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40 Excellent Resources for JavaScript Coders

Are you an advanced JavaScript coder looking for more sites to sharpen your coding prowess? Maybe you’re a web designer wanting to double as a developer (or at least know enough to add a bit of rich content into your designs). Either way, if you’re looking for more information on the topic of JavaScript, the following resources are worth a gander.

Reference, Resources, & Tutorials

DevGuru – JavaScript Quick Reference

DevGuru provides an extensive list of JavaScript syntax, alphabetized similar to a glossary for easy scanning and searching. - Javascript Cheat – Javascript Cheat Sheets

A roundup of 10 JavaScript cheat sheets in one place; includes cheatsheets for frameworks such as jQuery and Prototype.

Google Groups - comp.lang.javascriptGoogle Groups – comp.lang.javascript

If you’re looking for a community of JavaScript’ers comp.lang.javascript is an active and helpful community of developers.

jQuery for DesignersjQuery for Designers

jQuery for Designers is geared towards designers who want to learn about the jQuery library to add more dynamic content in their designs. - Free Online JavaScript – Free Online JavaScript Books

In this collection, you’ll be able to download 5 excellent e-books on the topic of JavaScript, all for free.


Although not purely a JavaScript resource, DZone regularly features articles, tutorials, resources, and news about JavaScript.

W3Schools - JavaScript TutorialW3Schools – JavaScript Tutorial

W3School’s section on JavaScript offers beginning to advanced JavaScript topics.

15 Days Of jQuery15 Days Of jQuery

Straight off the home page, 15 Days of jQuery has “Fantastic tutorials and example code that takes you from zero to hero in no time flat“.

The "Mootorial"The “Mootorial”

This tutorial on the mootools framework has a built-in console for you to try out JS code.

Premade Scripts/Code


A collection of downloadable DHTML scripts.

AjaxDaddy provides a demo for the featured scripts.

Another site with a collection of DHTML and Ajax code, similar to AjaxDaddy.

JavaScript KitJavaScript Kit

Here, you’ll find downloadable scripts, as well as tutorials and guides on JavaScript.

Dynamic Drive JavaScript code libraryDynamic Drive JavaScript code library

DHTML scripts organized into 16 categories including Calendars, Image Effects, Links & Tooltips, and more.

Yet another place to get your fix of DHTML/Ajax scripts. They also have a fairly nice and straight-forward Ajax basics tutorial.

4umi useful Javascript4umi useful Javascript

A “database” of useful scripts and code snipplets that are updated fairly often.

Articles & Blog Posts

The Most Complete AJAX Framework and JavaScript Libraries List(124+)The Most Complete AJAX Framework and JavaScript Libraries List(124+)

The title pretty much says it all — it’s a huge list of JS frameworks/libraries.

The seven rules of unobtrusive JavaScriptThe seven rules of unobtrusive JavaScript

This excellent article outlines seven things to keep in mind when trying to develop unobtrusive JavaScript solutions.

How simple is making your javascript unobtrusive? Easy as PieHow simple is making your javascript unobtrusive?

Easy as Pie.

A basic introductory article on “unobtrusive JavaScript.

The Top 40 Free Ajax & Javascript Code for Web DesignersThe Top 40 Free Ajax & Javascript Code for Web Designers

A list of scripts geared towards web designers (i.e. not a lot of manual coding involved).

How to choose a JavaScript frameworkHow to choose a JavaScript framework

Outlines a few considerations when deciding which JS framework is right for you.

Efficient JavaScriptEfficient JavaScript

An article on quick tips for optimizing your JavaScript code.

Ten Javascript Tools Everyone Should HaveTen Javascript Tools Everyone Should Have

A list of JS code snipplets recommended to have in your coding arsenal; among them are numeric sorting and working with cookies.

Serving JavaScript FastServing JavaScript Fast

Optimal tips for serving/loading your JavaScript libraries quickly.

The Great Browser JavaScript ShowdownThe Great Browser JavaScript Showdown

A comparison of the top 4 web browsers (IE7, Firefox 2, Safari 3.0.4, and Opera 9.5) when it comes to handling JS.

Quick guide to somewhat advanced JavaScriptQuick guide to somewhat advanced JavaScript

A guide on Object-Oriented JavaScript coding.

Blogs & News

John Resig - BlogJohn Resig – Blog

John Resig is the creator/lead developer of jQuery and author of “Pro Javascript Techniques“.

Ajaxian - JavaScriptAjaxian – JavaScript

Ajaxian is a news site about Ajax and Rich Internet Applications. Over 850 stories have been tagged under the JavaScript topic.

Snook.CA - JavaScript CategorySnook.CA – JavaScript Category

Snook.CA is Johnathan Snook’s site on the topic of web development.

He writes about JavaScript, as well as other web dev topics.


Ajaxlines provides news and resources on the topic of Ajax. It currently has 140+ posts tagged under JavaScript.


QuirksBlog is part of JavaScript guru/web developer Peter-Paul Koch‘s His book ppk on JavaScript is an excellent book to own.

Ajaxonomy - BlogsAjaxonomy – Blogs

Ajaxonomy is a wonderful resource for JavaScript’ers interested in Ajax and other web technologies.

It has many posts tagged with JavaScript.

Ajax Bestiary - A JavaScript Field GuideAjax Bestiary – A JavaScript Field Guide

Ajax Bestiary is a regularly updated blog on JavaScript.

Awesome Frameworks/Libraries

Prototype JavaScript frameworkPrototype JavaScript framework

Prototype was one of the first popular frameworks. Several libraries and frameworks are based on Prototype (or still require it).


jQuery is lightweight, elegant, and touted as one of the easiest JS frameworks to use.


My personal favorite.

The Yahoo! User Interface Library (YUI)JavaScriptMVCJavaScriptMVC

JavaScriptMVC is a relatively new but very promising framework that offers a lot of unique components and features not found in other frameworks.

A robust effects library that’s been used by top websites such as Digg, Feedburner, and Apple; requires the inclusion of Prototype.

Ext JSExt JS

Another solid framework; it does have a restrictive license for commercial purposes. Check out the Web Desktop demo.


MochiKit is a robust library that offers a lot of utility functions and effects classes.


Dojo is another framework to consider.

visit the Spotlight section on the website to see real companies using Dojo.

Additional Resources

Author’s note – April 16, 2008. After the publication of this article, I recieved several recommendations from readers about additional resources that didn’t make the list. I’d like to add even more excellent JavaScript resources worth taking a look at. I’ll add more as suggestions come along.

  • Learning jQuery – a multi-author weblog dedicated to sharing information about jQuery. It’s geared at all levels of JS coders wanting to learn about jQuery.
  • Mastering JavaScript — concept and resource guide – A great list of resources pertaining to grokking JS.

Got any other resources you’d like to share with us? Make sure to talk about it in the comments section!

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