MCP Server Directory

Datamuse io.github.pipeworx-io/datamuse

Datamuse MCP — word-finding engine (keyless).

Dataverse Harvard io.github.pipeworx-io/dataverse-harvard

Harvard Dataverse — research dataset repository (~150k datasets)

Datos Cl io.github.pipeworx-io/datos-cl

datos.gob.cl CKAN MCP.

MCP tools for FIFA World Cup 2026 football, Formula 1, and IPL cricket — sims, strategy, fantasy.

Dbpedia io.github.pipeworx-io/dbpedia

DBpedia MCP — SPARQL + Lookup over Wikipedia-derived structured data

Deno Land io.github.pipeworx-io/deno-land

deno.land/x third-party Deno module registry

Denue io.github.pipeworx-io/denue

INEGI DENUE MCP — Mexico's directory of economic units (~6M businesses).

Drug safety intelligence: 358 drugs, 1M+ FDA adverse events, PV signal detection.

Diff io.github.pipeworx-io/diff

Text diff MCP.

Diffbot io.github.pipeworx-io/diffbot

Diffbot MCP — Knowledge Graph company enrichment + web content extraction (diffbot.com)

Digitalnz io.github.pipeworx-io/digitalnz

DigitalNZ MCP.

Doaj io.github.pipeworx-io/doaj

DOAJ MCP — Directory of Open Access Journals

Blockchain JSON-RPC on 23 EVM chains for AI agents - free tier, API key, or x402 pay-per-call.

Dryad io.github.pipeworx-io/dryad

Dryad (datadryad.org) MCP — keyless.

Persistent project memory for AI coding agents: one compact digest instead of re-reading the repo.

Provenance and governance layer for AI-readable knowledge. NodeRail answers what AI should trust.

Duration io.github.pipeworx-io/duration

ISO 8601 duration MCP.

Ebi Ols io.github.pipeworx-io/ebi-ols

EBI Ontology Lookup Service — 250+ biomedical ontologies

Ebird io.github.pipeworx-io/ebird

eBird MCP — Cornell Lab of Ornithology citizen-science bird observations

Ecosystems io.github.pipeworx-io/ecosystems

ecosyste.ms Packages MCP.

Ecuador Procurement io.github.pipeworx-io/ecuador-procurement

Ecuador Government Procurement MCP — SERCOP / Compras Públicas (keyless).

Education Feeds io.github.pipeworx-io/education-feeds

Education Feeds MCP.

Elexon io.github.pipeworx-io/elexon

Elexon BMRS Insights MCP — Great Britain electricity grid & market data.

Elife io.github.pipeworx-io/elife

eLife MCP — keyless open-access life-sciences & biomedical journal articles.