MCP Server Directory

npm io.github.pipeworx-io/npm

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

MiniURL io.github.addychang/miniurl

OAuth 2.1 short-link tools for AI agents with scoped tokens, approvals, audit logs, and revocation.

nutrition io.github.pipeworx-io/nutrition

Nutrition MCP — wraps Open Food Facts API (free, no auth)

onthisday io.github.pipeworx-io/onthisday

On This Day MCP — wraps byabbe.se/on-this-day (free, no auth)

Open Corporates io.github.pipeworx-io/open-corporates

OpenCorporates MCP — Global company registry data (free, no auth, rate limited)

FastMCP server for bidirectional sync between personal and team Obsidian vaults.

Owid io.github.pipeworx-io/owid

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

Security scanning and trust verification for AI agent tools.

poetry io.github.pipeworx-io/poetry

Poetry MCP — PoetryDB API (free, no auth)

postcodes io.github.pipeworx-io/postcodes

Postcodes MCP — wraps postcodes.io UK postcode API (free, no auth)

rickmorty io.github.pipeworx-io/rickmorty

Rick and Morty MCP — wraps The Rick and Morty API (free, no auth)

spacenews io.github.pipeworx-io/spacenews

Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth)

swapi io.github.pipeworx-io/swapi

SWAPI MCP — wraps the Star Wars API (swapi.dev, free, no auth)

swisstransport io.github.pipeworx-io/swisstransport

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

tarot io.github.pipeworx-io/tarot

Tarot MCP — wraps tarotapi.dev (free, no auth)

timezone io.github.pipeworx-io/timezone

Timezone MCP — wraps WorldTimeAPI (free, no auth)

tle io.github.pipeworx-io/tle

TLE MCP — satellite tracking via Two-Line Element sets (tle.ivanstanojevic.me, free, no auth)

treasury io.github.pipeworx-io/treasury

Treasury MCP — US Treasury Fiscal Data public API (free, no auth)

ukpolice io.github.pipeworx-io/ukpolice

UK Police MCP — wraps the UK Police Data API (free, no auth)

usgswater io.github.pipeworx-io/usgswater

USGS Water MCP — wraps USGS National Water Information System (NWIS) REST services (free, no auth)

arifOS — Constitutional AI Governance io.github.ariffazil/arifosmcp

Constitutional AI governance: 11 mega-tools, 13 floors, VAULT999 ledger. Human-in-loop by design.

wikiviews io.github.pipeworx-io/wikiviews

Wikiviews MCP — wraps the Wikimedia Pageviews API (free, no auth)

words io.github.pipeworx-io/words

Words MCP — wraps Datamuse API (free, no auth required)

worlduank io.github.pipeworx-io/worldbank

World Bank MCP — wraps the World Bank Data API v2 (free, no auth)