Recently added agent tools.

DataDallas MCP — Dallas open data (www.dallasopendata.com, Socrata SODA API).

Cook County Open Data (datacatalog.cookcountyil.gov) Socrata MCP.

Connecticut open data via Socrata SoQL — agencies, public health, education, transport.

Colorado open data via Socrata SoQL — business, government, health, demographics.

NYC open data via Socrata SoQL — 311, transport, housing, permits, crime, health.

City of Chicago Socrata open-data portal

DataCincinnati MCP — Cincinnati open data (data.cincinnati-oh.gov, Socrata SODA API).

Centre-Val de Loire Open Data (data.centrevaldeloire.fr) — OpenDataSoft MCP.

DataCambridge MCP — Cambridge open data (data.cambridgema.gov, Socrata SODA API).

DataCalgary MCP — Calgary open data (data.calgary.ca, Socrata SODA API).

Brussels Open Data (opendata.bruxelles.be) — OpenDataSoft MCP.

DataBoston MCP — City of Boston open data (data.boston.gov, CKAN API).

Bloomington Open Data (data.bloomington.in.gov) Socrata MCP.

Baton Rouge Open Data (data.brla.gov) Socrata MCP.

DataBaltimore MCP — Baltimore open data (data.baltimorecity.gov, ArcGIS REST API).

DataAustin MCP — Austin, TX open data (data.austintexas.gov, Socrata SODA API).

DART — Korea's Data Analysis, Retrieval and Transfer System.

dane.gov.pl — Poland's national open data portal (Otwarte Dane).

DailyMed MCP — FDA Structured Product Labels via NLM

dados.gov.pt MCP — Portugal's national open data portal.

Dad Jokes MCP — wraps icanhazdadjoke.com (free, no auth)

Czech Statistical Office (Český statistický úřad, ČSÚ) open-data MCP.

CVR — Det Centrale Virksomhedsregister (Danish Central Business Register) MCP.

Currents MCP — wraps the Currents API (currentsapi.services)

Number & currency formatting MCP.

CTA MCP — Chicago Transit Authority real-time trains ('L') + buses

Connecticut DMV: vehicle-level electric vehicle registrations by town, make and model

CSV <-> JSON MCP.

Ireland Central Statistics Office (CSO) PxStat MCP.

Crystallography Open Database (COD) MCP.

CryptoCompare prices, OHLC history, social stats, news, exchanges.

Crypto Fear & Greed Index MCP.

Crypto Feeds MCP.

Crypto MCP — cryptocurrency prices and currency conversion

Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)

Crontab expression MCP.

Cricket MCP — wraps CricAPI (api.cricapi.com) for live cricket data.

Credit-card number validation MCP.

Checksum MCP — CRC-32 & Adler-32.

Crawlbase MCP — wraps the Crawlbase Crawling API (crawlbase.com, formerly

Crates.io MCP — wraps the crates.io REST API v1 (free, no auth)

CPSC MCP — US consumer-product safety recalls (CPSC, free, no auth).

CourtListener MCP — Free Law Project's CourtListener API (free, no auth required for basic access)

CountryStateCity MCP — wraps CountryStateCity API (api.countrystatecity.in/v1)

Countries MCP — world country data from REST Countries API v3.1

could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)

corporate-apology MCP — wraps StupidAPIs (requires X-API-Key)

Coresignal MCP — LinkedIn-adjacent company + employee data (coresignal.com)

Coordinate geometry MCP.

conspiracy-theory MCP — wraps StupidAPIs (requires X-API-Key)