sentence: red5 is a leading open-source media streaming server implemented in java , which provides services similar to those offered by the proprietary adobe flash media server and wowza streaming engine including : streaming video ( flv , f4v , mp4 , 3gp ) streaming audio ( mp3 , f4a , m4a , aac ) recording client streams ( flv and avc+aac in flv container ) shared objects live stream video publishing ( flv , vp6 ) live stream audio publishing ( mp3 , aac ) remoting ( action message format ) protocols : rtmp , rtmpt , rtmps , and rtmpe the project was started in september 2005 and as of 2008 is now maintained at google code .