License and Source Code The source code of this tool is available under a LPGL license from here. This service is built on top of RDFLib 5.0.0, an RDF library which allows to parse and serialize between data formats. Furthermore, it is using pyRdfa for RDFa 1.1 parsing, pyMicrodata for Microdata parsing, and rdflib-jsonld for parsing and serializing JSON-LD. For the conversion to RDFa and Microdat