I just gave it a try with my ttoolapp and it seemed to work
(I tested on OSx 10.6.2 within VMware, 32 bit...).
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, ttoolapp is in there.
Extract it on your OSx system, and add a recent Meta.txt.
Get Rusigor's package and extract tt8_mac-uni.rar
Move tt8_keygen to ttoolapp.30.0.app/Contents/MacOS/
the app you see is in fact a directory: open it "Show Package Content"
overwrite the existing tt8_keygen (the old one is PPC only),
and start the app!