Joomla! RDF Syndication component is used for exposing RDF data from Joomla! content,user,section,category and integrating with other Joomla! sites,Semantic Web Engine, other RDF data sources using RDF format : * Browse Joomla! content in factet browser * Syndicate Joomla! content from mutiple Joomla! sites then render then in facet browser * Search relevant posts of a Joomla! user (using his email as searching keyword) in a Semantic Web Search Engine (Sindice.com) * Integrate user's personal information from remote RDF-based resources (FOAF file,vcard,html pages with microformat,etc) to user's profile through a web remixing server (Semantic Web Pipes).