lightweight and flexible

Maps

H3jsstars3.5k - Hexagonal hierarchical geospatial indexing system ported to javascript by Uber for geospatial visualization.

Animations

Effeckt.cssstars11k - A Performant Transitions and Animations Library.

shuffle-imagesstars208 - The Simplest Way to shuffle through images in a Creative Way.

tsParticlesstars3.3k - A new and improved version of particles.js with bug fixes and many new features.

barbajsstars9.7k - It helps you create fluid and smooth transitions between your website's pages.

typicaljsstars1.1k - Animated typing in ~400 bytes 🐡 of JavaScript

SDK

javascript-sdk-designstars1.2k - JavaScript SDK design guide extracted from work and personal experience.

Full Text Search

lunrstars8.1k - 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.

flexsearchstars8.5k - It is a Next-Generation full text search library for Browser and Node.js.

Elasticlunrstars1.8k - This library is based on lunr.js, but more flexible and customized.

Misc

BitSet.jsstars200 - A JavaScript Bit-Vector implementation.

Articles and Posts

The JavaScript that you should know - Article about concepts of JavaScript Functional.

Animations

smoothState.jsstars4.5k - Unobtrusive page transitions with jQuery.

Mo.js - Motion graphics toolbelt for the web.

Form Widgets

Calendar

Duet Date Pickerstars1.5k - open source version of Duet Design System’s accessible date picker, WCAG 2.1 accessibility complaint

API

React Querystars27.5k - Hooks for fetching, caching and updating asynchronous data in React.

Security

sanitize-htmlstars3k - sanitize-html provides a simple HTML sanitizer with a clear API.

Form Widgets

Calendar

Date Range Pickerstars10.4k - creates a dropdown menu from which a user can select a range of dates.

MVC Frameworks and Libraries

angular.jsstars59.4k - HTML enhanced for web apps. (deprecated)

angularstars81.6k - Angular is a development platform for building mobile and desktop web applications using Typescript/JavaScript and other languages.

Luciastars647 - 3kb library for tiny web apps.

Date

luxonstars12.5k - Luxon is a library for working with dates and times in JavaScript.

MVC Frameworks and Libraries

FoalTS - Elegant and all-inclusive Node.JS framework for building web applications (TypeScript).

Data Visualization

echartsstars51.2k - Enterprise Charts.

G2stars11.2k - A highly interactive data-driven visualization grammar for statistical charts.

G2Plotstars2.2k - An interactive and responsive charting library. Based on the grammar of graphics.

Bundlers

Snowpack - A lightning-fast frontend build tool, designed for the modern web.

Functional Programming

rambdastars1.3k - Faster and smaller alternative to Ramda.

Bundlers

FuseBoxstars4k - A bundler that does it right

Reactive Programming

concentstars1.1k - Definitely the ❤️ simplest but ⚡️ strongest state management for react, it is predictable、progressive and efficient.

Data Visualization

GraphicsJSstars954 - A lightweight JavaScript graphics library with the intuitive API, based on SVG/VML technology.

Spreadsheet

Luckysheetstars11.3k - Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.

Storage

awesome-web-storagestars398 - Everything you need to know about client-side storage.

Scroll

rellaxstars6.5k - Buttery smooth, super lightweight, vanilla javascript parallax library.

MVC Frameworks and Libraries

infernostars15.4k - 🔥 An extremely fast, React-like JavaScript library for building modern user interfaces.

Alpine.jsstars20.8k - offers you the reactive and declarative nature of big frameworks like Vue or React at a much lower cost.

Number

Quaternion.jsstars89 - A quaternion library for JavaScript

Templating Engines

swigstars3.1k - (Archived) A simple, powerful, and extendable Node.js and browser-based JavaScript template engine.

Component Management

Bitstars15.2k - Create, find and reuse components (React, Angular, Node etc.) across applications.

Form Widgets

Select

selectize.jsstars12.8k - 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.

Form Widgets

File Uploader

filepondstars12.5k - 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.

Modals and Popups

lightGallerystars5.2k - A customizable, modular, responsive, lightbox gallery plugin for jQuery.

Menu

mmenustars2.6k - The best jQuery plugin for app look-alike on- and off-canvas menus with sliding submenus for your website and webapp.

Testing Frameworks

Runner

taikostars3.1k - A Node.js library with a simple API to automate Chromium based browsers.

Modals and Popups

keukenhofstars14 - Lightweight, no dependencies, accessibility enabled TypeScript library for creating modal windows.

QA Tools

huskystars26.6k - Prevents bad git commit, git push and more.

API

Opticstars978 - Optic automatically documents and tests your APIs.

