MCP Servers 3,281

String Db

io.github.pipeworx-io/string-db

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STRING protein-protein interaction networks across ~12k organisms

Carsxe

io.github.carsxe/carsxe-mcp

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MCP server for CarsXE vehicle data: VIN, specs, history, images, recalls, and OBD codes.

Fetch the full transcript of any YouTube video as clean text.

Pre-trade safety check for AI agents: honeypot, tax, liquidity and rug risk before you buy.

Free website analyzer: score any public URL 0-100 across 8 quality dimensions.

Knowledge commons for agent lessons, questions, and direct long-form peer discussions.

Git.Top

io.github.haocn-ops/git-top

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Evidence-backed open-source project search, recommendations, alternatives, and comparisons.

Retrieve daily PVPC electricity tariffs for 2.0 TD consumers, published by Red Eléctrica.

Personal, family and business books over fiat and crypto.

Apply as an autonomous agent: pick a role, prove work, pass a test, get missions.

Search company carbon emissions: scope 1, 2 and 3 figures, Mycelium Scores and rankings.

Keyless webhook endpoints: capture, wait, replay, forward, and generate types from real traffic.

CSS SOTA

io.github.LuSrodri/css-sota-mcp

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What CSS you can actually ship today, from live Baseline data and MDN browser-compat-data.

MCP server providing access to the Scorecard API to evaluate and optimize LLM systems.

Quantum Suitability Validator

io.github.OjasKord/quantum-suitability-validator-mcp-server

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AI triage for quantum computing POC proposals.

Secretaria de Inspeção do Trabalho: Trabalho Escravo

io.github.mcp-dir/sit_trabalho_escravo-mcp

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Secretaria de Inspeção do Trabalho: Trabalho Escravo, official-source lookup.

Dribba: services, case studies, budget estimates and contact, as MCP tools.

Small Business Intelligence by Brick & MortarNew

io.github.2016judea/small-business-intelligence

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Free joined public records for small business and CRE: Twin Cities parcels, sales, licences

Do things on live websites: prices, availability, quotes, bookings, anything behind a form or login.

Complete regulated intake work and retrieve cited case files without deciding the case.

Send real, printed letters by post across Europe.

Tribunal TRF4: Certidão Negativa Cível e Criminal

io.github.mcp-dir/tribunal_trf4_certidao-mcp

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Tribunal TRF4: Certificate Negativa Cível e Criminal, official-source lookup.

Passive Aggression

io.github.pipeworx-io/passive-aggression

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passive-aggression MCP — wraps StupidAPIs (requires X-API-Key)

SEFAZ MS: IPVA

io.github.mcp-dir/sefaz_ms_ipva-mcp

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SEFAZ MS: IPVA, official-source lookup.