SPARQL (SPARQL Protocol and RDF Query Language) is a query language used for accessing and manipulating RDF (Resource Description Framework) data. Several implementations support SPARQL, each with its own features and capabilities. Here's a list of some notable SPARQL implementations: 1. **Apache Jena**: A Java framework for building Semantic Web and Linked Data applications. Jena provides a SPARQL engine and has tools for parsing, storing, and querying RDF data.
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