Want to flip up instead of left / right to remove active applications or games from task manager? You can try out this modified HTC Sense Tasks on your Samsung Galaxy S III. This mod HTC Sense Tasks is workable on both portrait and landscape mode. It supports XXELLA firmware for the moment. More firmware support should be coming soon.
Installation guide – How to install update zip with ClockworkMod Recovery on Samsung Galaxy S3? (Video)
Download HTC Sense Tasks for Samsung Galaxy S3 here.
Will this mod work for odex stock firmware or deodexed one?
Deodexed is okay. Not sure about odexed. Do a CWM backup, then try it.