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Done, we've got both capsules and blisters.
We have dropped WebGL export feature out of Boxshot in favor of Koru. Please consider using Koru for your WebGL export.
We dropped out WebGL export from Boxshot in favor of Koru. All the cool WebGL features are there, please consider using it instead.
You can drag objects around the scene tree, dropping them one onto another to make hierarchies. Does it help or you need a more specific grouping feature?
There are almost 250 materials in version 4.13 and some new images, too :) http://boxshot.com/2017/06/05/boxshot-4-13.html