RDF Prefixes. Semantic Web Index. TONES. Schemapedia. Swoogle. SWSE. SameAs. Semantic Mashup. W3C List. This page collects links to Semantic Web Search Engines. Semantic Web Search Engines use robots to crawl RDF data from the Web and provide search and navigation facilities over crawled data. The page is part of the community project SweoIG/TaskForces/CommunityProjects/LinkingOpenData Semantic Web Search Engines <sameAs.org> A search service that sits firmly in the Linked Data world - put in a Linked Data URI, and get back equivalent URIs. Also has a hook to Sindice. Related Technologies Semantic Web Crawling: a Sitemap Extension. Related Publications, Blog Posts and Websites.