19 useful JavaScript libraries are recommended.

Popular JavaScript libraries include jQuery, MooTools, Prototype, Dojo, and YUI. These JavaScript libraries have rich functions, and many plug-ins can be used to implement almost any functions you need, however, to implement some specific functions, you can select a lightweight library with more specific functions. This article will share with you 16 useful JavaScript libraries today.

Blackbird: Open Source JavaScript Logging Utility
Blackbird is a very cool JavaScript debugging tool with a beautiful interface for displaying and filtering debugging information.

Treesaver. js
Treesaver is a JavaScript framework used to create magazine la S.

Bibliotype
Bibliotype is a simple framework based on HTML, CSS, and JS for quick prototyping.

Highcharts-Interactive JavaScript charts
Highcharts is a JavaScript library written in pure JavaScript to produce interactive charts.

JStat: a JavaScript statistical library
Stat is a statistics toolkit developed using JavaScript. It allows you to perform advanced statistics operations without specialized statistical languages.

Highlight. js
Highlight. js is a JavaScript library used to Highlight program code, which is easy to use.

Respond. js: Fast CSS3 Media Queries for Internet Explorer 6-8 and More
This fast, lightweight library is a feature that enables IE6-8 to support CSS3 Media Queries, allowing web pages to support small screen display devices.

Underscore. js
Underscore is a practical JavaScript tool library that provides programming support similar to the Prototype function, but does not extend the JavaScript built-in objects.

Popcorn. js
Popcorn. js is an HTML5 Video framework that provides easy-to-use APIs to synchronize interactive content.

SlickGrid!
SlickGrid is a library for building simple, fast, and flexible tables.

JavaScript InfoVis Toolkit
The JavaScript InfoVis Toolkit is used to create interactive visual data.

Handlebars. js: Minimal Templating on Steroids
Handlebars is a JavaScript Page Template Library that helps you easily build semantic templates. Refer to ThinkVitamin's article Getting Started with Handlebars. js.

Backbone. js
Backbone. js is a JavaScript MVC application framework that uses Models to bind key-value pairs and process custom events.

OpenFaces
OpenFaces is an open-source framework that contains the AJAX-powered JSF component library, an Ajax framework, and a client verification framework. It originates from QuipuKit and adds some new components and features.

D3.js
D3 allows you to bind any data to the Document Object Model (DOM) and then apply the data driver to the document.

Visual Event JS Library
Javascript is an event-driven language. This Visual Event library is used to help you track events.

Tempo: JSON rendering engine
Tempo is a small JSON rendering engine that allows you to build data templates using pure HTML.

Art Deco-Selectable Text
The database that achieves the letter separation effect retains the features that can be selected for text.

Using Less. js to Simplify Your CSS3
LESS is a library that extends CSS to provide dynamic language features.

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(Source: Dream sky Source: Useful JavaScript and jQuery Tools, Libraries, Plugins)