Cheat sheets are really helpful and easy way to remember things. In this list we have got the most used cheat sheets for web designers and developers, this list covers all areas of designing and developing. However comment and let us know your favourites and if something we missed out. Smile

Adobe Photoshop

photoshop CS4 keyboard shortcuts (Windows) (Mac)

photoshop CS3 keyboard shortcuts (Windows) (Mac)

Photoshop CS3 Quick reference (Windows) (Mac)

Photoshop Light Room cheats (Windows) (Mac)

Photoshop Brush tool cheat sheet (download)

Photoshop Lasso tool cheat sheet (download)

Photoshop Tool box reference (download)

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Adobe InDesign

Adobe InDesign CS4 Keyboard Shortcuts (Mac – Windows)

Adobe InDesign CS3 Shortcuts (Mac – Windows)

Adobe InDesign CS2 Shortcuts (Mac – Windows)

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Adobe Illustrator

Illustrator CS4 Shortcuts  (Windows) (Mac)

Illustrator CS3 Useful Keyboard Shortcuts , (Windows) (Mac)

Illustrator CS2 Useful Keyboard Shortcuts (Windows) (Mac)

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QuarkXPress 8 & 7

QuarkXPress 8 Keyboard Shortcuts (Mac – PC)

Adobe QuarkXPress 7 Shortcuts (Mac – PC)

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GIMP

Gimp Quick Reference Card

Gimp hotkeys on Linux

Photoshop-ish Keyboard Shortcuts for The Gimp 2.2

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Fireworks

Fireworks CS3 Quick Reference (Mac – PC)

Fireworks MX quick reference (Mac – PC)

Fireworks 4 quick reference (Mac – PC)

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Freehand MX, 3D Studio Max, Illustrator & More

Freehand MX, 3D Studio Max, Illustrator & More Shortcuts

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Adobe Bridge And Camera Raw 3 Shortcuts

Adobe Bridge And Camera Raw 3 Shortcuts

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Final Cut Pro 5

Final Cut Pro 5 For Mac Shortcuts

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3D Studio Max 9

3D Studio Max 9 Keyboard Shortcuts

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Adobe Dreamweaver

DreamWeaver CS4 Keyboard Shortcuts (Windows)

DreamWeaver CS3 Quick References (Windows) (Mac)

DreamWeaver 8 Quick Reference (Windows)

DreamWeaver MX Quick Reference (Windows) (Mac)

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Adobe Flash

Flash CS4 Keyboard Shortcuts(Windows & Mac)

Flash CS3 Quick Reference (Windows – Mac)

Flash MX Quick Reference (Windows – Mac)

(ActionScript 3.0 Top Level Cheat Sheet)

(ActionScript 2.0 Cheat Sheet)

(ActionScript 3.0: flash.display Package Cheat Sheet)

(ActionScript 3.0: Packages Cheat Sheet)

(AS2 – AS3 Migration)

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Adobe AIR Cheat Sheets

(Adobe AIR Cheat Sheet)

(Adobe AIR for JavaScript Developers Pocketguide)

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Aptana

Keyboard shortcuts (Windows & Mac)

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Microsoft Front Page 2003 & 2002

Frontpage 2003 Quick Reference (Windows)

Frontpage 2002 Quick Reference (Windows)

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HTML & XHTML

HTML – XHTML Tags Reference (download)

XHTML Character Entities (download)

HTML Character Entities Cheat Sheet (download)

Web Designer’s HTML Card (download)

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CSS

CSS Cheat Sheet (click here)

Web Based CSS Cheat Sheet (click here)

CSS Shorthand Cheat Sheet (click here)

Another CSS Shorthand Cheat Sheet (click here)

YUI Library: CSS Reset, Base, Fonts, and Grids (click here)

Blueprint CSS Cheat Sheet (click here)

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JavaScript

JavaScript Cheat Sheet (click here)

JavaScript Quick Reference Card (click here)

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JavaScript Browser Objects

JavaScript and Browser Objects Quick Reference

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DOM Methods

The most common DOM methods at a glance

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JQuery

jQuery 1.3 Cheat Sheet (click here)

jQuery 1.2 Cheat Sheet (click here)

jTouch – jQuery Cheat Sheet For iPhone & iPod (Printable Version)

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Jquery Visual Map

jQuery Visual Map

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MOO Tools

MooTools 1.2 Cheat Sheet (click here)

MooTools 1.1 Cheat Sheet (click here)

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Prototype

Prototype 1.6.0.2 Cheat Sheet (click here)

Prototype 1.5.0 Cheat Sheet (click here)

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YUI Library

Yahoo! User Interface Library Cheat Sheet (one zip package covering all features)

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DOJO

Dojo 1.3 Base API Cheat Sheet (click here)

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PHP

PHP Cheat Sheet(click here)

PHP Cheat Sheet Mac OS X Widget (click here)

PHP 4 Reference Card (click here)

PHP Filtering & Escaping (click here)

PHP Smarty Cheat Sheet (click here)

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ASP.NET

Microsoft .NET Framework 3.5 Commonly Uses Types and Namespaces (click here)

ASP.NET Runtime Cheat Sheet (click here)

.NET Format String Quick Reference (click here)

ASP.NET 2.0 Page Life Cycle & Common Events (click here)

Microsoft Ajax Library Cheat Sheets (click here)

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ASP / VBScript

ASP – VBScript Cheat Sheet

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RUBY ON RAILS

Ruby on Rails Cheat Sheet

Another Ruby on Rails Cheat Sheet

Rails Testing Cheat Sheet

Ruby on Rails 1.1 Reference (HTML)

Ruby On Rails Security Guide (HTML)

Essential Ruby

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Python

Python Cheat Sheet

Python 2.6 Quick Reference

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MYSQL

MySQL Cheat Sheet

SQL Injection Cheat Sheet For MSSQL & MySQL

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Microsoft SQL Server

MSSQL Server Cheat

MSSQL Injection Cheat Sheet

SQL Injection Cheat Sheet For MSSQL & MySQL

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PostgreSQL

PostgreSQL Cheat Sheet

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SUBVERSION

Subversion Cheat Sheet

Subversion Quick Reference Card

Another Subversion Cheat Sheet

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Mod_Rewrite & HTACCESS

Mod_Rewrite Cheat Sheet

Web Based Mod_Rewrite Tips

Mod_Rewrite Variables Cheat Sheet

Htaccess Cheat Sheet

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REGULAR EXPRESSIONS

Regular Expression Cheat Sheet

RegExLib.com Regular Expression Cheat Sheet (.NET)

Regular Expressions Quick Reference Guide

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The Web Developer’s SEO Cheat Sheet

SEO Cheat Sheet PDF

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WordPress Help Sheet

WordPress Help Sheet PDF