MCP Server Directory

sigma-gate io.github.spektre-labs/sigma-gate

Deterministic trust gate for AI output: leaked-secret, prompt-injection & PII in one call.

Cookieless analytics for AI coding agents. Install in one prompt, 28 tools, OAuth onboarding.

Fanvault io.github.thefanvault/fanvault

Run storefronts, listings, orders, content, fulfillment, and analytics through AI.

UptimeProbe io.github.therealMrFunGuy/uptime-probe

HTTP health checks, SSL expiry monitoring, TCP port scanning, and batch URL testing.

Clerk io.github.clerk/mcp-server

Access Clerk authentication docs, SDK snippets, and quickstart guides

mcp-gateway io.github.titus-civic/mcp-gateway

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

MCP server for Caixa Econômica Federal — Pix, Cobrança (SICOB boleto), Extrato (OAuth2 + mTLS)

MCP server for Access Worldpay — enterprise processor: authorize, capture, refund, tokenize

Commit policy as code for AI agents: check commit messages, branch names and authors before a push

ris-austria-mcp-server io.github.cyanheads/ris-austria-mcp-server

Search Austrian federal and state law, court decisions, and the authentic Bundesgesetzblatt (RIS).

Composio io.github.ComposioHQ/composio

Connect AI agents to 1000+ apps with managed authentication and tool-calling.

scoring io.sentinelsignal/scoring

Hosted MCP for denial, prior auth, reimbursement, workflow validation, batch scoring, and feedback.

Nordsynk — Fortnox MCP se.nordsynk/fortnox

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

Drawbridge sh.xorfox.drawbridge/server

Identity, secrets, and passwordless SSH provisioning for AI agents — Keycloak, vault, MCP tools.

atlas-mcp-server io.github.finmanagerai/atlas-mcp-server

Scan options flow, analyze real-time market data, and build investing and trading workflows.

MCP security guard + package manager: trust-scored installs, blocks prompt injection and rug-pulls.

ZeroKnowledge-Vault io.github.Evozim/zeroknowledge-vault

Zero-knowledge proof validator and cryptographic locker.

Search Reddit comments and submissions via PullPush.io with filtering by subreddit, author, and date

Sovereignty Scan io.github.kajaril/sovereignty-scan-mcp

EU AI Act sovereignty scanning. Provider residency, registration status, audit trail support.

Network diagnostics from 6 global regions. SSL, DNS, ping, whois, traceroute, port scan, latency.

tollbooth-authority io.github.lonniev/tollbooth-authority

Tollbooth Authority — Certified Purchase Order Service for DPYC operators

tollbooth-authority-newengland io.github.lonniev/tollbooth-authority-newengland

Tollbooth Authority New England — sub-regional certifier under North America

SkillsSafe Security Scanner com.skillssafe/scanner

AI skill security scanner. Detects prompt injection, credential theft, ClawHavoc. Free, no signup.

google-mcp io.github.matiasbattocchia/google-mcp

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