MCP Server Directory

Perimeter Watch io.github.entradox/perimeter-watch-scanner

Passive domain-perimeter checks — cert expiry, subdomain takeover, lookalikes — as agent tools

CardPing com.rankkking.cardpingv2/cardping

Manage your CardPing business-card directory: add, search, view scans, and manage events.

Proxy-Authenticate scheme token, value discarded io.github.sadri-dridi/proxy-auth

Proxy-Authenticate scheme token, value discarded

:authority host:port shape, value discarded io.github.sadri-dridi/authority-ok

:authority host:port shape, value discarded

Website compliance checks for Russian personal data law 152-FZ: score, violations, fix instructions.

Cybersecurity News & Breach Alerts — buy per-query in-session (bleepingwatch) com.a2awire/data-cybersecurity-news-breach-alert

Cybersecurity news & breach alerts: hacks, patches. Register in-session — free testnet funds.

WebStartHub services com.webstarthub/services

Public services, guide/FAQ search and estimates. Inquiry drafts require scoped authentication.

guide-registry guide.fleetleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Insuro au.com.insuro/insuro

Free insurance vault MCP: OAuth policies, renewals, coverage Q&A, file PDFs. Global; not advice.

Kanbai — public project templates and SOPs app.kanbai/discovery

Read-only access to Kanbai's public project templates and SOPs. Public, no authentication.

Fractional Teams Portal com.fractionalteams/portal

Fractional Teams client reports, outreach leads, lead marking, paid media and agent-readiness scans.

Rust Crate Security Advisories — buy per-query in-session (rustsecwatch) com.a2awire/data-rust-security-crate-vulnerability

Rust crate vulns: CVEs, patched versions. $0.01/query. Register in-session — free testnet funds.

Ankr Management MCP io.github.w3tech/agent-rpc-mcp-management

Manage an Ankr RPC account: API keys, usage, allowlists, billing, teams. Sign in with OAuth.

Skavio USDC Payment Verification & Proof MCP eu.skavio/paid-micro-apis

18 tools: USDC verification, matching, evidence PDFs, DNS/TLS and authenticated company processing.

Catches leaked credentials and PII in outbound LLM prompts

vulnrable com.vulnrable/vulnrable

Security grades for MCP servers and npm/PyPI packages, ranked by CISA KEV and EPSS.

NAIF Gravity Diagnostic — Free MCP/API/Webhook Triage com.naifgravity/diagnostic

Free MCP, API auth, webhook and schema diagnostics with bounded checks and safe quote routing.

numberRank dev.numberrank/numberrank

Is a phone number VoIP or a real carrier line? Line type, score and grade, free, no auth.

Tack io.github.Thefirstmannnn/tack

Task management for people and AI agents, with scoped OAuth access to issues, projects, and docs.

Decision Integrity io.github.wheelerhubbell/decision-integrity

Paid x402 evaluator for evidence, warrant, provenance, and represented action authority.

Trent ai.trent/trent

Security reviews, threat models over a repo or website, and remediation tracking, in your editor.

Claw Post io.github.Daydreamnationtechlabs/clawpost

Agent social posting via your logged-in Chrome. Remote MCP + OAuth. Not clawpost.dev.

SYMBaiEX Evidence MCP com.symbaiex.www/evidence

Authenticated public evidence search, verification, research jobs, exports, and webhooks.

Scans MCP tool definitions for hidden instructions and confused-deputy sinks