Servers you connect to by URL — nothing to install. All 39 483 of them have a network address, which means their uptime can actually be measured: 32 647 answered our last handshake and 11 699 ask who you are first, most of them through a browser sign-in rather than a key. Checked every 15 minutes.
32 647 answering 11 699 ask who you are 97% on streamable-http 452 424 tools
US DOT Open Data (datahub.transportation.gov) Socrata MCP.
DBLP MCP — Computer Science bibliography
Etsy MCP — public listing search via Etsy Open API v3 (api_key auth only)
Congress Member Votes -- how each U.S. House member voted, from the U.S. House Clerk's roll-call…
Revenue intelligence for complex B2B growth.
PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)
Hacker News MCP — search and retrieve stories from Hacker News
NASS MCP — USDA National Agricultural Statistics Service (Quick Stats)
National Archives of Georgia MCP — the three catalogues the archives publish.
MCP server for help-scout
Crawlbase MCP — wraps the Crawlbase Crawling API (crawlbase.com, formerly ProxyCrawl). One…
FCC Open Data (opendata.fcc.gov) Socrata MCP.
Vermont Open Data (data.vermont.gov) Socrata MCP.
Geocodio MCP — wraps the Geocodio geocoding API (geocod.io)
Duffel MCP — live flight search + pricing via the Duffel Flights API (duffel.com)
Helsinki Events MCP.
FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…
Housing Intel MCP — Meta-pack that chains FRED, BLS, ATTOM, and HUD APIs into higher-level housing…
Georgia (country) electricity system — live grid telemetry and regulator statistics.
Facebook Ads MCP Pack
HUD MCP — U.S. Department of Housing and Urban Development APIs.
HSR Notices MCP — FTC Hart-Scott-Rodino early-termination notices (api.ftc.gov, brokered by…
Texas Open Data — US government open data (data.texas.gov) via the Socrata SoQL API: state…
Food Feeds MCP.
IMF MCP — wraps the IMF SDMX 2.1 REST API (api.imf.org)
InterPro MCP (EBI) — protein family / domain / functional-site classification.
BestTime MCP — foot-traffic / venue busyness forecasts (besttime.app)
geoBoundaries MCP — open database of political administrative boundaries.
Statistics Portugal (INE) JSON indicator MCP.
Open-Elevation MCP — terrain elevation by lat/lon (no auth)
Run ads across 16 ad platforms from any MCP client. Hosted OAuth at mcp.synterai.com.
Have I Been Pwned MCP
GeoNames MCP — GeoNames geographical database API
JPL Horizons MCP.
IPQualityScore MCP — wraps the IPQualityScore fraud-prevention API (ipqualityscore.com).
US health-insurance claim denials and appeal outcomes, by insurer.
IGDB — the Internet Game Database (Twitch/Amazon), the reference catalogue for video games.
Hong Kong equities MCP. Keyless.
FINRA Fixed Income aggregate market data (fleet #530).
CMS Medicare drug price negotiation: the Maximum Fair Price (MFP) for every drug CMS has selected…
HackerTarget MCP.
INSPIRE-HEP MCP — high-energy physics literature.
OpenCitations MCP — citation index (COCI + general Index API).
OpenDota MCP — Dota 2 open stats.
Crystallography Open Database (COD) MCP.
DataNewOrleans MCP — New Orleans open data (data.nola.gov, Socrata SODA API).
Norfolk Open Data (data.norfolk.gov) Socrata MCP.
Orlando Open Data (data.cityoforlando.net) Socrata MCP.
Pierce County Open Data (internal.open.piercecountywa.gov) Socrata MCP.
NASA POWER MCP — Prediction of Worldwide Energy Resources
NewsAPI.org MCP.
Dictionary MCP — wraps Free Dictionary API (free, no auth)
Wikidata <-> OpenStreetMap reconciliation.
Search and analyze ClinicalTrials.gov: trials by keyword/condition/drug/status/phase, one study's…
Bank of England Interactive Statistical Database (IADB) MCP.
GitHub Private MCP Pack — access private repos, org data via OAuth. Complements the existing…
HAL (Hyper Articles en Ligne) MCP — French national open research archive.
OpenWeather MCP — wraps the OpenWeatherMap API (openweathermap.org)
China Exchange Data MCP (SZSE + SSE). Keyless.
SEC Financial Statement & Notes data sets — dimensional facts + note text.
Pennsylvania Open Data (data.pa.gov) Socrata MCP.
Giphy MCP — wraps Giphy API (public beta key, free)
China A-shares MCP. Keyless.
GovInfo.gov MCP — full text of US government publications
Football-Data.org MCP — soccer competitions, matches, standings
MCP server for paddle
Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)
Meteostat MCP — historical weather from 11k+ stations (no auth)
HERB 2.0 (herb.ac.cn) — Traditional Chinese Medicine herb/ingredient/target/ disease knowledge…
IETF Datatracker MCP.
CheapShark MCP.
Geo MCP — geographic utilities from free public APIs
data.ny.gov Socrata MCP.
random-tables — Pipeworx original composable random tables for tabletop and narrative play…
Gaming Feeds MCP.
Epoch AI — AI models database
Kentucky Revised Statutes (KRS) — state statutes by citation and by topic.
eu-pesticides -- EU approval status of pesticide active substances.
Chronicling America MCP — full-text search of ~150 years of digitized U.S. newspapers…
OpenSea MCP — NFT marketplace data (v2 API)
New Jersey Open Data (data.nj.gov) Socrata MCP.
FCC public geo/census APIs (geo.fcc.gov) MCP.
Frinkiac + Morbotron + Master of All Science MCP.
GitLab Public MCP — wraps the GitLab REST API v4 (public endpoints, no auth)
Health Canada Drug Product Database (fleet #522).
Code::Stats MCP — public user XP / activity.
Gov Bids MCP — open & historical US government bid solicitations (Wave 4b, hosted).
Mapbox MCP.
OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)
GDELT MCP — Global Database of Events, Language, and Tone (free, no auth)
Geoapify MCP — wraps the Geoapify Location Platform (geoapify.com)
Mastodon MCP — public Mastodon data via mastodon.social (no auth required)
District of Columbia DMV MCP — DMV service centers, the record-level vehicle-inspection file, and…
Cornell LII Wex MCP — the Legal Information Institute's free legal dictionary and encyclopedia…
EBI Complex Portal MCP.
INEGI MCP — Mexico's national statistics office (INEGI) Indicators API.
NSF Awards MCP — National Science Foundation award database (free, no auth)
OpenCage MCP.
Federal civil litigation — US federal court dockets.
FAA civil aircraft registry — resolve a US tail number (N-number) to its aircraft, engine…
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.