Projects
These projects are related to Nikto, or incorporate/use the Nikto databases in some fashion.
Nikto::Parser - A perl module for reading and parsing Nikto's XML output.
Wikto - A Windows scanner from Sensepost, which uses the Nikto database.
MacNikto - MacNikto is a Mac OS X interface to Nikto.
Seccubus - Seccubus runs various tools and can compare the output. As of version 1.5, Seccubus can control Nikto and integrate output.
doNikto - A Python script to scan many hosts with Nikto.
w3af - Able to run the main Nikto test database against targets.
Nikto for Windows - Nikto packaged for Win with Strawberry Perl for easy running.
Services
These services use Nikto as part of their product/service. Note that they may be commercial in nature, and may not be free. I make no endorsements of them.