"National Rail" matching MCP servers:

A zero-authentication MCP server for Swiss public transport, enabling users to query train connections, disruptions, station facilities, and plan journeys using natural language.

The company registry MCP: company data for AI agents, any country. One MCP server and REST API over national business registries — Norway (Brønnøysundregistrene / Enhetsregisteret, lookup by organisasjonsnummer/orgnr, VAT status) and the United Kingdom (Companies House, lookup by company number, accounts and confirmation-statement deadlines). Five tools: lookup_company, search_company, company_dea

This MCP server bridges AI agents with Apple Mail on macOS, enabling email operations like reading, sending, drafting, searching, and scheduling through natural language, with added features like stable draft IDs and confirmation-gated sending.

Enables searching the YÖK National Thesis Center and retrieving thesis contents in Markdown format for LLM applications. It allows users to perform detailed searches based on criteria like author, university, and subject while providing programmatic access to thesis metadata and PDF content.

Default-deny action registry, append-only spend ledger, and human sign-off audit trail (MCP tools).

This MCP server allows AI assistants to read, send, search, and manage emails in Apple Mail on macOS. It uses AppleScript to interact with the Mail app locally.

A read-only MCP server providing access to national legislation from 37 jurisdictions via the legalize-dev corpus, with tools for searching, retrieving laws, and browsing reform history.

MCP server for the NIST National Vulnerability Database — lets AI assistants search CVEs by keyword, severity, CPE, CWE, KEV status, and date range via natural language.

An MCP server that provides programmatic access to Apple Mail, enabling AI assistants like Claude to read, send, search, and manage emails on macOS.

MCP server that directly queries the Korean National Tax Service tax law information system for tax law interpretations, precedents, and guidance. It supports exact document-number lookup, keyword search, and structured retrieval of ruling details and legal grounds.

Searches and retrieves Japanese national legislation from the official e-Gov API, providing verifiable citations with stable URLs and human-readable references.

MCP server for Japanese public business data, enabling AI agents to validate and look up corporate numbers, search bank/branch codes, and check national holidays. Runs locally with no telemetry; live corporate registry data requires a free NTA app ID.

Enables AI assistants to search and retrieve paper information from CNKI (China National Knowledge Infrastructure), supporting 15 search types, pagination, sorting, and detailed metadata extraction.

Enables AI assistants to read, send, search, and manage emails in Apple Mail on macOS.

An MCP server that brings NIST National Vulnerability Database (NVD) intelligence directly into Claude, enabling CVE lookup, product search, and prioritized risk assessment via natural language.

Enables macOS users to programmatically read, send, search, and manage Apple Mail messages, including drafts, mailboxes, attachments, rules, and templates.

MCP server for corporate Exchange that provides access to email, calendar, and people directory via OWA JSON API.

Natural-language search and review of South Korea's national R&D regulations (acts, decrees, and administrative rules) for researchers and research administrators. Returns current in-force provisions with citations, fetched live from the official national law database (law.go.kr Open API).

Enables AI assistants to read, search, send, and manage email on macOS through programmatic access to Apple Mail.

Enables reading, searching, sending, and managing AOL Mail emails and folders via natural language, compatible with VS Code Copilot and Claude Desktop.