QFlv2Avi is a GUI for ffmpeg to convert flv files to avi. Later, it will be able to download itself flv files on video-sharing sites.
Flash video web service in AS3, PHP5 and FFmpeg
Tsuka is a web site software package which has the ultimate goal to provide all means for publishing videos on a web site in Flash video format. Front end is written entirely in Actionscript 3, while back end uses Zend Framework, thus written in PHP 5.