html-pretty was written entirely by
Nelson H. F. BeebeThe install-sh and mkinstalldirs scripts are public-domain scripts from the Free Software Foundation's GNU software distributions.
Support for automatic configuration on UNIX systems is provided by the configure script, which uses files created by the GNU autoheader and autoconf utilities. None of these GNU utilities are required to build this software, but they are needed if you want to make changes to the configure.in file.