Model Context Protocol servers that extend AI capabilities
open.canada.ca — Canada national open-data catalogue (CKAN)
Generic Opendatasoft portal client (3000+ public OpenDataSoft instances)
OpenFIGI — Bloomberg open financial-instrument symbology service
Open Food Facts — collaborative food product database
OpenParliament.ca MCP — civic-tech mirror of the Parliament of Canada
OpenReview MCP — ML conference submissions and reviews (API v2)
Routing, isochrones, matrix, snap, elevation, geocode via Openrouteservice.
OpenSea MCP — NFT marketplace data (v2 API)
OpenStates MCP — bills, legislators, votes in all 50 US states
Open Targets disease/target/drug knowledge graph (GraphQL)
Open Topo Data — global elevation lookups (multiple DEM datasets)
OpenTopography global DEM rasters + point queries (free key)
Openverse Creative-Commons image + audio search
ORCID public researcher records (works, employment, education)
OSV.dev — Google's open-source vulnerability database
OpenStreetMap Overpass MCP — programmatic queries against the OSM database
Packagist MCP — PHP / Composer package registry
Pirate Weather forecast API (Dark Sky-compatible). Free key required.
Go modules MCP — wraps proxy.golang.org
PLOS journals — Solr-backed full-text search across all PLOS OA content
Polygon.io stock/options/crypto: tickers, aggregates, news, splits, dividends.
PubChem MCP — NIH chemistry compound database (no auth)
Mozilla Public Suffix List — eTLD parser (cached 24h)
PVGIS MCP — EU Joint Research Centre PV system modeler