I have the gigablast installed on my ip address so I can provide you with access details if you would like to see how it works.
To view gigablast search engine :
[login to view URL]
This is exactly the same as whats installed my ip address.
The source code of gigablast is available to download here:
[login to view URL]
Please find attached the project spec that includes the features/customisations I want to the gigablast search engine.