In the video:
"vBee_StackLayer(byColor)" - aligns one layer to another regardless of their position and size. Just color-code the target layer and execute the action.
"vBee_AO Enhancer++" -batch version of the AO Enhancer action ( see here: vimeo.com/14119122 )
"vBee_ExplodeToLayers" - action that crops, aligns and export similar images(in this case a set of icons) to separate files.