Popular JavaScript libraries that a Web developer should have idea about..

Posted on 11th Nov 2013 08:41 PM

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Java Script - Brief idea

JavaScript is the world's most popular programming language. It is a scripting language designed primarily for adding interactivity to Web pages and creating Web applications. It is the language for HTML, for the web, for servers, PCs, laptops, tablets, phones, and more.JavaScript is one of the most popular tools in the Web developer's arsenal.

There are plenty of pre-written JavaScript that people have made available for you to plug straight into your web page. All you need to know to be able to use such scripts is how to paste the supplied code into the required places in your web page.

There are plenty of JavaScript libraries available. Java Script libraries are often called as Frameworks.

A JavaScript library is a library of pre-written JavaScript which allows for easier development of JavaScript-based applications, especially for AJAX and other web-centric technologies.

As a web developer it is absolutely essential to stay up to date with the latest technologies including the latest JavaScript libraries and frameworks.  All that web developer needs to know is what framework to use to meet your needs.

There are plenty of JavaScript libraries available- among them most famous and web developer useful are:

  • jQuery
  • Prototype
  • MooTools
  • Dojo
  • YUI
  • Node.js

These libraries provide many functions, whether the matter is related to events or effects or AJAX. And if one of these libraries can’t do the job, a plug-in probably exists that can.

jQuery is the most popular JavaScript framework on the Internet today. JQuery is a fast, concise, JavaScript library to aid in the traversing of HTML documents, event handling, animation, and AJAX interactions for rapid web development. It uses CSS selectors to access and manipulate HTML elements (DOM Objects) on a web page. jQuery also provides a companion UI (user interface) framework and numerous other plug-ins. It is used by thousands of websites from around the world.
Many of the largest companies on the Web use jQuery:
  • Google
  • Microsoft
  • IBM
  • Netflix
Prototype is quickly becoming one of the most widely used JavaScript frameworks available. The ultimate goal of Prototype is to ease the development of dynamic web applications. It provides a simple API to perform common web tasks. API is short for Application Programming Interface. It is a library of properties and methods for manipulating the HTML DOM.It Adopted by a number of big media companies and organizations, Prototype allows for the rapid development of complex web applications.
Prototype enhances JavaScript by providing classes and inheritance.

MooTools is a compact, modular, Object-Oriented JavaScript framework used for intermediate to advanced JavaScript development. By using MooTools it is easy to write powerful, cross-browser, code in its elegant style.
MooTools is also a framework that offers an API to make common JavaScript programming easier.MooTools also includes some lightweight effects and animation functions



Dojo Toolkit was designed around packages for DOM manipulation, events, widgets, and more. It was designed to save time and to scale with any development project. Dojo Toolkit works equally as well for small personal projects or for enterprise development
The Yahoo! User Interface Framework is JavaScript and CSS library for building rich interactive web applications that covers a lot of functions, from simple JavaScript utilities to complete internet widgets

For any given project, you may find that one framework or library suites the job better than another framework or library. Sometimes it is possible to combine frameworks within a single project to meet your project goals.