http://sphinxsearch.com/about/sphinx/
http://code.google.com/p/dataparksearch/
these probably would all be too heavy for ttf, but full text search would be shiny.
maybe there is none, instead i just mean a more rich search feature. how big are the complete archives of the database these days?
what i was thinking is to at least be able to sort search results by date etc
Chiken
Don't Let Your Walls Down