Verified MCP Server Directory

newton

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

nhtsa

NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)

numuersapi

NumbersAPI MCP — wraps numbersapi.com (free, no auth)

Open Elevation

Open-Elevation MCP — terrain elevation by lat/lon (no auth)

Openfda

OpenFDA MCP — wraps the openFDA API (free, no auth required)

Owid

OWID MCP — Our World in Data chart/indicator access (free, no auth)

poetry

Poetry MCP — PoetryDB API (free, no auth)

puumed

PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)

io.github.codespar/mcp-ap2

MCP server for AP2 — Google's Agent-to-Agent Payment Protocol (authorization, audit, trust)

Sports

Sports MCP — wraps TheSportsDB API (free tier, test key 3, no auth required)

swisstransport

Swiss Transport MCP — wraps Transport Open Data API (free, no auth)

zippopotam

Zippopotam MCP — wraps Zippopotam.us ZIP/postal code API (free, no auth)

io.github.duriantaco/skylos

Dead code, security, secrets detection and code quality for Python, TypeScript, Go.

io.github.rog0x/dep

License check, outdated deps, security for AI agents

io.github.rom-baro/arcwall-security

Security scanning for AI coding tools. Detects secrets, threat models, and runs pre-commit checks.

Recruiter-scoped search across Latin America's largest tech talent pool. OAuth-authenticated.

io.github.Ansvar-Systems/ot-security-mcp

OT security standards: IEC 62443, NIST 800-82/53, MITRE ATT&CK for ICS

Linear MCP (multi-workspace, PAT auth)

Multi-workspace Linear MCP — PAT auth, 57 tools + 3 prompts, substrate enforcement, drop-in.

io.github.sudomichael/gizmoanalytics

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

GhostFree

MCP server that scans your repo's dependencies for security vulnerabilities based on published CVEs.

1,451 security controls across 261 frameworks with bidirectional mapping

io.github.theYahia/calltouch-mcp

MCP server for Calltouch API — call tracking, call statistics. Token auth.

io.github.node-man/dechonet-mcp

13 security recon tools for AI agents — DNS, SSL, HTTP, email, ports, ASN. Health Score 0-100.

Hive Vault

A2A ZK wallet recovery — guardian swarm, no seed phrase, HiveLaw enforcement