MCP Server Directory

Grants Gov

Grants.gov MCP — open federal grant opportunities (free, no auth)

Asana

Asana MCP — wraps the Asana REST API (OAuth)

climate

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

Clinicaltrials

ClinicalTrials MCP — wraps ClinicalTrials.gov API v2 (free, no auth)

gutendex

Gutendex MCP — wraps Gutendex API for Project Gutenberg books (free, no auth)

cocktails

Cocktails MCP — TheCocktailDB API (free, no auth)

deckofcards

Deck of Cards MCP — wraps deckofcardsapi.com (free, no auth)

Holster MCP

Local-first secret scanning, rotation, vault, and audit-log tools for AI agents.

Defillama

DefiLlama MCP — DeFi analytics from DefiLlama (free, no auth)

dogceo

Dog CEO MCP — wraps Dog CEO's Dog API (free, no auth)

lorem

Lorem MCP — wraps loripsum.net (free, no auth)

Edgar

EDGAR MCP — SEC EDGAR public APIs (free, no auth)

Hyperliquid Vaults API

Hyperliquid vault summaries — APR, TVL, PnL, followers, sorted by performance. x402.

Mastodon

Mastodon MCP — public Mastodon data via mastodon.social (no auth required)

HTTP Headers Analyzer API

HTTP header analysis — security headers, cache, server detection. x402 micropayment.

Fdic

FDIC MCP — FDIC BankFind Suite API (free, no auth)

microlink

Microlink MCP — wraps Microlink API (free tier, no auth required)

Github_private

GitHub Private MCP Pack — access private repos, org data via OAuth.

Google_docs

Google Docs MCP Pack — read, create, and edit Google Docs via OAuth.

Govtrack

GovTrack MCP — federal US Congress data (free, no auth)

Fray — WAF Security Testing MCP Server

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

Jsonplaceholder

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

Meteostat

Meteostat MCP — historical weather from 11k+ stations (no auth)

newton

Newton MCP — wraps the Newton math solver API (free, no auth)