SWRstars22.5k - React Hooks library for remote data fetching.

Animations

particles-bgstars505 - A lightweight React particles animation background component.

Data Visualization

Frappe Chartsstars14.3k - GitHub-inspired simple and modern SVG charts for the web with zero dependencies.

Frappe Ganttstars3.1k - A simple, interactive, modern gantt chart library for the web.

Spreadsheet

Frappe Datatablestars778 - Frappe DataTable is a simple, modern and interactive datatable library for displaying tabular data.

API

FarFetchstars51 - Modern Fetch API wrapper for simplicity, with concise file uploading.

QA Tools

JS-Beautifierstars7.7k - Npm cli and library to format JS code.

Bundlers

Microbundlestars7k - Zero-configuration bundler for tiny modules.

Other Awesome Lists

denolib/awesome-denostars3.5k

Frameworks

EHTMLstars166 - HTML Framework that allows you not to write JavaScript code.

Type Checkers

TypeScript - A typed superset of JavaScript that compiles to plain JavaScript.

Flow.js - A static type checker for JavaScript from Facebook.

TypLstars331 - the JavaScript Type Linter with a bias on type inference.

Hindley Milner Definitionsstars184 - runtime type checking for JavaScript functions using Haskell-alike Hindley Milner type signatures.

Validation

Funvalstars305 - Data validation using functions interfaces (support TypeScript).

Generators

Docusaurusstars33.6k - React-based static site generator by Facebook, ideal for content-centric websites.

Frameworks

DataFormsJSstars137 - A minimal JavaScript Framework and standalone components for rapid development of sites and SPA's.

Node-Powered CMS Frameworks

Factorstars1.3k - The Javascript CMS

Testing Frameworks

Assertion

proxyquirestars2.7k - Stub nodejs's require.

Testing Frameworks

Frameworks

Cypress - Complete end-to-end testing framework for anything that runs in a browser and beyond.

Data Visualization

Chart.jsstars57.1k - Simple HTML5 Charts using the <canvas> tag.

Machine Learning

Synapsesstars61 - Lightweight cross-platform Neural Network library.

MVC Frameworks and Libraries

sveltestars58.4k - 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.

Node-Powered CMS Frameworks

Strapistars45.2k - Open source Node.js Headless CMS to easily build customisable APIs.

Testing Frameworks

Runner

webdriveriostars7.5k - Next-gen WebDriver test automation framework for Node.js.

Worth Reading

Clean Code JavaScriptstars68k - Clean Code concepts adapted for JavaScript.

Worth Reading

JavaScript Tutorials - Learn Javascript online from a diverse range of user ranked online tutorials.

Editors

Summernotestars10.8k - Super simple WYSIWYG editor.

API

Bearer.shstars20 - Universal API client that supports OAuth / API Key / Basic / etc.

Worth Reading

Functional-Light JavaScriptstars15.3k - Pragmatic, balanced FP in JavaScript.

Routing

navaidstars720 - A navigation aid (aka, router) for the browser in 850 bytes~!

QA Tools

Pre-evaluate code at buildtimestars111 - Pre-evaluate your front end javascript code at build-time

API

wretchstars2.4k - A tiny wrapper built around fetch with an intuitive syntax.

String

plexisstars144 - Lo-fi, powerful, community-driven string manipulation library.

Control Flow

sporadicstars14 - Composable concurrency abstractions (such as streams, coroutines and Go-like channels) on top of promises, for Node and browser engines.

Storage

crumbsjsstars234 - A lightweight vanilla ES6 cookies and local storage JavaScript library.

Reactive Programming

RxJSstars27.1k - A reactive programming library for JavaScript.

Documentation

codecrumbsstars2.6k is a visual tool for learning and documenting a codebase by putting breadcrumbs in source code.

Testing Frameworks

Runner

puppeteerstars78.1k - Headless Chrome Node.js API by official Google Chrome team.

Date

map-countdownstars4 - A browser countdown built on top of the Google Maps.

dayjsstars39k - Day.js 2KB immutable date library alternative to Moment.js with the same modern API.

Generators

Gridsomestars8.2k - Vue-powered static site generator.

Form Widgets

Other

analyticsstars1.6k - A lightweight, extendable analytics library designed to work with any third-party analytics provider to track page views, custom events, & identify users.

I18n And L10n

ttagstars295 - Modern javascript i18n localization library based on ES6 tagged templates and the good old GNU gettext.

Files

PDF.jsstars38.7k - PDF Reader in JavaScript.

SDK

Square Node.js SDKstars81 - JavaScript client library for payments and other Square APIs.

