HTML5 is the right choice for websites, but when it comes to games, it is still experimental.
Extensive collection of tips that will get your swf to perform better in the browser. Important to note that for some of these, they will improve performance, but will also cause an increase in file size.
P2P library for ActionScript/Flex/AIR focussed on local IP multicast. This is cool.
A video tutorial demonstrating how to use Robert Penner’s custom event system for Flash. Benefits are easier argument passing, easier cleanup and customizations for better performance.
Dreamweaver streamlines multiscreen HTML5/CSS3 development. Also jQuery Mobile integration and app development with Phonegap.
Photoshop SDK enables tablet interactivity. Adobe makes 3 iPad apps that interface with Photoshop.
New Flash CS5.5 Features Video Tour
A look at the process of converting crossword game from Flash to HTML5
Quick post about how to use CasaLib’s Display Objects for better garbage collection, resulting in better performance.
Huge library of utility classes for Flash AS3.
Adobe has released an experimental Flash-to-HTML5 conversion tool codenamed Wallaby.
An example of Wallaby with a side-by-side visual comparison and html/css code.
The makers of this app say that it can reduce flash .swf file sizes up to 60-70%. Might come in handy in a pinch (costs $100)
There is a new version of the Flash Player out now. The main improvement is the addition of a method for video playback that greatly improves performance.
On this new podcast, Iain Lobb and Seb Lee-Delisle discuss the ins-and-outs of programming for creative applications. In this inaugaural episode,they discuss casual gaming and choices between Flash, HTML(5), Unity3D and iOS.