This is the full version of Search Server 2010 Express
For customers just getting started with search, Search Server 2010 Express is a standalone search server that is free to download and easy to deploy. It incorporates many enhancements over its predecessor, Search Server 2008 Express.
Search Server 2010 Express delivers powerful, web-style search across your corporate intranet sites quickly, easily, and for free. Search Server Express delivers great entry-level search through an engaging, conversational user experience across 51 languages. Search all your content sources, including SharePoint sites, file shares, websites, Exchange Public Folders, and third party repositories.
More