MCP Server Directory

nominatim io.github.pipeworx-io/nominatim

Nominatim MCP — wraps OpenStreetMap Nominatim geocoding API (free, no auth)

Noaa Swpc io.github.pipeworx-io/noaa-swpc

NOAA Space Weather Prediction Center (solar wind, Kp, aurora, alerts)

Notion_connect io.github.pipeworx-io/notion_connect

Notion MCP Pack

Structured Python tool output (ruff, mypy, pip-audit, pip-install) as typed JSON.

worldbank-mcp-server io.github.cyanheads/worldbank-mcp-server

Query 29,500+ World Bank development indicators for 200+ countries across 60+ years.

Nhtsa io.github.pipeworx-io/nhtsa

NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)

newton io.github.pipeworx-io/newton

Newton MCP — wraps the Newton math solver API (free, no auth)

Nrel io.github.pipeworx-io/nrel

NREL MCP — wraps the US National Renewable Energy Laboratory developer API

Noaa Spc io.github.pipeworx-io/noaa-spc

NOAA Storm Prediction Center — outlooks, storm reports, watches

Nbu Ua io.github.pipeworx-io/nbu-ua

National Bank of Ukraine (NBU) public statistics MCP. Keyless.

Nasa Eonet io.github.pipeworx-io/nasa-eonet

NASA EONET MCP — Earth Observatory Natural Event Tracker

Nager Holidays io.github.pipeworx-io/nager-holidays

Nager.Date Public Holidays MCP.

Log Claude Code work sessions, file edits, and tasks to your Cairn account.

Phishtank io.github.pipeworx-io/phishtank

PhishTank MCP — wraps PhishTank API (checkurl.phishtank.com)

Openaire io.github.pipeworx-io/openaire

OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)

Nuget io.github.pipeworx-io/nuget

NuGet MCP — .NET package registry

Nato io.github.pipeworx-io/nato

Phonetic & Morse code MCP.

OECD MCP Server io.github.isakskogstad/oecd-mcp

OECD economic and statistical data via SDMX API. Access 5,000+ datasets across 17 categories.

Historical AWS analysis CLI; not a current Cyntrisec product.

mhw io.github.pipeworx-io/mhw

MHW MCP — Monster Hunter World data (mhw-db.com, free, no auth)

Mime io.github.pipeworx-io/mime

MIME type lookup MCP.

Potarix Enricher io.github.Potarix/potarix-mcp

Find company websites and verified business emails through the Potarix Enricher API.

Mitre Attck io.github.pipeworx-io/mitre-attck

MITRE ATT&CK adversary TTPs (STIX bundles)

Solana DEX whale intelligence: alpha, divergence, phase scoring, BTC regime. USDC payments via x402.