don't know on Linux, but on Windows I use flashdevelop and free flex sdk, they even open sourced their advanced and olap datagrid
http://opensource.adobe.com/wiki/display/flexsdk/Flex+SDK http://www.flashdevelop.org/community/viewtopic.php?f=11&t=6496&sid=8457cbdae5a3c6ebaba79bead8837545
