Execute SPARQL SELECT queries on any public HTTPS SPARQL endpoint to retrieve data from open data portals and knowledge graphs. Output in markdown or JSON.
MIT
306,652 tools. Last updated 2026-07-25 19:02
"SPARQL query language and tools" matching MCP tools:
- Search curated SPARQL example queries from UniProt by free-text over descriptions and keyword tags. Find relevant query examples to learn how to query UniProt data.MIT
- Discover Datadog MCP tools by natural language query. Returns matching tool names and descriptions to help you navigate and call the appropriate tool.MIT
- Validate SPARQL query syntax to catch errors before execution. Parses queries and reports validity, helping debug issues without running them.MIT
- Retrieve the MIE file containing ShEx schema, RDF, and SPARQL examples for a specified RDF database to understand its structure before writing SPARQL queries.MIT
- Execute SPARQL SELECT queries against any SPARQL endpoint and retrieve results as a Markdown table or JSON array. Supports custom headers for authenticated endpoints and adjustable timeout for complex queries.MIT
Matching MCP Servers
- AlicenseAqualityBmaintenanceMCP server exposing SPARQL query functionalities for LLMs, enabling query execution, validation, and graph exploration across SPARQL endpoints.Last updated7MIT
- AlicenseAqualityDmaintenanceEnables AI assistants to query the Ubergraph biomedical ontology SPARQL endpoint with tools for custom SPARQL queries, term lookup, search, and hierarchy traversal.Last updated4MIT
Matching MCP Connectors
Wikidata SPARQL MCP — Wikidata Query Service
Freight calculators (weight, metres, vehicle fit) and authenticated team packing-library tools.
- Retrieve common SPARQL prefixes for an endpoint, including standard and endpoint-specific ones, to simplify query writing.MIT
- Execute SPARQL queries on Wikidata to retrieve structured data in JSON format, enabling data extraction and analysis from the knowledge base.MIT
- Search available Airflow MCP tools using natural language queries. Filter by category and limit to find the right tool.MIT
- Find MLflow MCP tools by natural language query. Returns matching tool names and descriptions to navigate the 77+ tool surface efficiently.MIT
- Check if a pattern exists in SPARQL data by running an ASK query, returning true or false.MIT
- Query and analyze knowledge graphs via structured SPARQL-subset, SPARQL text, SHACL, inference, premise retrieval, or analytical modes with cursor-based paging.Apache 2.0
- Execute read-only SPARQL queries on GraphDB repositories to retrieve data in JSON, XML, or CSV formats. Specify graphs and query parameters for precise results.GPL 3.0
- Execute custom SPARQL queries against the Ubergraph biomedical ontology endpoint. Use for tailored data retrieval when predefined tools are insufficient.MIT
- Retrieve resource descriptions from SPARQL endpoints using DESCRIBE queries. Get results as Turtle or JSON.MIT
- List all named graphs available on a SPARQL endpoint to discover which contexts you can query.MIT
- Execute read-only SPARQL SELECT queries to access cultural heritage linked data from the RCE dataset. Query results are capped at a configurable limit.Apache 2.0
- Query the current ontology with SPARQL SELECT and get a list of matching results.MIT
- Execute SPARQL queries on OWL ontologies. Supports ASK, SELECT, and CONSTRUCT queries, returning results in CSV or RDF format.BSD 2-Clause "Simplified"
- Execute a SPARQL CONSTRUCT query to build RDF graphs from a template pattern and return triples in Turtle or JSON-LD format.MIT