> I've made a site that uses a CGI to generate custom web
> pages, according to a parameter (an int) passed to the CGI.
> Can I use HTTRACK to test my site? It should iterate the
> site  with values from 1 to 1024 (passed to the CGI)   

You can use a generated (by some bash-style scripting, for example) list of
links, and use the 'URL list' feature to capture all these links.

Example:

(i=0;
while test "$i" -lt 1024; do
echo <http://www.example.com/mycgi?param=${i}">;
done) > mylist.txt

httrack --urllist mylist.txt