jQuery is a JavaScript library designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax. It is free, open-source software using the permissive MIT License. As of May 2019, jQuery is used by 73% of the 10 million most popular websites. Web analysis indicates that it is the most widely deployed JavaScript library by a large margin, having at least 3 to 4 times more usage than any other JavaScript library.

• API documentation - Official jQuery documentation.
• Code School - Learn the basic building blocks of jQuery 2.0 and enjoy new video tutorials for beginners with related programming challenges.
• Learning jQuery - Tips, techniques, and tutorials for the jQuery JavaScript library.
• Style guides - jQuery's code style guides when contributing to jQuery projects.
• jQuery guide for teams - Tips to write consistent jQuery code, easy to use and understand by your team.

• jQuery patterns - A variety of jQuery plugin patterns for jump starting your plugin development.
• Learning jQuery Design Patterns - jQuery Plugin Design Patterns
• Learn jQuery - jQuery learning center.
• Try jQuery - Learn basic building blocks of jQuery.
• Extending jQuery - Extending jQuerys selector capabilities.

• JavaScript plus a dash of JQuery - A Sensible Introduction to Coding with JavaScript and jQuery, by Nicholas Johnson.
• jQuery Succinctly, Syncfusion (PDF, .mobi) (Registration required).
• jQuery fundamentals - Comfortable working through common problems you'll be called upon to solve using jQuery.

• jQuery in Action, Third Edition - Fast-paced and complete guide to jQuery, by Bear Bibeault, Yehuda Katz, and Aurelio De Rosa.
• jQuery: Novice to Ninja: New Kicks And Tricks - fast track to mastering jQuery, by Earle Castledine & Craig Sharkie.
• Learning jQuery - Fourth Edition - Guide to jQuery, by Jonathan Chaffer and Karl Swedberg.

• jQuery Blog - News from the official jQuery website.
• jQuery UI Blog - Official jQuery UI blog.
• Sitepoint - Sitepoint's jQuery category section with useful articles.
• Smashing Magazine - jQuery tag, useful jQuery articles and tutorial alike blog posts.

• jQuery Foundation - Providing jQuery and many other projects home and support.
• jQuery Source Viewer - Browser of jQuery method implementations.
• Alternative jQuery Documentation Browser - Faster way to browse the jQuery documentation.
• TodoMVC - Helps you select JavaScript framework. Same Todo application created in multiple popular JavaScript MV * frameworks including jQuery.
• Programming Community Curated Resources for Learning jQuery

• Plugins - Registry of jQuery plugins, previous one is now in read-only mode.
• jQuery Unheap - A tidy repository of jQuery plugins.

• Animsition - A simple and easy jQuery plugin for CSS animated page transitions.
• fakeLoader.js - Lightweight plugin that helps you create an animated spinner with a fullscreen loading mask to simulate the page preloading effect.
• jQuery Transit - Super-smooth CSS3 transformations and transitions for jQuery.
• Material Design Preloader!s - Recreation of the Material Design preloader.
• Midnight - Switches fixed headers on the fly.
• Parallax.js - Scrolling effect.
• Scrollify - Assists scrolling and snaps to sections. Touch optimised.
• Waves - Click effect inspired by Google's Material Design.

• Froala WYSIWYG HTML Editor - jQuery WYSIWYG Rich Text Editor based on HTML5.
• Hallo - Simple rich text editor (contentEditable) for jQuery UI.
• jQuery Notebook - A modern, simple and elegant WYSIWYG rich text editor.

• Bootstrap Multiselect - Multiselect for Bootstrap.
• File Upload - File Upload widget with multiple file selection, drag&drop support, progress bar, validation and preview images, audio and video.
• Ideal Forms - Framework for building and validating responsive HTML5 forms.
• jQuery Form Plugin - Easy and unobtrusive HTML forms upgrade to use AJAX.
• jquery-minicolors - A tiny color picker plugin.
• Justified Gallery - Allows you to create a gallery with a justified grid.
• Labelauty - A lightweight and beautiful plugin for radio and checkbox inputs.
• Payform - A library (with jQuery plugin) for building credit card forms, validating inputs, and formatting numbers.
• Pickadate - The mobile-friendly, responsive, and lightweight date & time input picker.
• Select2 - Select box with support for searching, tagging, remote data sets, infinite scrolling.
• selectize.js - jQuery based hybrid of a textbox and <select> box.

• AnyChart-jQuery - Plugin for easily using AnyChart JavaScript charting library with jQuery.
• Arbor - Graph visualization library using web workers and jQuery.
• Chart.js - Simple HTML5 Charts using the <canvas> tag.
• Cropper - A simple image cropping plugin.
• Dense.js - Serving retina-ready, high pixel ratio images with ease.
• Flot - Attractive charts.
• Gridder - Displays a thumbnail grid expanding preview similar to the effect seen on Google Images.
• jquery.sparkline - Generate small sparkline charts.
• jQuery.eraser - Erasing image with mouse or touch movements.
• jQuery Mapael - Plugin based on raphael.js that allows you to display dynamic vector maps.
• jQueryGantt - Gantt editor.
• Nivo Slider - Beautiful and easy to use image slider.
• Owl Carousel 2 - Responsive carousel slider.
• Peity - Progressive <svg> pie, donut, bar and line charts.
• Unite Gallery - Responsive jQuery image and video gallery plugin.
• Viewer - A simple jQuery image viewing plugin.
• JQuery-linechart - Simple and lightweight library for creating line charts

• jQuery contextMenu - Management facility for context menus.
• jPanelMenu - Creates a paneled-style menu (like the type seen in the mobile versions of Facebook, Google and native iPhone applications).
• jQuery-menu-aim - Fires events when user's cursor aims at particular dropdown menu items.
• mmenu - App look-alike on- and off-canvas menus with sliding submenus.
• Multi-level push menu - Allows endless nesting of navigation elements.
• Slidebars - jQuery framework for off-canvas menus and sidebars.
• stickUp - Sticks an element to the top of the browser window while scrolling past it, always keeping it in view.
• Superfish - Adds usability enhancements to existing multi-level drop-down menus.
• Yamm - Yet another megamenu for Bootstrap 3.

