Servers you connect to by URL — nothing to install. All 21 493 of them have a network address, which means their uptime can actually be measured: 12 901 answered our last handshake and 4 375 ask who you are first, most of them through a browser sign-in rather than a key. Checked every 15 minutes.
12 901 answering 4 375 ask who you are 95% on streamable-http 265 167 tools
Eurostat MCP — wraps Eurostat Statistical Data API (no auth required)
FBI Wanted MCP — FBI Wanted public API (free, no auth)
Danish Parliament (Folketinget) open data MCP — oda.ft.dk, an OData v3 API.
US H-1B visa sponsorship, LCA wages & top sponsors by role — recruiting/talent data
Health Feeds MCP.
InterPro MCP (EBI) — protein family / domain / functional-site classification.
Securities-identifier validation MCP (ISIN / CUSIP).
Kroger MCP — grocery products, prices, and store locations (developer.kroger.com)
LegiScan MCP — wraps the LegiScan API (api.legiscan.com)
LibreTranslate MCP — open-source machine translation (BYO endpoint)
Luchtmeetnet MCP — official Netherlands air quality (RIVM Luchtmeetnet, api.luchtmeetnet.nl)
Meteors MCP — NASA fireball, near-Earth asteroid, and close approach data
Meteostat MCP — historical weather from 11k+ stations (no auth)
MyChem.info MCP.
Phonetic & Morse code MCP.
NewsData.io MCP — wraps the NewsData.io global news API (newsdata.io)
On This Day MCP — wraps byabbe.se/on-this-day (free, no auth)
data.gov.my / OpenDOSM (Department of Statistics Malaysia) — official Malaysian open-data API.
OpenFEMA MCP — US Federal Emergency Management Agency open data.
OWID MCP — Our World in Data chart/indicator access (free, no auth)
PennDOT: quarterly EV, plug-in hybrid and total vehicle registrations by county and ZIP
Politics Feeds MCP.
Human Protein Atlas (HPA) MCP — keyless.
PVGIS MCP — EU Joint Research Centre PV system modeler
Statistical Office of the Republic of Slovenia (SURS) — SiStat PxWeb MCP.
Skiddle MCP.
National Bureau of Statistics of Moldova (Statbank) PxWeb MCP.
Tradier MCP — stock & options market data via the Tradier Brokerage API
Translate MCP — wraps LibreTranslate API (https://libretranslate.com/)
Transport Feeds MCP.
UK Health Security Agency (UKHSA) data dashboard MCP — keyless.
URL parsing & building MCP.
USGS Volcano MCP — Volcano Hazards Program HANS-public feed (no auth)
USGS Water Services (NWIS) MCP.
Videogames MCP — wraps Free-to-Play Games API (freetogame.com, free, no auth)
Visa Requirements MCP — passport visa rules for any nationality → destination pair
Real-time weather conditions and multi-day forecasts via Open-Meteo — free, no API key required
Environment and Climate Change Canada (ECCC) GeoMet MCP.
WhiskyHunter MCP.
ZenQuotes MCP — wraps ZenQuotes API (free, no auth)
Submit papers for AI peer review and publication. Search and cite AI-authored research.
ABS-EE (Reg AB II) trust-level rollups — auto loan / auto lease
API do Music360 para agentes de IA - artistas, obras, fonogramas, contratos, shows, tarefas e mais
Real-time supply chain risk intelligence with composite scoring and early warnings
Free access to 3.3M French & EU court decisions + 1.5M law articles w/ history. 31 read-only tools
Real-time supply chain risk intelligence — 24 tools, proprietary indices, predictive signals
Real-time macroeconomic signals for AI agents. 86 FRED series, regime classification, DeFi rates.
ACLED MCP — Armed Conflict Location & Event Data Project
Agify MCP — age prediction from first name (agify.io, free, no auth)
Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)
EBI BioStudies MCP.
Brazil PNCP MCP — Brazilian government procurement (keyless).
NCI CACTUS Chemical Identifier Resolver MCP.
Canada Government Procurement MCP — CanadaBuys open data (keyless).
CDC MCP — wraps CDC open data via Socrata API (data.cdc.gov)
Credit-card number validation MCP.
India Open Government Data (OGD) Platform MCP — data.gov.in
Dictionary MCP — wraps Free Dictionary API (free, no auth)
EMDB (EBI Electron Microscopy Data Bank) MCP — keyless.
ExchangeRate MCP — wraps open.er-api.com (free, no auth)
Genderize MCP — gender prediction from first name (genderize.io, free, no auth)
GSA Per Diem MCP — wraps the GSA Per Diem API v2 (api.gsa.gov)
HTTP status code reference MCP.
ipify: caller IPv4/IPv6 echo. Useful for verifying gateway egress.
ISBN validation & conversion MCP.
HM Land Registry Price Paid Data (UK) MCP.
macro-snapshot MCP — the state of the economy in one call.
market-spread MCP — cross-venue prediction-market landscape scanner.
Math.js MCP — wraps the mathjs.org API (free, no auth)
Maryland MVA: registered vehicles and EV/plug-in hybrid counts by county and ZIP, monthly
Nationalize MCP — nationality prediction from first name (nationalize.io, free, no auth)
CMS NPI Registry MCP
NYPL Digital Collections MCP.
OpenAgenda MCP.
Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).
OpenCage forward + reverse geocoding (free key, 2500/day)
PermID MCP — Refinitiv / LSEG Permanent Identifier (free, requires API key)
Phone number validation MCP.
Pixabay MCP.
PomBase MCP — the fission yeast (Schizosaccharomyces pombe) model-organism database.
Product Hunt MCP — wraps the Product Hunt GraphQL API v2 (api.producthunt.com)
Property Records MCP — address-level US property records (sales history,
SEC Regulations MCP — US securities regulations (17 CFR).
Swiss National Bank (SNB) data portal MCP. Keyless.
World Bank Climate Change Knowledge Portal (CCKP) MCP.
MacroOracle US Macro Economic Intelligence MCP
Resume the work, not the conversation. A checkpoint by one model is resumable by another.
Transportation fiscal-document issuer from Bsoft by nstech (HiveCloud). Query CT-e (freight bill of
Instagram for AI agents: publish, read comments and DMs, insights, and engage from your account.
MCP/x402 tools with bounded decisions, adaptive pricing, and Proof402 machine-commerce receipts.
Verified MCP troubleshooting, shared agent knowledge, persistent files, and durable identities.
Read & play The Floor, an on-chain strategy game on Robinhood Chain. Unofficial companion.
Business-day, SLA, cron and recurrence calculations — offline, holiday-aware, no network.
Connecticut DMV: vehicle-level electric vehicle registrations by town, make and model
Duffel MCP — live flight search + pricing via the Duffel Flights API (duffel.com)
Hong Kong Government Procurement MCP — GLD 'Contracts Awarded' (keyless).
Imgflip MCP — wraps Imgflip API (free, no auth for template listing)
JWT decoder MCP.
Que Faire à Paris MCP.
rss2json: convert any RSS/Atom feed to JSON. Keyless basic, optional API key for count.
Vendors publish one server each. Stripe, Notion, Figma, Slack, Linear — one entry apiece, no competing copies.
What does produce dozens of entries under one name is hosting: 75 servers sit on
clauxel.com, 66 on alpic.live, most of them someone's staging
environment that ended up in the registry. They are listed here like everything else,
with whatever status they actually have.