imo-rules-mcp

Provides offline semantic search and reading of IMO maritime rules (SOLAS, MARPOL, STCW, etc.) to AI clients via MCP.

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: IMO_ROOT_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configIMO_DB— corpus/imo-corpus.sqlite SQLite corpus path

configIMO_RAG— corpus/rag semantic-search index dir

🔐 secretIMO_ROOT_KEY— 0000.00e0 top-level tree key for imo_list_instruments

configIMO_SOURCE

configIMO_TOC— IMO_RAG>/../toc.json navigation tree (override if it lives elsewhere)

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 5 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/captw-imo-rules-mcp-lfddcm)](https://m8ven.ai/mcp/captw-imo-rules-mcp-lfddcm)

commit: da74b5094ee8e115fe40c7614462b5e8d8de787f

code hash: 660762e397110ebd77498d52998db1fc89e1c92754902d032d64a35b35a58b9b

verified: 6/28/2026, 9:12:01 AM

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