MCP Server Directory

3659 Model Context Protocol servers — searchable, rated, ready to install.

Black Duck Security Scanner com.blackduck/mcp-server

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

↓ 312/wk local security Official Registry
royal-mcp com.royalplugins/royal-mcp

Security-first WordPress MCP server. 129 tools for Claude, ChatGPT, Gemini. Free on wp.org.

remote ai-llm communication Official Registry
email-guard-mcp io.github.mlawsonking/email-guard-mcp

Email safety for AI agents: scan inbound for prompt-injection/phishing + outbound for secret leaks.

local git communication Official Registry
Siftable io.github.Tom-R-Main/mcp-server

Siftable MCP server for governed work, knowledge, calendar, people, datasets, and Vault.

remote local git security Official Registry
Fidensa com.fidensa/mcp-server

Independent AI certification authority. Trust scores, search, comparison, and verification.

↓ 52/wk local search security Official Registry
npm-mcp io.github.alisaitteke/npm-mcp

MCP server for npm package management, security analysis, and compatibility checking

☆ 3 ↓ 46/wk local git security Official Registry
AgentGrade com.agentgrade/mcp-server

Scan any website for AI agent readiness, payment protocols, and discovery endpoints

remote security finance Official Registry
cortex-gateway io.github.wellknownmcp/cortex-gateway

Self-hosted federated MCP gateway: one OAuth 2.1 MCP server in front of N apps, user-level scopes.

remote local git security Official Registry
Hail io.github.hail-hq/hail-mcp

Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install.

☆ 31 remote git communication Official Registry
Lazaretto io.github.jamesdfinance-dev/lazaretto

Supply chain security: free npm lockfile malware check, paid scan of packages, skills, MCP servers.

remote local git security Official Registry
sendifai com.sendifai/platform

335 MCP tools, 75 playbooks. AI-native CRM, email/SMS, events, OAuth.

remote communication security Official Registry
DNS MCP Server io.github.mclose/dns-mcp

Real-time DNS security analysis — DNSSEC, email auth, and RDAP. Built for SOC investigations.

☆ 1 local git communication Official Registry
1Claw Vault io.github.1clawAI/1claw-mcp

HSM-backed vault secrets for AI agents (JIT fetch) plus prompt-injection and threat scanning.

local git security Official Registry
database-mcp-mariadb io.github.arifulislamat/database-mcp-mariadb

MCP server for MariaDB. Read-only by default, row caps, timeouts, secrets never logged.

local database git Official Registry
Markdown Vault MCP io.github.pvliesdonk/markdown-vault-mcp

Generic markdown vault MCP with hybrid search

☆ 35 ↓ 246/wk local search git Official Registry
domainintel-mcp io.github.Bishop81/domainintel-mcp

Domain intelligence for agents: WHOIS, DNS, SSL/TLS, security headers, reputation, subdomains.

↓ 43/wk local git security Official Registry
mcp-braintree io.github.codespar/mcp-braintree

MCP server for Braintree (PayPal) — global card processing via GraphQL: charge, refund, vault

☆ 272 ↓ 25/wk local git dev-tools Official Registry
mcp-k8s-ro io.github.your-ko/mcp-k8s-ro

Read-only Kubernetes MCP server: inspect resources, logs, events, and metrics. Secrets are masked.

local git cloud Official Registry
vault-knowledge com.seanwinslow/vault-knowledge

Read-only MCP over a vault's typed knowledge graph: concept search, contradictions, article fetch.

↓ 79/wk local search security Official Registry
tracepiishield-mcp com.clauxel.tracepiishield/tracepiishield-mcp

PII scanning and redaction receipts for LLM traces and tool payloads.

remote ai-llm security Official Registry
MANDA bz.manda/manda

Search Japan's M&A marketplace MANDA - public business-for-sale listings (read-only, no auth)

remote search security Official Registry
GameFork MCP io.gamefork/mcp

Publish, fork, improve browser games. No-auth reads; OAuth to post. Wheel: verified ops knowledge.

remote browser security Official Registry
depwire io.github.atef-ataya/depwire

Dependency graph + 24 MCP tools. Impact analysis, simulation, security, agent coordination

local git security Official Registry
mcp io.github.butterbase-ai/mcp

Butterbase MCP server — manage your backend: schemas, auth, functions, storage, RAG, deploys.

remote local git cloud Official Registry
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