It is such an easy task...there are lot of free tools available online for SiteMap generation. You can use any of those tools!!!!!!!
Check this tools. I personally use the first choice. It has worked very well for my sites. http://www.xml-sitemaps.com/ http://sitemapdoc.com/
Use www dot xml-sitemaps dot com This site is awesome! It will walk you through a step-by-step process with instructions on how and whre to place in your code too!
GSiteCrawler is a free desktop tool that will spider your site and create a sitemap http://gsitecrawler.com/
Used online Sitemap XML tools. You can make sitemap from their. Search on Google and you will find many website provide service.
http://www.xml-sitemaps.com/ generates tons of bandwidth transfer if you have large website. There is simple way to generate XML sitemap. If you have URLs list, you can make a sitemap using regular expressions. For example in following list: Replace ^ for <url><loc> And replace \n for </loc></url>\n Then you will receive: Next, replace >< for >\n< and you have Add this: <?xml version="1.0" encoding="UTF-8"?> <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" > </urlset> and you have a sitemap: