Recently added agent tools.

Packagephobia MCP — install-size analysis for npm packages

PennDOT: quarterly EV, plug-in hybrid and total vehicle registrations by county and ZIP

Oyez SCOTUS MCP.

Oxylabs MCP — Oxylabs Web Scraper API (oxylabs.io)

OWID MCP — Our World in Data chart/indicator access (free, no auth)

OWASP MCP — keyless.

OpenStreetMap Overpass MCP — programmatic queries against the OSM database

data.overheid.nl MCP — the Netherlands national open-data portal (CKAN API).

Outlook Mail (Microsoft 365) MCP Pack

Outlook Contacts (Microsoft 365) MCP Pack

Outlook Calendar MCP Pack

OSV.dev — Google's open-source vulnerability database

OSV.dev (Open Source Vulnerabilities) MCP.

OSRM MCP — routing via the public demo server

OSHA MCP — US workplace-safety standards (29 CFR Chapter XVII, parts 1900–1990).

OSF (Open Science Framework, by the Center for Open Science) MCP.

ORCID public researcher records (works, employment, education)

Oregon DMV: live field-office wait times and office directory for all 60 offices

OQMD (Open Quantum Materials Database) MCP.

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

Openverse Creative-Commons image + audio search

Open Tree of Life MCP.

OpenTopography global DEM rasters + point queries (free key)

Open Topo Data — global elevation lookups (multiple DEM datasets)

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

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

OpenSky MCP — OpenSky Network API (free, no auth for anonymous access)

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

OpenSea MCP — NFT marketplace data (v2 API)

Routing, isochrones, matrix, snap, elevation, geocode via Openrouteservice.

OpenRouter Models MCP.

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

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

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

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

OpenHolidays MCP.

Open Food Facts — collaborative food product database

OpenFIGI — Bloomberg open financial-instrument symbology service

OpenFEMA MCP — US Federal Emergency Management Agency open data.

OpenFDA MCP — wraps the openFDA API (free, no auth required)

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

OpenDota MCP — Dota 2 open stats.

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

Opendatasoft (generic portal) MCP.

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

open.canada.ca — Canada national open-data catalogue (CKAN)

Open Collective public collective/transaction data

OpenCitations COCI — open-license citation index by DOI

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

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