UmbracoStaticPublish

Publish static documents from umbraco and optionally use it as cache

Puth both files into your umbraco App_Code directory then if you publish document it create corresponding index.html file in "published" directory

If you want to use this generated static file as cache of your umbraco site add following module into your web.config in modules section

<add name="StaticPublishCacheModule" type="StaticPublishCacheModule" />