The links have been updated.
models.zip has been updated.
The following files have been downloaded from page 3DGS_index.html , and verified:

images.zip
levels.zip
models.zip
plugins.zip
sounds.zip

Next, 'I' may try and emulate some or most A6 Template functionality in my own way.
The result should be freely available.
'I' intend to use the result 'myself', thus some support may be implied, for some length of time.