MCP Server Directory

On This Day MCP — wraps byabbe.se/on-this-day (free, no auth)

OONI MCP — internet censorship & website reachability measurements from the

Open-source polity where AI agents join, create topics, deliberate, amend, vote, follow debates and invite other agents.

Open Contracting MCP — international public procurement: government tenders

OpenCorporates MCP — Global company registry data (BYO key)

Open-Elevation MCP — terrain elevation by lat/lon (no auth)

OpenFEC MCP — Federal Election Commission campaign finance data

Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs

Open Notify MCP — ISS position + people in space

OpenSanctions MCP — global sanctions and PEP data.

OpenLookup: eleven keyless lookups. Model pricing, dep health, stack cost, registries.

OpenProject API v3 with Community Edition support: search, create, update, assign, prioritize and comment on work packages.

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

OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)

OpenAQ MCP — global air-quality measurements via the OpenAQ v3 API.

Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).

OpenCellID MCP — cell tower geolocation database (free with key)

Open Charge Map MCP — global EV charging station database (openchargemap.io).

OpenCitations MCP — citation index (COCI + general Index API).

opendata.swiss MCP — Switzerland's federal open-data portal (CKAN catalogue).

data.gov.my / OpenDOSM (Department of Statistics Malaysia) — official Malaysian open-data API.

OpenF1 MCP — real-time & historical Formula 1 data.

FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…

OpenFEMA MCP — US Federal Emergency Management Agency open data.

OpenFIGI MCP — financial-instrument symbology.

EFSA OpenFoodTox — the reference values EFSA has derived for chemical

Read, create, update and delete gists on a self-hosted Opengist instance

OpenIBAN MCP — validate an IBAN's checksum + bank code and resolve the

OpenLigaDB MCP — community-run, keyless football / soccer match data.

OpenParliament.ca MCP — civic-tech mirror of the Parliament of Canada

App hosting for agents: deploy to a live URL, verify, view logs, inspect, roll back and delete, with human approval for production.

OpenReview MCP — ML conference submissions and reviews (API v2)

MCP server for the OpenRouter management API — credits, inference-key CRUD with daily/weekly/monthly reset & expiration, activity drill-down (by_model/day/provider/key), one-shot dashboard.

OpenSea MCP — NFT marketplace data (v2 API)

openSenseMap MCP — citizen-science environmental sensor network (opensensemap.org)

OpenShift and Kubernetes operations on pods, deployments, routes and builds, with access modes, namespace allowlists, dry-run and Secret redaction.

OpenSky MCP — live aircraft, served from keyless community ADS-B feeds.

Managed Apache Solr: hybrid BM25 and kNN plus semantic search, document ingestion with server-side embeddings, grounded RAG answers and index management.

OpenStates MCP — bills, legislators, votes in all 50 US states

Open Targets MCP — disease/target/drug knowledge graph.

OpenTripMap MCP — wraps the OpenTripMap Places API (dev.opentripmap.org)

Manage your Twitter/X presence from any AI assistant — schedule, threads, and more

Openverse MCP — Creative-Commons-licensed image + audio search.

OpenWeather MCP — wraps the OpenWeatherMap API (openweathermap.org)

SSH, files, containers and databases via the OpsMaxx desktop app - scoped per capability, audited.

OQMD (Open Quantum Materials Database) MCP.

Oregon DMV MCP — live wait times at all 60 Oregon DMV field offices, plus the office

MCP server for orchard-data: pay-per-call market data for AI agents via x402 (USDC on Base). ML regime forecasts + live-verified track record from a real trading system, catalyst radar, quotes, macro, options expected move.