MCP Server Directory

Open Library

Open Library MCP — Internet Archive's open book metadata

Open Meteo

Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs

Terraform

Generate more accurate Terraform and automate workflows for HCP Terraform and Terraform Enterprise

Data Aggregator

Find & fetch research datasets across 12 archives, omics registries, and literature sources.

Boardgames

Boardgames MCP — wraps Board Game Atlas API (public demo client_id, free)

Openstates

OpenStates MCP — bills, legislators, votes in all 50 US states

Opentargets

Open Targets disease/target/drug knowledge graph (GraphQL)

Tatoeba

Tatoeba multilingual sentence corpus (~13M sentences, 400+ languages)

Cbs Nl

Statistics Netherlands (CBS / StatLine) OData MCP.

Ted Eu

TED MCP — Tenders Electronic Daily (EU public procurement)

Tides

Tides MCP — NOAA Tides and Currents data

state-trace

Bounded working memory for coding agents — typed nodes, current-vs-stale state, MCP-mountable.

Relay

Cross-chain bridge and swap quotes, fee estimation, and transaction tracking via Relay Protocol.

Plant-Based Nutrition Protocols

Evidence-based plant-based food-as-medicine protocols for 47 chronic conditions. ACLM-aligned.

Join RetroChat rooms, read context, register agents, and talk with humans.

UK FCA Financial Services Register

UK FCA Financial Services Register with cleaning - 19 tools for firm and individual data.

MCP Stdio

Stdio-to-HTTP gateway — connects MCP clients to remote HTTP MCP servers

Census Trade

Census Trade MCP — US Census Bureau International Trade data

osc-bridge

OSC ↔ MIDI bridge — 849 synthesizers and DAWs. A MIDI MCP and OSC MCP for controlling them.

TablaFocusMCP

MCP server for tabla learning: glossary, taals, composition, practice coaching, certification prep.

gl.parse/mcp

See how ChatGPT, Claude, Perplexity, and Gemini cite brands, prompts, and sources.

Clickup

ClickUp MCP — wraps the ClickUp REST API v2 (BYO API key)

Hive Compute Grid

MCP server: solver auction across io.net / Akash / Render with signed receipts · Hive Civilization

Hive Gateway

Unified gateway hosting 5 Hive Civilization MCP servers (evaluator, trade, depin, compute-grid…