Kryptonsite is a fan website devoted to the show Smallville. It was one of the first sites for the show, providing fans with Smallville news since February 2001. Its webmaster, Craig Byrne also wrote the books Smallville: The Visual Guide and Smallville: The Official Companions for seasons 4, 5, 6, and 7, and additionally, he appeared on the Smallville Complete Series documentary feature.