Adobe AIR platform offers an exciting new way for developers to use their existing web development skills, code and tools (like: HTML, Ajax, JavaScript, Flex and Flash) to build and deploy rich web applications and content to the desktop.
Here is a compiled list of 10 Must See Adobe AIR Application for Web Developers & Designers.
Icon Generator is a little application that lets you generate a CS3 or Web 2.0 style icon, only 3 step. Pick color, type characters, and save it. Just create 4 different sizes of the icon.

ImageSizer is an application built to resize, rotate, optimize and rename a batch of images, outputting them as a single compressed zip file.

Measure the screen objects in pixels using both mouse and keyboard control. Preview your design with skins and presets. Quick guides for checking layout and more.

MyStylez is the MySpace layout creator contains everything you need for granular control over the design of your MySpace profile. You can edit styles for just about anything that MySpace allows on your profile.

An icon generator (PNG files) for Adobe AIR applications. Generates all 4 icon sizes from a single 256x256 png file.

You can upload photos to your Facebook profile and can also stay constantly connected with your Facebook friends, view your News Feed, receive notifications, pokes and chat, right from your desktop without having to go into the browser.

The effects in this application were created by including the prototype.js and effects.js and writing a little bit of JavaScript to trigger the effects. Each effect is triggered by a simple event handler on a button.

Drag and drop SWFs into the application, capture screens at certain points and drag the resulting Animated GIF back to the desktop. All common banner formats are preset.

Enter the Url and Press Snap or Drag & Drop it from your browser. Select the type of Snapshot you want to make: Thumbnail, Browser size, or Full Page.

A WYSIWYG editor for htmlText. Since the html markup used in Flex components that have an htmlText property use a subset of html, you can't use Dreamweaver or other html editors for WYSIWYG editing. This will help you create your htmlText visually, speeding up the workflow.

You are most welcome to suggest any additions to this list. You can use the comments box below to make any suggestions.