• animatedModal.js - Plugin for creating fullscreen modals with CSS3 transitions. You can use the transitions from animate.css or create your own.
• Avgrund - Plugin for your modal boxes and popups with new concept of showing depth between popup and page.
• Bootstrap Modal - Extends the default Bootstrap Modal class. Responsive, stackable and ajax.
• iziModal - Elegant, responsive, flexible and lightweight modal plugin with jQuery.
• jBox - Powerful and flexible plugin which takes care of all modal windows, tooltips and notices.
• jQuery Modal - Simple and lightweight method of displaying modal windows.
• jQuery Popup Overlay - Responsive and accessible modal windows and tooltips.
• Lightbox - JavaScript library used to overlay images on top of the current page.
• Magnific Popup - Fast, light and responsive lightbox plugin.
• SweetAlert - A beautiful replacement for JavaScript's alert.
• tipso - A Lightweight Responsive jQuery Tooltip Plugin.
• vex - A modern dialog library which is highly configurable and easy to style.

• Bootgrid - A grid control especially designed for bootstrap.
• Bootstrap table - A powerful table control designed for bootstrap.
• DataTables - Advanced interaction controls for HTML tables.
• Filter Table - Live searching/filtering for HTML tables.
• FloatThead - Sticky headers. Supports responsive, window and overflow scrolling.
• FooTable - Make HTML tables responsive.
• Isotope - Filter & sort magical layouts.
• HighchartTable - Simple way to convert HTML data tables to Highcharts graphs.
• jqGrid - Grid plugin.
• jQuery treetable - Show a tree structure in a table.
• jsGrid - Lightweight grid plugin.
• Stackable.js - Stacking tables on small screens.
• Stupid Table Sort - A stupidly small and simple jQuery table sorter plugin.
• tableExport.jquery.plugin - Export HTML table to JSON, XML, CSV, TXT, SQL, Word, Excel, PNG or PDF.

• jQuery Timer Plugin - Start/Stop/Resume/Remove pretty timer inside any HTML element.
• Timeago - Easy support of automatic updating fuzzy timestamps (e.g. “4 minutes ago”).

• i18n properties - Lightweight plugin for providing internationalization to JavaScript from .properties files
• jquery.i18n - jQuery based Javascript internationalization library for easy internationalization of web application
• jquery.localize.js - Easy internationalization of your static web site

• FormValidation - Form fields validator, designed for Bootstrap, Foundation, Pure, Semantic UI, UIKit and other frameworks.
• h5Validate - An HTML5 form validation plugin for jQuery.
• jQuery Form Validator - Validate user input while keeping your HTML markup clean from JavaScript code.
• jquery-validation - Drop-in validation for your existing forms, while making all kinds of customizations to fit your application really easy.
• jQuery.validationEngine - Validation of form fields in the browser.

• Boilerplate - A jump-start for jQuery plugins development.
• Interlink - Event interlink plugin.
• Sisyphus - Gmail-like client-side drafts and bit more.
• Slugify - Creates a URL slug as you type a page title (like Django slugify()).
• Readmore.js - A lightweight jQuery plugin for collapsing and expanding long blocks of text with “Read more” and “Close” links.
• Yahoo! Emoticons - Yahoo! Emoticons JQuery Plugin.
• autoNumberic - autoNumeric is a standalone library that provides live as-you-type formatting for international numbers and currencies.

• jQuery mobile - Lightweight framework for building mobile web apps with HTML5.
• Interdimensional - Spatial scrolling on mobile devices for your web pages.
• OhSnap!.js - A simple jQuery/Zepto notification library designed to be used in mobile apps.

• Dragula - Framework agnostic drag and drop library, supports jQuery integration.
• jQuery UI - Curated set of user interface interactions, effects, widgets, and themes built on top of the jQuery.
• jQuery Enhanced Splitter - Create draggable content splitters to emulate frames and separate content.
• tabulous.js - Tabs for todays web
• X-editable - In-place editing with Twitter Bootstrap, jQuery UI or pure jQuery.

• Qunit - A JavaScript Unit Testing framework, used by the jQuery, jQuery UI and jQuery mobile projects.
• Mockjax - Provides a simple and extremely flexible interface for mocking or simulating ajax requests and responses.

• Forum - Official forum.
• Freenode - Support IRC channel for users of jQuery, jQuery UI, and jQuery Mobile.
• Stack Overflow - Support on Stack Overflow.
• Facebook - Large and active group on Facebook.
• Linked.in - Large and active group on Linked.in.
• Reddit - Discussion and sharing news, articles, plugins and tutorials, covering jQuery Core, jQuery UI, jQuery Mobile, and other related projects.
• Quora - Ask and answer questions on Quora website.
• Meetup - Get involved locally.
• Twitter - Official news and updates from the jQuery team on Twitter.