Kansas Memory, from the Kansas State Historical Society, is a rich collection of materials organized into clearcut categories and subcategories, for ease of browsing.
There are no record lookups to speak of at Kansas Memory. That is, no way to search on surnames in, eg, military records or census information. However, The Historical Society does have genealogical information elsewhere on its site; I describe these below (after the l-o-o-o-n-g topics list).
The topics and sub-topics covered in Kansas Memory are as follows (number of items shown in parentheses):