io.github.cyanheads/eur-lex-mcp-server

Search EU legislation, CJEU case law, and treaties; traverse CELLAR graph; browse EuroVoc concepts.

1 GitHub

No known CVEs

No license

Actively maintained

Last commit 2d ago

Works with most clients

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Grade F

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Legal

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "io-github-cyanheads-eur-lex-mcp-server": {
      "command": "<see-readme>",
      "args": []
    }
  }
}

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Read me

What io.github.cyanheads/eur-lex-mcp-server does

Search EU legislation, CJEU case law, and treaties; traverse CELLAR graph; browse EuroVoc concepts.

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

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Score breakdown

10/100across 5 weighted dimensions

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Security

OSV.dev

No known CVEs.

No package registry to scan.

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Frequently Asked Questions

Is io.github.cyanheads/eur-lex-mcp-server safe to use?: io.github.cyanheads/eur-lex-mcp-server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments.
How do I install io.github.cyanheads/eur-lex-mcp-server?: io.github.cyanheads/eur-lex-mcp-server can be installed by cloning its GitHub repository and following the setup instructions in the README.
What AI clients work with io.github.cyanheads/eur-lex-mcp-server?: io.github.cyanheads/eur-lex-mcp-server is compatible with claude-desktop, cursor, claude-code. It uses stdio transport.
Is io.github.cyanheads/eur-lex-mcp-server actively maintained?: io.github.cyanheads/eur-lex-mcp-server is actively maintained — last commit was 2 days ago. It has 1 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Tools

Seven tools covering EU legal research — document discovery, content retrieval, citation resolution, case law, relationship graph traversal, EuroVoc thesaurus lookup, and raw SPARQL access:

Tool

Description

eurlex_search_documents

Search EU legislation, treaties, and preparatory acts across the CELLAR corpus. Filters by document type, date range, EuroVoc concept, author institution, and in-force status.

eurlex_get_document

Fetch structured metadata and full text (HTML, Markdown, or Formex4 XML) for a work by CELEX number or ELI URI.

eurlex_lookup_celex

Resolve an EU legal citation — a CELEX number or an ELI URI — to the canonical CELLAR work.

eurlex_get_cases

Search CJEU and General Court case law — judgments, orders, and Advocate General opinions — by case number, party name, subject, or date range.

eurlex_get_relations

Traverse the CELLAR relationship graph: amendment chain, consolidated versions, legal basis, citation network, and national transposition measures.

eurlex_browse_subjects

Search the EuroVoc multilingual thesaurus to resolve human-readable terms to EuroVoc concept IDs — required before using the eurovoc_concept filter in eurlex_search_documents.

eurlex_query_sparql

Execute a raw SPARQL SELECT query against the CELLAR Virtuoso endpoint. Results capped at 100; use only when curated tools don't cover the needed CDM ontology traversal.

eurlex_search_documents

Search EU legislation, treaties, preparatory acts, and more across the 2.7M+ work CELLAR corpus.

Keyword search across work ti

Frequently Asked Questions

Is io.github.cyanheads/eur-lex-mcp-server safe to use?

io.github.cyanheads/eur-lex-mcp-server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments.

How do I install io.github.cyanheads/eur-lex-mcp-server?

io.github.cyanheads/eur-lex-mcp-server can be installed by cloning its GitHub repository and following the setup instructions in the README.

What AI clients work with io.github.cyanheads/eur-lex-mcp-server?

io.github.cyanheads/eur-lex-mcp-server is compatible with claude-desktop, cursor, claude-code. It uses stdio transport.

Is io.github.cyanheads/eur-lex-mcp-server actively maintained?

io.github.cyanheads/eur-lex-mcp-server is actively maintained — last commit was 2 days ago. It has 1 GitHub stars.

@cyanheads/eur-lex-mcp-server

Search EU legislation, CJEU case law, and treaties; traverse the CELLAR relationship graph; resolve EuroVoc concepts via MCP. STDIO or Streamable HTTP.

7 Tools • 2 Resources • 1 Prompt

Public Hosted Server: https://eur-lex.caseyjhand.com/mcp

Tools

Seven tools covering EU legal research — document discovery, content retrieval, citation resolution, case law, relationship graph traversal, EuroVoc thesaurus lookup, and raw SPARQL access:

Tool	Description
`eurlex_search_documents`	Search EU legislation, treaties, and preparatory acts across the CELLAR corpus. Filters by document type, date range, EuroVoc concept, author institution, and in-force status.
`eurlex_get_document`	Fetch structured metadata and full text (HTML, Markdown, or Formex4 XML) for a work by CELEX number or ELI URI.
`eurlex_lookup_celex`	Resolve an EU legal citation — a CELEX number or an ELI URI — to the canonical CELLAR work.
`eurlex_get_cases`	Search CJEU and General Court case law — judgments, orders, and Advocate General opinions — by case number, party name, subject, or date range.
`eurlex_get_relations`	Traverse the CELLAR relationship graph: amendment chain, consolidated versions, legal basis, citation network, and national transposition measures.
`eurlex_browse_subjects`	Search the EuroVoc multilingual thesaurus to resolve human-readable terms to EuroVoc concept IDs — required before using the `eurovoc_concept` filter in `eurlex_search_documents`.
`eurlex_query_sparql`	Execute a raw SPARQL SELECT query against the CELLAR Virtuoso endpoint. Results capped at 100; use only when curated tools don't cover the needed CDM ontology traversal.

`eurlex_search_documents`

Search EU legislation, treaties, preparatory acts, and more across the 2.7M+ work CELLAR corpus.

Keyword search across work ti

... View full README on GitHub