MBTA MCP — Boston real-time transit via the MBTA v3 API (api-v3.mbta.com)
Free
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MedlinePlus MCP — NIH consumer health info
Free
Meteostat MCP — historical weather from 11k+ stations (no auth)
Free
Swiss weather and federal geodata from MeteoSwiss and swisstopo on data.geo.admin.ch — find…
Free
NOAA Weather MCP — National Weather Service forecasts and alerts
Free
NOAA SWPC MCP — space weather.
Free
NOAA Tides & Currents MCP.
Free
CMS NPI Registry MCP
Free
OpenFEC MCP — Federal Election Commission campaign finance data
Free
Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs
Free
FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…
Free
Open Food Facts MCP.
Free
OpenParliament.ca MCP — civic-tech mirror of the Parliament of Canada
Free
OpenWeather MCP — wraps the OpenWeatherMap API (openweathermap.org)
Free
OSRM MCP — routing via the public demo server
Free
OpenStreetMap Overpass MCP — programmatic queries against the OSM database
Free
Paraguay DNCP MCP — Paraguay government procurement / public contracts (keyless).
Free
Photon MCP — OSM geocoder
Free
PredictHQ MCP — wraps the PredictHQ Events API (predicthq.com)
Free
Radar MCP — wraps the Radar Geocoding / Search API (radar.com)
Free
Zillow Research MCP — housing market data from Zillow's public CSV dumps.
Free