MCP Server Directory

pipeworx-io/mcp-federal-register

Federal Register MCP — US Federal Register API (free, no auth)

zhuzhen-team/feishu-user-plugin

Feishu/Lark MCP server + CLI tool. 85 tools, 3 auth layers. Send as user via cookie+protobuf.

filelayer/filelayer

User files for a SaaS, under one person's authority: list, share with an expiry, revoke.

dasasian/firebase-mcp-server

MCP server for Firebase — Firestore, Storage, Auth, and Cloud Logging, with schema validation.

pipeworx-io/mcp-flood

Flood MCP — wraps Open-Meteo Flood API (free, no auth)

frmoded/forge-mcp

MCP server + tools for the Forge E-- generative-music authoring loop (compile / run / commit).

lambdasec/frame-mcp

MCP server for the Frame security scanner: scan, verify, fix, exploit, packs and separation logic.

dalisecurity/fray

WAF security testing: 5,500+ payloads, 25 WAF fingerprints, 21 recon checks, bypass AI

adel-s/frigate-auth-mcp

MCP server with authentication for Frigate NVR (authenticated port, viewer role)

pipeworx-io/mcp-fruityvice

Fruityvice MCP — wraps Fruityvice API (free, no auth)

pipeworx-io/mcp-gastat

GASTAT MCP — Saudi Arabia's General Authority for Statistics.

Projetxana/gate-authority-network

Live cross-domain authority-state resolution for delegated agents through MCP.

aliengineering-byte/gaugemesh

Route MCP capabilities through deterministic identity, policy, budget, and deadline constraints.

pipeworx-io/mcp-gbif

GBIF MCP — wraps the Global Biodiversity Information Facility API v1 (free, no auth)

pipeworx-io/mcp-genderize

Genderize MCP — gender prediction from first name (genderize.io, free, no auth)

pipeworx-io/mcp-gistemp

GISTEMP MCP — NASA Goddard Institute for Space Studies Surface Temperature Analysis (free, no auth)

pipeworx-io/mcp-gleif

GLEIF MCP — Global Legal Entity Identifier Foundation (free, no auth)

pipeworx-io/mcp-global-fishing-watch

Global Fishing Watch — AIS-derived fishing vessel identity, at-sea events (apparent fishing…

pipeworx-io/mcp-gong

Gong MCP — wraps the Gong API v2 (OAuth)

shigechika/gwsadm-mcp

MCP server for Google Workspace security auditing — login audit, external sharing, daily brief

pipeworx-io/mcp-google_docs

Google Docs MCP Pack — read, create, and edit Google Docs via OAuth. Reuses the google_sheets…

Gorgon-Cyber/gorgon-scout-mcp

Run AI-driven web-app and API security scans (DAST) from Claude or any MCP agent. Windows.

gsepcore/gsep-mcp

AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts.

alialrikabi313/hares

Multi-layer security scanner for MCP servers and agent skills (injection, exfiltration)

pipeworx-io/mcp-hkma-hk

Hong Kong Monetary Authority (HKMA) public open API MCP. Keyless.

pipeworx-io/mcp-holidays

Holidays MCP — wraps Nager.Date API (free, no auth)

pipeworx-io/mcp-hsa-singapore

Singapore HSA registered therapeutic products — the Health Sciences Authority's official 'Listing…

pipeworx-io/mcp-httpcat

HTTP Cat MCP — wraps http.cat (free, no auth)

zekebuilds-lab/mcp-identity

DoI score lookup, vouch event builder, and offline schnorr verify for AI agents.

pipeworx-io/mcp-inaturalist

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

pipeworx-io/mcp-intercom

Intercom MCP Pack — contacts, conversations, companies via OAuth.

pipeworx-io/mcp-ipinfo

IPInfo MCP — wraps ipinfo.io (free tier, no auth required for basic usage)

pipeworx-io/mcp-iplookup

IP Lookup MCP — ip-api.com (free, no auth for basic usage)

zerohourzulu/irontrellis

Local MCP server that copies selected files into an evidence packet while the agent holds authority

pipeworx-io/mcp-jikan

Jikan MCP — wraps the Jikan v4 API (anime/manga data, free, no auth)

pipeworx-io/mcp-jokes

Jokes MCP — wraps JokeAPI v2 (free, no auth)

pipeworx-io/mcp-jsonplaceholder

JSONPlaceholder MCP — wraps JSONPlaceholder fake REST API (free, no auth)

nqzai/kakunin-mcp

X.509 identity, risk scoring, and audit logging for AI agents. MiCA + EU AI Act compliant.

pipeworx-io/mcp-kalshi

Kalshi MCP — US-regulated prediction-market data (no auth on public reads).

kbcrumbs/mcp

Live threat intel for Claude — CVE, KEV predictions, IP lookup, malware hashes. Free, no API key.

WYRE-AI/keeper-mcp

Read-only multitenant Streamable HTTP bridge over Keeper Secrets Manager's MCP server.

wyre-technology/keeper-mcp

Read-only multitenant Streamable HTTP bridge over Keeper Secrets Manager's MCP server.

codewithkolin/keyfold

Use API keys from your Keyfold vault in commands and .env files. No tool returns a secret value.

majiayu000/keyspoor

Offline secret scanning for AI agents. Redacted findings; scans text and files in a chosen root.

thu-lawyer/keystash

Keychain-backed secret broker: an AI agent can use your keys, but no tool ever returns one.

cyligence-karim/vet-skills

Security verdicts for agent skills and MCP servers, from sandbox runs, before you install them.

pipeworx-io/mcp-linear

Linear MCP — wraps the Linear GraphQL API (OAuth)

lordbasilaiassistant-sudo/mcp-servers

Smart contract security scanner — vulnerabilities, risk scores, and calldata decoding