ECollapse

ECollapse is a simple free script that attaches all the selected objects and groups, into one object, centers the pivot in teh X & Y axis and put it into the lowest point on the Z axis, also it maintains the original materials through managing material ids, Brought to you by EKDtools.
Changelog:

1.10

-Enhanced working with groups.

-Better detection for attachable objects.

-Icon is getting disabled if less than 2 objects are selected.

-Pivots bug has been fixed.

-Collapsed objects transformation is resetting.

-Viewports redrawing after collapsing without the need for a click in viewport like last version.