MCP Catalog

IsinOfficial

Securities-identifier validation MCP (ISIN / CUSIP).

ISO StandardsOfficial

Look up ISO standards (27001, 42001, 9001): status, price, curated catalogue. Keyless.

Iso CodesOfficial

ISO country/language/currency/script code lookups (Debian iso-codes JSON)

Israel TendersOfficial

Israel Government Procurement MCP — public tenders & exemption contracts (keyless).

Iss NumberOfficial

iss-number MCP — wraps StupidAPIs (requires X-API-Key)

Istat ItOfficial

ISTAT (Istituto Nazionale di Statistica) MCP — Italy's national statistics

ItisOfficial

ITIS (Integrated Taxonomic Information System) MCP.

Itunes SearchOfficial

iTunes Search MCP — Apple's public catalog search

Japan LawOfficial

Japan Law MCP — Japanese national laws & ordinances via the e-Gov Law API.

Jargon TranslatorOfficial

jargon-translator MCP — wraps StupidAPIs (requires X-API-Key)

Jersey OpendataOfficial

Jersey Open Data MCP — opendata.gov.je, the official statistics / open-data

jikanOfficial

Jikan MCP — wraps the Jikan v4 API (anime/manga data, free, no auth)

Jina ReaderOfficial

Jina AI Reader/Search MCP — turn any URL into clean LLM-ready markdown, plus web search.

JiraOfficial

Jira MCP Pack

JishoOfficial

Jisho.org Japanese-English dictionary MCP (keyless).

jokesOfficial

Jokes MCP — wraps JokeAPI v2 (free, no auth)

Jpl SsdOfficial

NASA/JPL Solar System Dynamics + CNEOS MCP.

JsdelivrOfficial

JSDelivr Data API MCP

JsonOfficial

JSON tools MCP.

JsonplaceholderOfficial

JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)

JsonschemaOfficial

JSON Schema validation MCP.

JwtOfficial

JWT decoder MCP.

KalshiOfficial

Kalshi MCP — US-regulated prediction-market data (no auth on public reads).

KeggOfficial

KEGG REST MCP — Kyoto Encyclopedia of Genes and Genomes.