MCP servers (7525)
HTTP 413 payload-too-large
Meaning of HTTP 413.
HTTP 418 teapot
Meaning of HTTP 418.
HTTP 422 unprocessable
Meaning of HTTP 422.
HTTP 504 gateway-timeout
Meaning of HTTP 504.
HTTP 511 network-auth
Meaning of HTTP 511.
HTTP Headers Analyzer API
HTTP header analysis — security headers, cache, server detection. x402 micropayment.
HTTP-date IMF-fixdate shape, value discarded
HTTP-date IMF-fixdate shape, value discarded
HZ ~{ ~} frame count, input discarded
HZ ~{ ~} frame count, input discarded
HackMyIP — no-key IP intelligence
Free no-key IP intelligence: geolocation, VPN detection, DNS, WHOIS, blacklists, breach checks
Hacé Cuentas — Free Calculators
Free calculators as MCP tools: finance, taxes, health, units, dates. Search, fetch & compute.
Hal Fr
HAL (Hyper Articles en Ligne) MCP — French national open research archive.
HallucC — Hallucination & Safety Guardian
Fact-check LLM outputs with cited sources. API key: aihcc.cloud/keys.
HasData Google Hotels
Google Hotels search: rates, ratings, amenities and what each booking site charges, as JSON.
Hash Generator API
Cryptographic hashing — MD5, SHA1, SHA256, SHA512, bcrypt. x402 micropayment.
Hashids alphabet shape, value discarded
Hashids alphabet shape, value discarded
Heading level 1-6 shape
Heading level 1-6 shape
Heard
Let cloud agents talk to you: progress updates spoken on your Mac, and replies you send back.
Heard Friends
Your coding agents' hours this month, your friends board, and invites you approve.
HebrewCore by baba Hebrew
Hebrew translation that keeps prices, names and dates exact, RTL display, nikud, clinical Hebrew.
Helm MCP
Give your AI assistant access to real Helm chart data. No more hallucinated values.yaml files.
Helm chart.yaml name shape, body discarded
Helm chart.yaml name shape, body discarded
Helm chart.yaml name shape, body discarded
Helm chart.yaml name shape, body discarded
Hex key length band, value discarded
Hex key length band, value discarded
HeyYumi
Find & book real Korean restaurants in any language, in-chat. Seoul, Gyeonggi, Busan, Jeju.
Hiberden
Read and verify your local media archive's 3-2-1 coverage across tape, disk, NAS, and cloud.
HighwayHash 64 hex, input discarded
HighwayHash 64 hex, input discarded
Hispanic Legacy
Spain's contributions to world science, exploration and culture, rigorously sourced
Histórico Veicular Nacional
History of vehicles linked to a CPF or CNPJ nationwide. Platform-hosted, no credentials, pay per que
Histórico Veicular SP
History of vehicles linked to a CPF or CNPJ in the state of São Paulo. Platform-hosted, no credentia
Hitsteps Analytics and Operations
AI access to Hitsteps analytics, live visitors, uptime, goals, alerts, and chats.