MCP Server Catalog

ai.dataforb2b/dataforb2b

Search and enrich B2B people & companies — 70+ filters (funding, linkedin, industry, country, ...).

io.github.nazar256/memheaven

Self-hosted remote MCP memory server for ChatGPT and AI agents.

io.github.DeloraProtocol/delora-mcp

Delora MCP server for cross-chain quotes, supported chains, tokens, and tools.

io.github.Lykhoyda/ask-llm

Unified MCP server — auto-detects Gemini, Codex, and Ollama, registers available tools

io.github.Lykhoyda/ask-codex

Bridge Claude with OpenAI Codex CLI for AI-to-AI collaboration, code review, and second opinions

io.github.Lykhoyda/ask-gemini

Bridge Claude with Gemini CLI for AI-to-AI collaboration, code review, and second opinions

io.github.pipeworx-io/catalogueoflife

Catalogue of Life — global taxonomic index of known species (~2.2M accepted names)

io.github.chrischall/ofw-mcp

OurFamilyWizard co-parenting for Claude — messages, calendar, expenses, and journal

io.github.pipeworx-io/kitsu

Kitsu anime + manga catalogue (JSON:API)

io.github.pipeworx-io/blockchair

Blockchair multi-chain block explorer (BTC, ETH, LTC, DOGE, XMR, +12 more)

io.github.pipeworx-io/squiggle

AFL (Australian Football League) fixture, ladder, and crowd-sourced tips

io.github.pipeworx-io/tatoeba

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

io.github.pipeworx-io/repology

Repology cross-distro package version aggregator

io.github.pipeworx-io/ietf-datatracker

IETF Datatracker RFCs / drafts / working groups / people

ai.dragoneye/mcp

Build zero-shot video models for object detection, and category and attribute classification.

io.github.pipeworx-io/datagouv-fr

France data.gouv.fr open-data catalogue

io.github.pipeworx-io/datagov-au

Australia data.gov.au open-data catalogue (CKAN)

io.github.pipeworx-io/opentargets

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

io.github.pipeworx-io/ebi-ols

EBI Ontology Lookup Service — 250+ biomedical ontologies

io.github.pipeworx-io/hal-fr

HAL — French national open research archive

io.github.pipeworx-io/inspire-hep

INSPIRE-HEP high-energy physics literature database

io.github.pipeworx-io/ror

Research Organization Registry (ROR) — canonical org IDs

io.github.pipeworx-io/orcid

ORCID public researcher records (works, employment, education)

io.github.pipeworx-io/reactome

Reactome biological pathway database

io.github.ayhammouda/python-docs-mcp-server

The canonical Python stdlib oracle for AI coding agents — always free, always MIT, token-frugal.