Recently added agent tools.

Lichess public API: players, ratings, eval, tablebase, opening explorer

Open-source licenses MCP (SPDX).

LibriVox public-domain audiobooks (~17000 titles in dozens of languages)

LibreTranslate MCP — open-source machine translation (BYO endpoint)

Library of Congress (loc.gov) MCP — the world's largest library.

Lens.org patent + scholarly search (free academic key required)

Lemmy MCP — public reads on any Lemmy instance.

legislation.gov.uk MCP — the UK's official legislation database.

LegiScan MCP — wraps the LegiScan API (api.legiscan.com)

LeetCode public profiles, solved counts, daily question, problem detail.

LeadConnector / GoHighLevel MCP Pack — wraps the GoHighLevel CRM for AI agents.

Law Feeds MCP.

Launches MCP — wraps Launch Library 2 API (ll.thespacedevs.com, free, no auth)

Launch Library 2 MCP — global rocket launch data

Validate LatAm IDs: Mexican CLABE, Brazilian CNPJ/CPF checksums + BrasilAPI company/CEP/bank lookups

Last.fm artist/album/track metadata (free API key required)

HM Land Registry Price Paid Data (UK) MCP.

Land Price Japan MCP — official Japanese land prices (地価公示 / 地価調査)

L2BEAT MCP — Layer 2 ecosystem analytics

Kroger MCP — grocery products, prices, and store locations (developer.kroger.com)

Kraken keyless public market: time, status, assets, pairs, ticker, OHLC, depth, trades.

Kolada (RKA) MCP — Sweden's municipal & regional key-performance-indicator (KPI) database.

Klaviyo MCP Pack — wraps the Klaviyo API for email marketing

Kitsu anime + manga catalogue (JSON:API)

KEGG REST MCP — Kyoto Encyclopedia of Genes and Genomes.

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

JWT decoder MCP.

JSON Schema validation MCP.

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

JSON tools MCP.

JSDelivr Data API MCP

NASA/JPL Solar System Dynamics + CNEOS MCP.

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

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

Jira MCP Pack

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

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

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

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

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

iTunes Search MCP — Apple's public catalog search

ITIS (Integrated Taxonomic Information System) MCP.

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

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

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

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

ISO Standards MCP — hosted.

Securities-identifier validation MCP (ISIN / CUSIP).

SANS Internet Storm Center (ISC) MCP.

ISBN validation & conversion MCP.