Macintosh users should be able to use the Windows compatibility software. Please let the author know if you have experience with this and I'll record the results here.
Linux users can try one of the following:
The Linux build was compiled for Linux 2.6.5 (within SUSE 9) and may or may not run with other variants of Linux. It's really intended for internal use by HiC developers, but it's being made available here just in case others can find it useful. This version is made to simply run programs through the command-line interface. For example, to run reverse.cpp, type
./hic reverse.cpp
Typing
./hic
by itself will give the options, but most of the options are intended
for (internal) testing.
We have reports of the Linux hic working on the following variants:
By the way, if you are interested in porting the application to alternative environments, please contact the author. The compiler and run-time are written using standard C++, so these portions should port to other platforms quite easily. Almost all required work would be in providing a new front end.