I did a really quick search on sourceforge, and here were a couple of them:
(note: these are not portable, but perhaps put them in the request forum if you like them)
Cademia
avoCADo-CAD
BRL-CAD
You can search for a couple more, just keep in mind they should be open source.
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I did a really quick search on sourceforge, and here were a couple of them:
(note: these are not portable, but perhaps put them in the request forum if you like them)
Cademia
avoCADo-CAD
BRL-CAD
You can search for a couple more, just keep in mind they should be open source.
There's no place like 127.0.0.1
There is a dev test for portable Cademia here