I have put together some of the best and the most useful set of links and resources a Web Designer and a Developer would need. Almost every requirement for developers and designers are now as Online Services. Even I make use of almost every resource below. Enjoy

• DHTML AJAX Javascript

  • RO Scripts - Growing Collection of Scripts under various categories

  

  • HOT Scripts - Huge collection of Scripts under various categories.

  

  • DHTML Goodies - Easy and Nice DHTML and AJAX scripts with cool examples.

  

  • DHTML Site - Extremely cool collection of very useful scripts.

  

• AJAX Frameworks and JS Effects

  • moo.fx - a superlightweight, ultratiny, megasmall javascript effects library, to be used with prototype.js or the mootools framework

  

  • script.aculo.us - easy-to-use, cross-browser user
    interface JavaScript libraries to make
    your web sites and web applications fly.

  

  • MAD 4 Milk

  

  • Moo Tools - Compact, Modular, Object-Oriented javascript framework

  

• Free Icons

  • Yellow Icon

  

  • Fast Icon

  

  • Icon Factory

  

  • Icon Archive

  

  • Icon Finder

  

  • Icon Kits

  

  • Icon Buffet

  

  • Max Power

  

• Color Tools

  • Color Schemer - Professional color matching application for anyone from hobbyists to advanced professionals.

  

  • Color Lovers - A resource that monitors and influences color trends

  

  • Color Whore - A directory of nice colors

  

  • Color Jack

  

  • Daily Color Scheme - Daily fresh color schemes

  

  • Color Blender

  

  • Well Styled

  

• Other Online Resources

  • CSS Validator

  

  • Napyfab - Ajax Activity Indicators ( loading animations )

  

  • XHTML Validator

  

  • iCapture - Test ( screenshot ) your web site on different operating systems.

  

  • SEO Moz - Quickly diagnose search engine crawling issues on your website.

  

  • EM Calculato - Convert em to px and px to em

  

  • Clean CSS - CSS Formatter and Optimiser

  

  • CSS Type - web safe typography on screen for pixel perfectionists

  

  • Google Code Search - Search public source code.

  

  • Browser Shots - Test your web design in different browsers

  

  • Meta Tag Generator

  

  • Make Words - Name Generator. Find unique names and register available domains

  

  • ROR Sitemap Generator - This free tool will crawl your website and generate a Sitemap with up to 1,000 URLs for ALL search engines, not just Google.

  

  • Instant SQL Formatter - Instant SQL Formatter

  

  • Font Tester - Font Tester is a free online font comparison tool

  

  • Poll Daddy -
    Create free polls anywhere online

  

  • Stripe Generator - The ultimate tool for Web 2.0 Designers

  

  • Smashing Magazine - Very useful Tips, Resources and Web Development based stuff.

  

  • Bittbox - Lots of free Design Resources

  

  • Zamar - Have you ever wanted to convert files without the need to download software ?

  

  • CSS Fly - Online CSS Editor

• Free Fonts

  • Urban Fonts

  

  • Font Reactor

  

  • DaFont

  

  • Search Free Fonts

  

  • 1001 Fonts

  

  • Font Leech

  

• Site Stats

  • Google Analytics

  

  • Crazy Egg

  

  • Feedburner

  

  • reinvogorate

  

  • measuremap

  

  • W3 Counter

  

  • AW Stats

  

  • MyBlogLog

  

  • WebSideStory

  

  • Sitemeter

  

You could also take a look at this new work: