MCP Server Directory

Sentinel DV

MCP tools for UVM/cocotb logs, coverage, regressions, and waveform triage.

Phantom Secrets

Stop AI coding agents from leaking API keys. Local proxy swaps real secrets for phm_ tokens.

io.github.Bajuzjefe/aikido-mcp

Security analysis for Aiken smart contracts on Cardano. 75 vulnerability detectors.

net.softricks/idig-dns

Professional DNS diagnostics: 14 tools for DNS, DNSSEC, email security, SSL, and propagation.

Hosted MCP server for Fortnox. Connect Claude, ChatGPT, Cursor to live Fortnox via OAuth.

Paid remote MCP for server-card validation, auth checks, trust packets, and readiness.

Tailscale RMCP

Rust MCP server and CLI for Tailscale devices, users, keys, policies, and auth.

io.github.chrischall/gogcli-mcp-drive

Google Drive via gogcli for Claude — search, upload, download, permissions

io.github.chrischall/gogcli-mcp-sheets

Extended Google Sheets for Claude via gogcli — auth + full Sheets support

io.github.Writbase/writbase

MCP-native task management for AI agent fleets with scoped permissions and provenance.

second-brain MCP

Self-maintaining knowledge vault: figure-level search, auto-wikilinks, and memory compression.

io.github.cyanheads/pentest-mcp-server

Offline methodology engine for authorized penetration testing, CTF, and security research.

MCPAmpel - MCP Security Scanner

Scan installed MCP servers for security vulnerabilities with 16 detection engines.

io.github.ertugrulakben/dep-oracle

Predictive dependency security engine. Trust scores, zombie detection, blast radius analysis.

Cleanor

Zero-auth MCP: image optimize, cited storage/format data, and dev utilities LLMs get wrong.

Read-only MCP: free OpenAI security evidence ledger (55 fields) + SaaSDossier release register.

io.github.gblinproject/gblin-mcp-server

AI agents' first sovereign vault: yield compounds, Crash Shield self-defends, JIT pays x402.

SureSMS

Send SMS, manage contacts and groups, and read delivery reports. OAuth 2.1 SureSMS login.

io.github.kjgueye/netintel-mcp

MCP server for NetIntel — DNS, SSL, WHOIS, email security, OSINT via x402 micropayments

io.github.AInoAKARI/keymaster-mcp

Read-only runtime secret retrieval from HashiCorp Vault via Keymaster for autonomous AI agents.

CloudClaw

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

io.github.wellknownmcp/cortex-gateway

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

WHOOP — MissingMCP

WHOOP recovery, strain, sleep and workouts in Claude via official WHOOP OAuth. Free, open source.

io.github.mlawsonking/code-guard-mcp

Security scan for AI-generated code: injection, SSRF, secrets, weak crypto, unsafe deserialization.