PM2HTML takes PageMaker files and makes a cohesive newspaper website. It comprises a PMScript that exports all stories to a directory of tagged txts, and a python program to act as a converter to turn those tagged text files into HTML, a parser to guess
Frosttie (FROnt-end SchemaTron Text Internet Engine) takes XHTML pages and processes them with various user-definable filters such a W3C's WAI, Section 508 (US) web usability compliance, ad removal, etc. It can be used with zKnowMan.