xml-sitemaps gives better option since upto 500 links. one more tool http://www.rorweb.com/rormap.htm
GSitemap is the best XML Sitemap creator in my opinion, below is a URL to it. Yes it is free. http://www.vigos.com/products/gsitemap/
Here is the main source for the code and all updates: http://gsitecrawler.com/en/download/ It is one of the best out there.