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NetHack Home Page.
Official 3.2.3 Binary Releases
NetHack is available in binary ("ready-to-run") form for a number of systems - click on the appropriate link below to download.
Official 3.2.3 Source Release
The source release includes all the code for the above versions plus code for the systems listed below.
Windows 95/98, Windows NT
Unix (*BSD, System V, Solaris, HP-UX, ...)
Also in the source release are instructions for porting to other systems and (out of date) code for systems that are no longer supported.
Download the source.