This release should make FD3 really usable for your daily work and also it is starting to feel pretty solid.

Major changes:

• Added first additional theme
• Experimental completion support for SWC libraries added
• Parsers & completion have been fine-tuned and things are more customizable
• MXML completion is back and you can freely add completion for any other XML-based languages
• Many UI & compiler issues have been solved
• Recent projects list is back in the toolbar

Read more: http://www.flashdevelop.org/community/viewtopic.php?t=1592