Microsoft have announced the Beta version of the IIS Search Engine Optimization (SEO) Toolkit, over at the official Microsoft IIS site (www.iis.net):
The IIS Search Engine Optimization (SEO) Toolkit helps Web developers, hosting
providers, and Web server administrators to improve their Web site’s relevance
in search results by recommending how to make the site content more search
engine-friendly. The IIS SEO Toolkit includes the Site Analysis module, the
Robots Exclusion module, and the Sitemaps and Site Indexes module, which let you
perform detailed analysis and offer recommendations and editing tools for
managing your Robots and Sitemaps.