Servers you connect to by URL — nothing to install. All 21 317 of them have a network address, which means their uptime can actually be measured: 17 587 answered our last handshake and 4 942 ask who you are first, most of them through a browser sign-in rather than a key. Checked every 15 minutes.
17 587 answering 4 942 ask who you are 95% on streamable-http 261 053 tools
Google Ads MCP Pack
Google Calendar MCP Pack
Google Drive MCP Pack
Government Auctions MCP — physical-asset auctions (surplus, seized, forfeited,
GOV.UK Content + Search APIs (every gov.uk page + full search)
Greenhouse MCP Pack — wraps the Greenhouse Harvest API v1
GreyNoise Community MCP — internet scanner classification (free tier with key)
HUD MCP — U.S. Department of Housing and Urban Development APIs.
Intercom MCP Pack — contacts, conversations, companies via OAuth.
IPMA Portugal MCP — weather, UV, sea state, and earthquakes from the
iTunes Search MCP — Apple's public catalog search
Jersey Open Data MCP — opendata.gov.je, the official statistics / open-data
Klaviyo MCP Pack — wraps the Klaviyo API for email marketing
L2BEAT MCP — Layer 2 ecosystem analytics
LeadConnector / GoHighLevel MCP Pack — wraps the GoHighLevel CRM for AI agents.
MalwareBazaar MCP — abuse.ch malware sample database (free, key required)
Medical codes MCP.
mercury-number MCP — wraps StupidAPIs (requires X-API-Key)
Minecraft profile lookups (UUID, profile, name history, blocked servers).
NASS MCP — USDA National Agricultural Statistics Service (Quick Stats)
Odoo MCP Pack — ERP/CRM via Odoo's external JSON-RPC API.
OpenFEC MCP — Federal Election Commission campaign finance data
OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)
OpenSea MCP — NFT marketplace data (v2 API)
OSRM MCP — routing via the public demo server
Outlook Mail (Microsoft 365) MCP Pack
PANGAEA MCP — earth + environmental science data publisher.
Pipedrive MCP Pack — wraps the Pipedrive REST API v1
Reactome biological pathway database
Rick and Morty MCP — wraps the Rick and Morty API (free, no auth)
RubyGems MCP — wraps the RubyGems.org public API (free, no auth)
SAM.gov MCP — Federal contract opportunities and entity registration data
SEO Backlinks MCP — backlink intelligence via DataForSEO Backlinks API
shakespeare-insult MCP — wraps StupidAPIs (requires X-API-Key)
Shopify MCP Pack — wraps the Shopify Admin REST API (2024-01)
tarot-draw MCP — wraps StupidAPIs (requires X-API-Key)
Transitland MCP — global GTFS aggregator
TVMaze MCP — TV show metadata, episodes, schedules (no auth)
Twilio MCP Pack — send SMS, list messages, make calls via Twilio REST API.
The Gazette — official UK public record: insolvencies, winding-up petitions, deceased estates
UKRI Gateway to Research (GtR) MCP — every grant awarded by the UK's seven
USAJOBS.gov MCP — US federal job postings
USDA Food Data Central MCP
Wikidata MCP — wraps Wikidata API (wikidata.org/w/api.php)
Wikipedia MCP — wraps Wikipedia REST API (free, no auth)
Zendesk MCP Pack — tickets, users, organizations via OAuth.
Pay-per-call SEO agent: keyword research, SERP analysis, on-page optimization. x402, USDC on Base.
WA permit rules (80+ cities, cited), parcel zoning, L&I license checks, Seattle cost estimates & ROI
Norwegian company intelligence: ownership, roles, financials, risk, KYC/AML/PEP (multi-source)
Scrape, crawl, map and extract the web. Pay per call in USDC, no account or API key.
Generate, edit, and export data-architecture diagrams from your AI. Column lineage, PNG in chat.
The family estate in full — what you hold, what you owe, and what it is exposed to.
Log workouts and meals by telling your AI. 873 exercises, muscle diagrams, food lookup.
Deterministic visual marketing engine. Your agent plans, renders, and posts on-brand campaigns.
Your own CRM, fully customizable and agent-driven. Start with contacts, companies and a sales pipeli
Wrapper for the official Tiflux API v2 (help desk and service desk): tickets with replies to the req
Search and run New Zealand tax, KiwiSaver, mortgage and property calculators
Source-graded registry of organizational measurement: constructs, priors, instruments, citations.
Public read-only demo of Netmon's network monitoring tools over a recorded snapshot.
Georgia (the country) — National Register of Immovable Cultural Heritage.
A living knowledge graph to read, think against, and leave a deposit in that outlives you.
Crypto and fiat on one double-entry ledger: sync wallets, reconcile, cost basis, audit-ready close.
Mobile-game ad creative intelligence across SDK ad networks: search, rankings, AI hook analysis.
Market research on European hosting and domains: ownership, structure, pricing, technology adoption.
Web extraction, OCR (Japanese-strong), invoice and company data for AI agents. x402, no API key.
Monero/Zcash payment webhooks + DeFi liquidation & Ethereum builder data over MCP. Free tier; x402.
AI Incident Database (AIID) MCP
EPA AirNow MCP — official US real-time AQI + forecast (free key)
AlphaFold DB MCP — predicted protein structures.
Amtrak MCP — live Amtrak train tracking via the community Amtraker API
BIS MCP — Bank for International Settlements statistics (no auth)
Books MCP — wraps Open Library API (free, no auth)
Chess.com MCP — wraps the Chess.com public API (free, no auth)
CISA Known Exploited Vulnerabilities catalog
Cleveland Museum of Art Open Access API (~63k artworks, many CC0)
CTA MCP — Chicago Transit Authority real-time trains ('L') + buses
dados.gov.pt MCP — Portugal's national open data portal.
DOAJ MCP — Directory of Open Access Journals
Docker Hub MCP — wraps the Docker Hub v2 API (free, no auth required for public data)
Dog CEO MCP — wraps Dog CEO's Dog API (free, no auth)
eCFR (Electronic Code of Federal Regulations) MCP.
Econdata MCP — wraps BLS (Bureau of Labor Statistics) public API v2
Encyclopedia of Life (EOL) — biodiversity taxa, names, hierarchies
Exchange MCP — wraps the Frankfurter currency exchange API (free, no auth)
MCP server for fcc-ecfs
Frankfurter MCP — wraps Frankfurter API (api.frankfurter.dev)
Funcheap (SF Bay Area) MCP.
NCI Genomic Data Commons (GDC) MCP.
Genius MCP — wraps the Genius API (api.genius.com)
Geoapify MCP — wraps the Geoapify Location Platform (geoapify.com)
GeoNames MCP — GeoNames geographical database API
Google Books MCP
Go module proxy — module info, versions, go.mod
IUPHAR/BPS Guide to PHARMACOLOGY (GtoPdb) MCP — keyless.
HAL — French national open research archive
IMDB MCP — title metadata, ratings, episodes, and crew from IMDB's
IPQualityScore MCP — wraps the IPQualityScore fraud-prevention API
iRail MCP — Belgian rail (SNCB/NMBS) real-time via the community iRail API
ISO Standards MCP — hosted.
Jikan MCP — wraps the Jikan v4 API (anime/manga data, free, no auth)
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.