MCP servers

Lusha MCP server for authorized business profile, usage, and buying-signal insights.

Read-only MCP tools to list and flag outstanding ERC-20, Permit2, and EIP-3009 auths

Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks

Dutch law via Ansvar Gateway. Cited, OAuth + paid tier.

French law via Ansvar Gateway. Cited, OAuth + paid tier.

Cited EU & global law, regulations & security frameworks via Ansvar Gateway. OAuth, free + paid.

German law via Ansvar Gateway. Cited, OAuth + paid tier.

Italian law via Ansvar Gateway. Cited, OAuth + paid tier.

Polish law via Ansvar Gateway. Cited, OAuth + paid tier.

Spanish law via Ansvar Gateway. Cited, OAuth + paid tier.

Swedish law + work env. via Ansvar Gateway. Cited, OAuth + paid tier.

CVE intelligence, STRIDE, OWASP test cases via Ansvar Gateway. Cited, OAuth + paid.

US federal + state law via Ansvar Gateway. Cited, OAuth + paid tier.

Counts blogs, authors, companies, and tickers in blog posts around a subject.

Counts forums, boards, authors, and countries in forum posts around a subject.

Resolve Farcaster casts to deep-link URLs for any supported Farcaster client app. No auth.

FoxAuth

foxauth

Administer a FoxAuth OAuth 2.1 / OpenID Connect server: projects, apps, users, keys and settings.

Author, validate, deploy, and operate Shodai on-chain agreements.

Official central-bank & tax-authority rates from 100+ sources. No API key needed to start.

Verification of signed records, plus an EU DPP check.

MAC Address Lookup

jasontally

Find the organization behind a MAC address or OUI prefix in the IEEE registries. No auth, no key.

Preview release of FusionAuth API MCP server

Security sidecar for MCP servers: 11 read-only control-plane tools for prompt-injection checks.

ButterCMS MCP by usefulapi

usefulapi

Read blog posts, authors, categories, tags, pages and collection items in ButterCMS.

Castle MCP by usefulapi

usefulapi

Investigate security events and manage the allow/deny lists an analyst acts on.

Mention MCP by usefulapi

usefulapi

Read alerts, mentions, authors, statistics and shares in Mention.

Tailscale MCP by usefulapi

usefulapi

Read devices, users, keys, ACLs and DNS for a tailnet; manage devices, routes and auth keys.

68k+ security-audited MCP skills + free agent trust layer: signed ATC cards, tool gating, audits.

Authenticated MCP for one family household: loved ones, members, and Family Inbox plaintext.

LovedOne Soft: clients, visits, notes, invoices, scheduling. API key or OAuth care_circle:write.

Swiss market prices for video games and consoles, with provenance. Read-only, OAuth 2.1.

No-auth: save a planned trip as a claimable itinerary, visa rules per passport, Schengen 90/180

First production Authority-MCP. W3C VC attested by Jassverband Schweiz.

Scorekeeper

scorekeeper

Create live scoreboards, connect with OAuth, and prepare checkout or Stripe CLI payments.

AurasPay Merchant MCP

auraspay

Review AurasPay merchant payments and prepare payment links with scoped OAuth and human approval.

Spain's company registry gazette (BORME): more than 9.6 million events since 2009. API key or OAuth.

MCP uptime, schema, auth, and SLA receipt monitoring.

DMCA.com Cases

dmca

DMCA.com cases. Your own token via Authorization: Bearer. No function key, no shared token.

Create, edit, validate, publish, and inspect Formasty forms and quizzes over authenticated MCP.