Data Visualization

mxGraphstars6.4k - 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.

fabric.jsstars21.8k - JavaScript Canvas Library, SVG-to-Canvas (& canvas-to-SVG) Parser.

processing.js - Processing.js makes your data visualizations work using web standards and without any plug-ins.

nvd3stars7.2k - Build re-usable charts and chart components for d3.js.

jquery.sparklinestars1.2k - A plugin for the jQuery JavaScript library to generate small sparkline charts directly in the browser.

trianglifystars9.9k - Low poly style background generator with d3.js.

dimple.js - Easy charts for business analytics powered by d3.

rechartsstars18.3k - Redefined chart library built with React and D3.

Package Managers

npm - npm is the package manager for JavaScript.

Loaders

script.jsstars2.9k - Asynchronous JavaScript loader and dependency manager.

LodJSstars296 - Module loader based on AMD.

Testing Frameworks

Frameworks

mochastars21.4k - Simple, flexible, fun JavaScript test framework for node.js & the browser.

jeststars39.1k - Painless JavaScript Unit Testing.

Testing Frameworks

Coverage

blanketstars1.4k - A simple code coverage library for JavaScript. Designed to be easy to install and use, for both browser and nodejs.

Testing Frameworks

Runner

yolpo - A statement-by-statement JavaScript interpreter in the browser.

MVC Frameworks and Libraries

aurelia - A JavaScript client framework for mobile, desktop and web.

meteorstars42.9k - An ultra-simple, database-everywhere, data-on-the-wire, pure-javascript web framework.

espresso.jsstars521 - A minimal JavaScript library for crafting user interfaces.

nativescriptstars21.2k - Build truly native cross-platform iOS and Android apps with JavaScript.

Node-Powered CMS Frameworks

KeystoneJSstars6.4k - powerful CMS and web app framework.

Reaction Commerce - reactive CMS, real-time architecture and design.

Ghoststars40.3k - simple, powerful publishing platform.

Apostrophestars3.8k - CMS with content editing and essential services.

We.jsstars209 - framework for real time apps, sites or blogs.

Nodizecmsstars176 - CMS for CoffeeScript lovers.

Codystars667 - CMS with WSYWYG editor.

PencilBluestars1.6k - CMS and blogging platform.

Templating Engines

doTstars4.8k - The fastest + concise JavaScript template engine for nodejs and browsers.

t.jsstars815 - A tiny JavaScript templating framework in ~400 bytes gzipped.

Editors

vim.jsstars4.4k - JavaScript port of Vim with a persistent ~/.vimrc.

poplinestars1k - Popline is an HTML5 Rich-Text-Editor Toolbar.

Functional Programming

Sugarstars4.5k - A JavaScript library for working with native objects.

ramdastars1 - A practical functional library for JavaScript programmers.

Reactive Programming

Baconstars6.4k - FRP (functional reactive programming) library for JavaScript.

Date

momentstars46.5k - Parse, validate, manipulate, and display dates in JavaScript.

String

selectingstars83 - A library that allows you to access the text selected by the user.

underscore.stringstars3.4k - String manipulation extensions for Underscore.js JavaScript library.

URI.jsstars6.1k - JavaScript URL mutation library.

url-patternstars548 - Easier than regex string matching patterns for urls and other strings. Turn strings into data or data into strings.

Number

Numeral-jsstars9.2k - A JavaScript library for formatting and manipulating numbers.

chance.jsstars6k - Random generator helper in JavaScript. Can generate numbers, strings etc.

money.jsstars10 - A tiny (1kb) JavaScript currency conversion library, for web & nodeJS.

Fraction.jsstars377 - A rational number library for JavaScript.

Complex.jsstars199 - A complex number library for JavaScript.

Polynomial.jsstars101 - A polynomials library for JavaScript.

Storage

basil.jsstars2k - The missing JavaScript smart persistent layer.

js-cookiestars19.5k - A simple, lightweight JavaScript API for handling browser cookies.

DB.jsstars784 - Promise based IndexDB Wrapper library.

I18n And L10n

i18nextstars6.2k - internationalisation (i18n) with JavaScript the easy way.

Security

xss-filtersstars1.1k - Secure XSS Filters by Yahoo.

Log

Conzolestars205 - A debug panel built in JavaScript that wraps JavaScript native console object methods and functionality in a panel displayed inside the page.

minilog – Lightweight client & server-side logging with Stream-API backends.

Vision Detection

ocrad.jsstars3.4k - OCR in JavaScript via Emscripten.

