MCP Server Directory

Bis io.github.pipeworx-io/bis

BIS MCP — Bank for International Settlements statistics (no auth)

uooks io.github.pipeworx-io/books

Books MCP — wraps Open Library API (free, no auth)

uored io.github.pipeworx-io/bored

Bored MCP — wraps Bored API (free, no auth)

caruon io.github.pipeworx-io/carbon

Carbon MCP — UK Carbon Intensity API (free, no auth)

Cataas io.github.pipeworx-io/cataas

CATAAS MCP — Cat as a Service (free, no auth)

catfacts io.github.pipeworx-io/catfacts

Cat Facts MCP — wraps Cat Facts API (free, no auth)

chess io.github.pipeworx-io/chess

Chess.com MCP — wraps the Chess.com public API (free, no auth)

chucknorris io.github.pipeworx-io/chucknorris

Chuck Norris MCP — wraps chucknorris.io (free, no auth)

mcp-gateway io.github.titus-civic/mcp-gateway

Identity, authorization, audit trails, and revocable permissions for AI agents accessing MCP tools.

MCP server for Paradex perp trading. Market data, accounts, orders, positions, and vaults.

climate io.github.pipeworx-io/climate

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

Clinicaltrials io.github.pipeworx-io/clinicaltrials

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

cocktails io.github.pipeworx-io/cocktails

Cocktails MCP — TheCocktailDB API (free, no auth)

Scan any codebase, generate CONVENTIONS.md, expose conventions as MCP tools for AI agents.

Codewars io.github.pipeworx-io/codewars

Codewars user profiles, completed kata, authored kata, kata detail. Keyless.

Coingecko io.github.pipeworx-io/coingecko

CoinGecko MCP — wraps CoinGecko free API (no auth required)

colorapi io.github.pipeworx-io/colorapi

Color API MCP — wraps thecolorapi.com (free, no auth)

Confluence io.github.pipeworx-io/confluence

Confluence MCP — wraps the Confluence Cloud REST API v2 (OAuth)

Manage Authentik through AI assistants

Congress io.github.pipeworx-io/congress

Congress MCP — US Congress data via GovTrack API (free, no auth required)

Court Listener io.github.pipeworx-io/court-listener

CourtListener MCP — Free Law Project's CourtListener API (free, no auth required for basic access)

Cpsc io.github.pipeworx-io/cpsc

CPSC MCP — US consumer-product safety recalls (CPSC, free, no auth).

Crates io.github.pipeworx-io/crates

Crates.io MCP — wraps the crates.io REST API v1 (free, no auth)

ArchGraph dev.archgraph/mcp

Code intelligence platform for AI agents. 20 tools for architecture, security & impact analysis.