Knowledge & Memory

DiceBear MCP — wraps DiceBear Avatar API v7 (free, no auth)

Number & currency formatting MCP.

Photon MCP — OSM geocoder

Pennsylvania Consolidated Statutes — state statutes by citation.

Radio MCP — wraps Radio Browser API (free, no auth)

RDAP MCP — Registration Data Access Protocol via IANA bootstrap.

Peppol participant lookup (SML + SMP + Peppol Directory).

Narodowy Bank Polski (National Bank of Poland) Web API MCP. Keyless.

Phonetic & Morse code MCP.

MobilityData's open catalogue of public-transport feeds — ~4,500 GTFS schedule feeds and ~1,900…

PhishTank MCP — wraps PhishTank API (checkurl.phishtank.com)

WorldPop 100 m gridded population estimates from the University of Southampton — total population…

USGS The National Map (TNM) Access API MCP

USITC IDS (Investigations Database System, ids.usitc.gov) — the CASE record for Section 337…

NCBI Datasets — the US National Library of Medicine's genome, gene and taxonomy reference service…

SportsDataIO MCP — wraps SportsDataIO's Big-Six sports data API (sportsdata.io)

Armed-conflict deaths, active wars and violence events from the Uppsala Conflict Data Program…

Vessel Tracking — live worldwide ship positions from AIS.

EPA Regulations MCP — US Environmental Protection Agency regulations (40 CFR).

NCI Thesaurus concepts and the other cancer-research vocabularies served by NCI Enterprise…