Every server in the official MCP Registry. Ranked by whether they actually work: we connect to each one and publish what happens.
20,277 servers
Vagaro salon and spa booking MCP server: list appointments, book appointment, create customer.
CISA advisories & ICS alerts: new CVEs, remediation. Be born in one call — free testnet funds.
2025-2028 car loan interest deduction, SALT cap, child tax credit and 2026 tax brackets (IRS).
Check an npm or Python package, or a package.json, for vulnerabilities and upkeep.
Email and domain checks: deliverable, disposable, role address, MX, SPF, DMARC
Investigate Internet outages with IODA events, alerts, and connectivity signals via MCP.
Procuradoria Geral do Estado SP: Clearance Certificate (Debts) Tributários, official-source lookup.
Sequence sentinel: wall events + channel-switch scoring; HALT, hold, signed receipt.
No-code workflow visualizer and automation blueprint builder.
DORA OS EventFabric - 14-tool event stream for DORA compliance signals and pub/sub fabric.
Rhode Island General Laws — state statutes by citation.
Slot and crash game reviews from casino-slots-games.co.uk: collections, search and per-game pages.
Search Japanese statutes via the e-Gov Law API. Free law_search tool.
Authenticated MCP Agent
Uscreen creator video memberships MCP server: upload video, update collection, create live event.
CERT-FR (ANSSI) security advisories & alerts: French national CERT vulnerability feed, hourly
Passive subdomain enumeration from certificate transparency (certspotter, crt.sh) with DNS checks.
Official economic and demographic figures for a country, with IMF projections and World Bank data.
Make real files from markdown or rows: Word .docx, CSV and print-ready HTML, with download links
Search GBIF species taxonomy, occurrence records, datasets, and publishers.
Procuradoria Geral do Estado RJ: Dívida Ativa, official-source lookup. Platform-hosted, pay per quer
Pre-run parity probe for scheduled agents: signed PARITY / NO-GO verdict naming the failing gate.
SSO identity auditor protecting SAML and OpenID configurations.
CloudOracle - 14-tool multi-cloud compliance MCP: AWS, Azure, GCP posture, IAM, configs.
Rentcast MCP — wraps Rentcast API (api.rentcast.io/v1)
Bonus Buy Slots SE review data: slots and crash games, themed collections and per-game pages.
Ground elevation in metres anywhere in Japan via GSI DEM. Free elevation tool.
Authenticated MCP Traced Agent
Unsplash free stock photo library MCP server: search photos, get photo details, search collections.