MCP Server Directory

io.github.leochong/visus-mcp

Security-first web access for Claude. Sanitizes pages, blocks injection, redacts PII.

io.github.lordbasilaiassistant-sudo/base-security-scanner-mcp

MCP server to scan smart contracts on Base for honeypots, rug pulls, and vulnerabilities.

airports

Airports MCP — wraps AirportGap API (free, no auth required)

io.github.lozit/mcp-standardnotes

End-to-end encrypted access to a Standard Notes vault (protocol 004, local stdio only).

Multi-tenant business platform — 6,000+ RBAC-gated MCP tools across finance, ops, docs, agents.

colorapi

Color API MCP — wraps thecolorapi.com (free, no auth)

Eco Van Move Booking

Moving estimates, box rentals, and delivery in BC. Requires Eco Van Move account (OAuth or token).

io.github.pdaxt/pqvault

Post-quantum secrets manager for AI agents. ML-KEM-768 + X25519 + AES-256-GCM.

Dredd MCP

Pre-flight MCP security. Blocks compromised deps + tool drift. HMAC-signed. Dredd judges.

io.github.vola-trebla/env-secret-exposure-analyzer-mcp

Scans projects for secret exposure: leaked API keys, unprotected .env files, and secrets in logs.

io.github.Easysend-co/easysend

EasySend file sharing MCP server - upload, download and share files. No authentication required.

com.mcparmory/codacy

Analyze code quality, security issues, and coverage across repositories

MCP gateway with 10 tools for code analysis, architecture, package audit & security.

CloudClaw

AI agent hosting platform: 37+ connectors, 181 tools, BYOK vault, marketplace.

drwho.me developer tools

Remote MCP server: 10 developer utilities (base64, JWT, DNS, UUID, URL, JSON, UA, IP lookup).

Cordon for MCP

Cordon for MCP. Security gateway with policy enforcement, audit log, and HITL approvals.

Intent security pre-flight checks for autonomous AI agents.

Inaturalist

iNaturalist MCP — citizen-science species observations (free, no auth for read-only)

io.github.matetools/mcp-server

35 utility tools for AI agents — mate.tools API. Hash, regex, SEO, random, DNS, SSL, JWT.

io.github.matiasbattocchia/google-mcp

Streamable HTTP MCP server for Google Calendar and Sheets with OAuth login.

PII and secrets sanitization gateway with advanced OCR merging logic.

Zero-knowledge proof validator and cryptographic locker.

io.github.onetrueclaude-creator/hebbian-vault

Usage-adaptive Obsidian vault search: Hebbian + PageRank + BM25 hybrid ranking.

io.github.operantlabs/operant-mcp

Security testing MCP server for penetration testing, forensics, and vulnerability assessment