MCP Server Directory

io.github.ofershap/dns

MCP server for DNS lookups, reverse DNS, WHOIS, and domain checks — zero auth, zero config

Stablecoin Yield Index (SYX) and live USDC vault APYs across Ethereum, Base, Arbitrum.

io.github.onelogin/onelogin-mcp

MCP server for OneLogin API - manage users, apps, roles, and authentication

Rick And Morty

Rick and Morty MCP — wraps the Rick and Morty API (free, no auth)

1,451 security controls across 261 frameworks with bidirectional mapping

io.github.rog0x/dep

License check, outdated deps, security for AI agents

GRTwo Docs

Publish and share Markdown/HTML docs from AI assistants. Requires grtwo.app Pro. OAuth or API key.

CyberLens

Security scanning for websites, public repositories, and Open CLAW skills.

MCP Gateway Scan

Read-only MCP/agent-gateway readiness scanner — scores a repo across 7 security dimensions.

Auth, email, journeys, surveys, webhooks, and analytics for SaaS in one project, one API key.

org.wegtultrarich/mcp

A free, no-auth, computation-only MCP server that makes billionaire/trillionaire wealth tangible.

io.github.dulzuradev/liveauth-mcp

MCP server for LiveAuth: PoW + Lightning auth, L402 bundles, and paid MCP tool receipts.

io.github.CSOAI-ORG/jwt-ai-mcp

jwt-ai-mcp MCP server by MEOK AI Labs

io.github.onetrueclaude-creator/vault-health-mcp

Obsidian vault structural health: broken links, orphans, missing frontmatter, safe auto-repair.

Verified deals, store policies & a trust score for thousands of online retailers. No auth.

Sentrik

Governance runtime for AI-generated code. Enforce compliance and security standards.

MCP Marketplace

Search and install 4,000+ security-scanned MCP servers from inside any MCP-aware AI client.

io.github.titus-civic/mcp-gateway

Identity, authorization, audit trails, and revocable permissions for AI agents accessing MCP tools.

io.github.zayansalman/gmail-attachments-mcp

Minimal MCP server for downloading Gmail attachments to disk. Read-only OAuth by default.

io.github.100xPercent/pop-pay

Runtime security for AI agent commerce. CLI + MCP server blocks hallucinated purchases.

Free, no-auth AI industry briefings and a US/UK/EU AI regulation tracker for agents.

Ansvar: Threat Intelligence

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

Black Duck Security Scanner

AI-powered security scanning using Black Duck Signal for vulnerability detection.

MCP Shield

Security scanner for MCP servers. SSRF, path traversal, injection, auth, secrets. Grade A-F.