MCP Server Directory

DomScan io.github.estevecastells/domscan

Domain intelligence for DNS, WHOIS/RDAP, TLS, reputation, valuation, and brand protection.

Scan GitHub repos and profiles for malware before cloning — commit-pinned risk verdicts for agents

ClearPolicy app.clearpolicy/clearpolicy

Authenticated MCP server for ClearPolicy policy and compliance workflows.

Trigger security scans and read reports/vulnerabilities via the hosted Scannd API. Free: 2 scans/mo.

Pre-build reality check. Scans GitHub, HN, npm, PyPI, Product Hunt — returns 0-100 signal.

Default trust layer for agentic payments: authorize agent spend, evidence, receipts, settlement.

Onplana io.github.Onplana/mcp-server

AI-native project and portfolio management platform for PMOs. OAuth + PAT.

Airquality io.github.pipeworx-io/airquality

Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)

Citybikes io.github.pipeworx-io/citybikes

Citybikes MCP — wraps CityBik.es API (free, no auth required)

Climate io.github.pipeworx-io/climate

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

Crossref io.github.pipeworx-io/crossref

Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)

Dadjokes io.github.pipeworx-io/dadjokes

Dad Jokes MCP — wraps icanhazdadjoke.com (free, no auth)

Devto io.github.pipeworx-io/devto

DEV.to MCP — wraps the DEV Community API (free, no auth for public reads)

Greynoise io.github.pipeworx-io/greynoise

GreyNoise Community MCP — internet scanner classification (free tier with key)

Intercom io.github.pipeworx-io/intercom

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

Legiscan io.github.pipeworx-io/legiscan

LegiScan MCP — wraps the LegiScan API (api.legiscan.com)

Enterprise PostgreSQL MCP secured by Aegis Zero-Trust to block unauthorized SQL injections.

Market Spread io.github.pipeworx-io/market-spread

market-spread MCP — cross-venue prediction-market landscape scanner.

Meteostat io.github.pipeworx-io/meteostat

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

Nih Reporter io.github.pipeworx-io/nih-reporter

NIH RePORTER MCP — every NIH-funded research project (free, no auth)

Openbeautyfacts io.github.pipeworx-io/openbeautyfacts

Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).

0n3 — the 0n runtime (0nmcp 5) io.github.0nork/0nMCP

Your apps as AI tools: one sign-in, one vault, 125 services and 1,851 endpoints, with receipts.

Sbir io.github.pipeworx-io/sbir

SBIR MCP — wraps the SBIR.gov public API (free, no auth)

Videogames io.github.pipeworx-io/videogames

Videogames MCP — wraps Free-to-Play Games API (freetogame.com, free, no auth)