Machine Learning

ConvNetJSstars10.3k - Deep Learning in JavaScript. Train Convolutional Neural Networks (or ordinary ones) in your browser.

Browser Detection

bowserstars5.1k - a browser detector.

Code highlighting

Highlight.jsstars20k - JavaScript syntax highlighter.

Validation

Parsley.jsstars9k - Validate your forms, frontend, without writing a single line of JavaScript.

is.jsstars9.2k - Check types, regexps, presence, time and more.

Keyboard Wrappers

mousetrapstars11.1k - Simple library for handling keyboard shortcuts in JavaScript.

Notifications

toastrstars11.2k - Simple JavaScript toast notifications.

smoke.jsstars936 - Framework-agnostic styled alert system for JavaScript.

Sliders

slidesJs - Is a responsive slideshow plug-in for JQuery(1.7.1+) with features like touch and CSS3 transitions

Range Sliders

jQRangeSliderstars676 - A JavaScript slider selector that supports dates.

Form Widgets

Input

vanilla-maskerstars5 - A pure JavaScript mask input.

Form Widgets

File Uploader

FileAPIstars3.6k - 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.

Tips

opentipstars1.3k - An open source JavaScript tooltip based on the prototype framework.

Scroll

iscrollstars12.8k - iScroll is a high performance, small footprint, dependency free, multi-platform JavaScript scroller.

Menu

jQuery contextMenustars2.2k - contextMenu manager.

Table/Grid

flexboxgridstars9.3k - Grid based on CSS3 flexbox.

Frameworks

fluiditystars1.1k - The worlds smallest fully-responsive css framework.

Inkstars1.9k - An HTML5/CSS3 framework used at SAPO for fast and efficient website design and prototyping.

Boilerplates

full-page-intro-and-navigationstars43 - An intro page with a full width background image, a bold animated menu and an iOS-like blurred effect behind the navigation.

Mobile-First-RWDstars67 - An example of a mobile-first responsive web design.

this-is-responsivestars1.6k - This Is Responsive.

Gesture

hammer.jsstars23k - A JavaScript library for multi-touch gestures.

Dragulastars21.2k - Drag and drop so simple it hurts.

Video/Audio

html5mediastars1.3k - Enables

Play-em JSstars88 - 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.

polyplayerstars40 - Rule YouTube, Soundcloud and Vimeo player with one API.

flowplayerstars1.9k - The HTML5 video player for the web

Typography

circletypestars596 - A jQuery plugin that lets you curve type on the web.

slabTextstars1.3k - A jQuery plugin for producing big, bold & responsive headlines.

simple-text-rotatorstars755 - Add a super simple rotating text to your website with little to no markup.

FitText.jsstars6.8k - A jQuery plugin for inflating web type.

Lettering.jsstars5.4k - A lightweight, easy to use JavaScript <span> injector for radical Web Typography.

Animations

TransitionEndstars95 - TransitionEnd is an agnostic and cross-browser library to work with transitioned event.

Dynamic.jsstars7.5k - JavaScript library to create physics-based CSS animations.

textillatestars3.6k - A simple plugin for CSS3 text animations.

move.jsstars4.7k - CSS3 backed JavaScript animation framework.

animatablestars2.6k - One property, two values, endless possibilities.

Misc

list.jsstars10.8k - Adds search, sort, filters and flexibility to tables, lists and various HTML elements. Built to be invisible and work on existing HTML.

Worth Reading

braziljs/js-the-right-waystars8.4k - An easy-to-read, quick reference for JS best practices, accepted coding standards, and links around the Web.

JSbooksstars2.5k - Directory of free JavaScript ebooks.

Sliders

Embla Carouselstars2.2k - An extensible low level carousel for the web, written in TypeScript.

Scroll

simpleParallaxstars1.4k - Simple and tiny JavaScript library to add parallax animations on any images

Other Awesome Lists

davidyezsetz/you-might-not-need-jquery-pluginsstars140

Templating Engines

nunjucks - A rich and powerful templating language for JavaScript from Mozilla.

Form Widgets

Input

At.jsstars5.3k - Add GitHub like mentions autocomplete to your application.

Generators

Gatsby.jsstars52.9k - React-based static site generator.

Table/Grid

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.

Worth Reading

You Don't Know JSstars154k - Possibly the best book written on modern JavaScript, completely readable online for free, or can be bought to support the author.

Machine Learning

ml5.js - Friendly Machine Learning for the Web.

Testing Frameworks

Assertion

react testing librarystars16.5k - Simple and complete React DOM testing utilities that encourage good testing practices.

API

axiosstars93.6k - Promise based HTTP client for the browser and node.js.

Animations