[OzzModz] Overlay Data Template Context

[OzzModz] Overlay Data Template Context 2.0.0 Patch Level 2

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Hi guys,
I have been looking for a way for our users to select from the list on this XF page, and compare those chosen.
I imagine there will be a check box under each item and there will be an overlay template when you click COMPARE.

I have been searching on XF for something similar and coming across this addon. I wonder if it can be adapted to this purpose. Do you know of any addon or is this something can be done?

Here is the page in question