MCP Server Directory

Horizon Brand Authority MCP com.horizonmedia/brand-authority

Grounded Horizon Media brand Q&A for AI assistants. Authenticated MCP; brand_authority_query.

Security Intel MCP com.datakoot/cve-vulnerability-lookup

CVE lookups (NVD) and dependency-manifest audits (OSV) for AI agents. No API keys.

CISA Cybersecurity & ICS Advisories — buy per-query in-session (cisaalerts) com.a2awire/data-cisa-advisory-ics-security-alert

CISA advisories & ICS alerts: new CVEs, remediation. Register in-session — free testnet funds.

Security Recipes io.github.stevologic/security-recipes

Read-only CVE intelligence, remediation playbooks, and agent setup guides. Not a scanner.

MCP gateway for controlled SSH access with per-client auth, command policies, and audit logging.

MarginGlow AI Signal com.marginglow/signal

Evidence-backed opportunity intelligence for small businesses, built for authorised AI agents.

MCP Auth Preflight us.inversolabs/mcp-auth-preflight

Preflight MCP OAuth compatibility with structured evidence and remediation guidance.

Dependency Vulnerability Tracker — package security advisories ($0.01/query) com.a2awire/data-dependency-vulnerability-malicious-package-security

Dependency vulns & malicious-package advisories. Register in-session — free testnet funds.

MCP security scanner: detect tool poisoning, prompt injection & rug-pulls - 10 OWASP heuristics.

Free web tools for AI agents: HTML to Markdown, compliance scan, page profile, security headers.

FieldRobin com.fieldrobin/fieldrobin

Authenticated FieldRobin workspace tools, including scope-authorized customer and job creation.

Kadent Scan so.kadent/kadent-scan

Free, read-only security scanner for remote MCP servers, before you connect them.

One's Vibe app.onesvibe/search

Search a curated gallery of live, tryable AI-built products for prior art. Read-only, no auth.

Freysa Security dev.freysa.economic-agent-369/freysa-intelligence

Security intelligence for AI agents. 27 x402 endpoints: honeypot, forensics, CAPTCHA, preflight.

Hacker Bob public records io.github.bobnetsec/hacker-bob-public-records

Read-only public CVE records, capability metadata, and agent instructions from Hacker Bob.

isMalicious threat intelligence for AI agents com.ismalicious/mcp-server

Reputation for IPs, domains, URLs, hashes, emails, phones; CVEs; injection and email scans

Insuro au.com.insuro/insuro

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

ERC-8126 Scan uk.co.cybercentry/erc-8126-scan

378k+ ERC-8004 agents and their security verifications. Two tools free, the rest USDC over x402.

Local MCP server for isolated, evidence-backed GDWEB design analysis and web search.

Control plane MCP that dedups scanner output, rate-limits hosts, and runs non-destructive proofs.

webPosto io.github.mcp-dir/webposto-mcp

webPosto ERP (management for gas stations and convenience stores) via session capture with your auth

CIGAM io.github.mcp-dir/cigam-mcp

CIGAM ERP (management for industry, retail and franchises) via session capture with your authorizati

Verify food-service facilities against supported regulator records.

Calaf Seed Tools ai.calaf/seeds

Author and validate Calaf workspace seeds against the app's real importer. No account needed.