"SPARQL query language and tools" matching MCP servers:

MCP server for answering questions about official statistics from a single publication URL, with tools to check query scope, retrieve overview, text, data files, and search.

Enables querying Wikidata via SPARQL, with convenience tools for instances, subclasses, properties, and geo-spatial queries.

Enables natural-language access to India's Open Government Data platform, letting users discover datasets, inspect schemas, and query live data from data.gov.in.

MCP server for querying the Bibliothèque nationale de France catalogue. Enables searching authors and works, retrieving author details, listing editions, and finding digitised documents via SPARQL, without an API key.

MCP server for LINDAS, the linked-data knowledge graph of the Swiss administration, enabling querying of Swiss public data cubes via guarded SPARQL tools.

Enables querying current weather conditions for a named location with an optional country code, returning structured results that include units, time, resolved location, and data source.

Enables users to search UK property prices by postcode, street, or city using the HM Land Registry's SPARQL endpoint. It also provides tools for resolving postcodes and finding nearby locations through Ordnance Survey data.

Official MCP server that exposes 8 tools for real-time and historical commodity prices (gold, silver, oil, and 140+ more), allowing AI assistants to query market data via natural language.

MCP server for searching and fetching metadata of Chilean laws, decrees, and resolutions via the BCN Linked Open Data SPARQL endpoint.

Enables agents to discover and access Norwegian open government data by asking questions in natural language, performing filtered searches, running SPARQL queries, and downloading actual dataset files from publishers.

Enables querying official Brazilian Central Bank PTAX dollar closing exchange rates by specific date, date range, or most recent available quotation.

Enables AI assistants to search, explore, and query any CKAN open data portal through natural language, making public datasets accessible without requiring knowledge of the portal's API.

Enables LLMs to query structured statistical data from the Swiss Federal Archives' Linked Data platform (LINDAS) by translating natural language questions into SPARQL queries against RDF data cubes.

Enables searching and retrieving Czech legal acts from the e-Sbirka database via SPARQL, including metadata and full consolidated text with verifiable citations.

Enables users to query U.S. labor statistics, including employment, CPI, and wages, directly from the Bureau of Labor Statistics Public Data API. It provides tools to retrieve real-time economic time series data, browse popular series, and access survey metadata through natural language.

Exposes French political data from Poligraph as MCP tools, allowing journalists and citizens to query politicians, votes, fact-checks, elections, and more via natural language.

A server implementation for interacting with Wikidata API using the Model Context Protocol, providing tools for searching identifiers, extracting metadata, and executing SPARQL queries.

Provides MCP tools to query Liquipedia esports data (matches, teams, players, tournaments, placements, standings) via the Liquipedia v3 API and MediaWiki action API.

High-value scientific tools for AI agents — literature search (PubMed, arXiv, Semantic Scholar), chemical compound lookup (PubChem, ChEMBL), patent prior art search (USPTO, EPO), GPU spot prices across 4 providers, and real-time earth science data (USGS, NASA, OpenAQ). Per-call billing via API key. Keys issued instantly at https://mcp-site.com/keys/request

Enables querying and analyzing over 90,000 public datasets from the Spanish Government Open Data Portal (datos.gob.es) using natural language, with tools for search, filtering, metadata access, and SPARQL queries.