MCP Server Directory

Pact 5 tooling: REPL test runs, trap scanning, gas estimation, interface diff, format checks.

Scrape social data from TikTok, Instagram, YouTube, X, LinkedIn, Reddit, and ad libraries.

Gmail Postmaster Tools v2 — domains, traffic metrics, and compliance via your own Google OAuth.

Security gate for agent-driven WhatsApp: allowlist, secret scan, rate limit, audit log.

Arxiv io.github.pipeworx-io/arxiv

arXiv MCP — preprint server search (free, no auth)

Agentic SDLC governance and security controls for AI coding agents working with GitHub.

Analyze code quality and security with SonarQube Server or Cloud directly in AI assistants.

x402-paid domain verification for AI agents — trustscore, SSL, security headers, robots.

Exchange io.github.pipeworx-io/exchange

Exchange MCP — wraps the Frankfurter currency exchange API (free, no auth)

Federal Register io.github.pipeworx-io/federal-register

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

Ansvar: Dutch Law eu.ansvar/dutch-law

Dutch law via Ansvar Gateway. Cited, OAuth + paid tier.

Gbif io.github.pipeworx-io/gbif

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

Gistemp io.github.pipeworx-io/gistemp

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

Github io.github.pipeworx-io/github

GitHub MCP — wraps the GitHub public REST API (no auth required for public endpoints)

Inaturalist io.github.pipeworx-io/inaturalist

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

Jikan io.github.pipeworx-io/jikan

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

Movies io.github.pipeworx-io/movies

Movies MCP — wraps iTunes Search API (movies, free, no auth) and TVmaze API (TV shows, free, no…

Foresea Forecasting ink.foresea/forecasting

Forecast future events and scan prediction-market edges.

Npm io.github.pipeworx-io/npm

npm MCP — wraps the npm Registry API (free, no auth)

Self-hosted GitHub MCP server. PAT auth, stdio transport, transport-agnostic so it works with…

Propublica Nonprofit io.github.pipeworx-io/propublica-nonprofit

ProPublica Nonprofit MCP — ProPublica Nonprofit Explorer API (free, no auth)

GribStream Weather MCP com.gribstream/mcp

NOAA and ECMWF weather forecast MCP for discovery, validation, and GribStream OAuth queries.

Security scanner for AI Agent skills, plugins, and MCP servers with A-F grading.

Rxnorm io.github.pipeworx-io/rxnorm

RxNorm MCP — wraps the NLM RxNav REST API (free, no auth)