MCP servers (19628)
HTTP 422 unprocessable
Meaning of HTTP 422.
HTTP 428 precondition-required
Meaning of HTTP 428.
HTTP 431 header-fields-too-large
Meaning of HTTP 431.
HTTP 500 internal-error
Meaning of HTTP 500.
HTTP 503 unavailable
Meaning of HTTP 503.
HTTP 504 gateway-timeout
Meaning of HTTP 504.
HTTP 511 network-auth
Meaning of HTTP 511.
HTTP status class 1xx-5xx
HTTP status class 1xx-5xx
HTTP-date IMF-fixdate shape, value discarded
HTTP-date IMF-fixdate shape, value discarded
HZ ~{ ~} frame count, input discarded
HZ ~{ ~} frame count, input discarded
HZ-GB ~{ ~} frame, input discarded
HZ-GB ~{ ~} frame, input discarded
HackMyIP — no-key IP intelligence
Free no-key IP intelligence: geolocation, VPN detection, DNS, WHOIS, blacklists, breach checks
Hackernews
Hacker News MCP — search and retrieve stories from Hacker News
Hackertarget
HackerTarget MCP.
HaggleBoard
Free, open request-and-offer board for AI shopping agents: post a need, get offers. Demo sellers.
Hagstofa Is
Statistics Iceland (Hagstofa Íslands) PxWeb MCP. Keyless.
Hagstova Fo
Statistics Faroe Islands (Hagstova Føroya) PxWeb MCP.
Hal Fr
HAL (Hyper Articles en Ligne) MCP — French national open research archive.
Halal or Not
Is it halal? Food, medicines, stocks, funds and crypto, with a verdict for each of the four schools.
HallucC — Hallucination & Safety Guardian
Fact-check LLM outputs with cited sources. API key: aihcc.cloud/keys.
Hands for Agents
Human-operated physical world in the EU: make, assemble, measure, verify, ship.
Harbor Crew Cross-Chain Report
Paid read-only reports for 1–5 EVM addresses across four networks; 0.02 supported stablecoin direct.
Harris County
Harris County (TX) District Clerk civil dockets — every civil case filed in
HasData Google Flights Deals
A plain-language trip description becomes dated flight deals with prices and booking links.
Hashids alphabet charset, value discarded
Hashids alphabet charset, value discarded
Hashids alphabet shape, value discarded
Hashids alphabet shape, value discarded
Hathitrust
HathiTrust Bibliographic API MCP.
HaveIBeenPwned k-prefix shape, value discarded
HaveIBeenPwned k-prefix shape, value discarded
Heading level 1-6 shape
Heading level 1-6 shape
Heading level 1-6 shape
Heading level 1-6 shape