gh is a tool to look up stuff about an IP or name using libresolv. Thus, it honours /etc/resolv.conf, etc, unlike dig or nslookup. You can get the canonical name, aliases, name for number, or number for name, depending on options.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.