This widget on the bottom of the screenshot only plays gifs. Can be configured to play when music is playing, if notification is visible or always. The widget on top in screenshot is XenTasks.
XenInfo (system and music needs to be active)
You need to configure it first when you add the widget from XenHTML by clicking bottom options icon on widget alignment page.
Custom width/height entry
Custom gif selection
Show always/when notification visible/music is playing
You can import gifs into var/mobile/library/iwidgets/xenanimate/pics and write its filename without its extension in widget settings. Thats it! Btw there are some gifs in there too (: