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Featured Application: Aquarium

To see a live example please install the latest Flash Player from Adobe and ensure that JavaScript is enabled.
A fun application using ASTRA components.
More: Aquarium
Flash Theater
A screencast on Yahoo! ActionScript 3 Maps.
Articles
On Flash and Flex:
Welcome Flash Developers
The Yahoo! Flash Developer Center is an ever growing collection of Flash tools, resources and information, all freely available for your use. Check back often for updates, and join the ydn-flash Yahoo! Group to exchange information with Flash developers just like yourself.
YDN-Flash Yahoo! Group
Join the ydn-flash group to connect to other developers like you and send comments and suggestions (and even bug reports!) to Yahoo!'s Flash Platform team.
ASTRA: ActionScript Toolkit for Rich Applications
ASTRA, the ActionScript Toolkit for Rich Applications, is a collection of Flash and Flex components, code libraries, toolkits and utilities developed by Yahoo! for ActionScript developers. These libraries available under the terms of the open source BSD license.
Flash Components (deprecated)
Yahoo! offers the ASTRA Flash components to complement the existing set provided in Adobe Flash CS3. These components are easily skinnable and fully documented, and wide selection of examples are available to help developers get started quickly.
Components:
Resources:
Flex Components (deprecated)
Yahoo! offers the ASTRA Flex components for use in your Adobe Flex 3 applications. These Flex components are designed to work like any other components for Flex with familiar properties, styles, and events. They're fully documented, and each component comes with multiple examples that demonstrate its various uses.
Components:
Resources:
Utilities Library (deprecated)
Yahoo! offers the ASTRA Utilities for use in any ActionScript-based project, whether in Flash CS3 or Flex Builder. These utility classes build a foundation for more advanced functionality in Rich Internet Applications that is portable across different frameworks and component sets.
Components:
Resources:
Web APIs Library (deprecated)
Our Yahoo! Web APIs package for ActionScript 3 and Flex allows you to connect your application to any one of a variety of data services provided by Yahoo!.
Examples:
Resources:
Building Yahoo! Social Applications with Flash
Use the expressiveness and cross-browser goodness that Flash and Flex provide to build a fun and powerful application using the Yahoo! Social APIs on your own website, or within the YAP environment. The component is distributed with full source code, a Flex 3 SWC, documentation and a Yahoo! styled CSS skin.
Yahoo! Maps AS3 Component
The all-new Yahoo! Maps component for Flash and Flex 3 enables you to add a map to a wide range of web and desktop applications. Included in the API is support for other Yahoo! APIs including geocoding, local search and traffic APIs along with an advanced marker and overlay system to allow you to easily render geo-data on the map.

