MCP Servers 3,281

Agent Cold Email

io.github.YS-projectcalc/agent-cold-email

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Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox.

Rnv Color

io.github.RNVizion/rnv-color-mcp

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A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

SEFAZ RR: NFC-e

io.github.mcp-dir/sefaz_rr_nfce-mcp

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SEFAZ RR: NFC-e, official-source lookup.

MisarReach MCP Server

io.github.Misar-AI/misarreach-mcp

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Find and enrich leads, run multi-channel outreach, and manage the sales pipeline.

Control plane for agent auth walls.

AI tools for agents: chat, summarize, classify, entity extraction, embeddings, transcription.

B2B lead generation and company search through Generect Live API for sales prospecting.

MCP server connecting AI agents to non-custodial staking data across 130+ networks.

Search and vet SEC-registered financial advisors: profiles, disclosures, firm fees, credentials.

Minimax

io.github.AceDataCloud/mcp-minimax

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MCP server for MiniMax H3 multimodal video generation

Austrian Firmenbuch

io.github.jkbngb/firmenbuch

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Austria's official company register (Firmenbuch) – master data, financials & ratios for AI agents.

Astronomy Server

io.github.cyanheads/astronomy-mcp-server

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Offline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.

Openfoodfacts Server

io.github.cyanheads/openfoodfacts-mcp-server

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Barcode lookup, nutrition search, and product comparison for 3M+ crowd-sourced food products.

Hosted MCP: 1873 structured web-data tools for search, maps, commerce, social, gaming & finance.

xDEO — Earnings Oracle

io.github.Timwal78/xdeo

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Reputation-ranked analyst earnings estimates.

TikTok hashtag volume over time, with growth for any hashtag.

Gnomad Genetics Server

io.github.cyanheads/gnomad-genetics-mcp-server

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Look up allele frequencies by ancestry, gene constraint, variants, and coverage over gnomAD.

Onto

io.github.ravixalgorithm/onto

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Clean Markdown and AI-readability scoring for any URL.

SQD

io.github.subsquid-labs/portal-mcp-server

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Query 130+ SQD Portal datasets across blockchains, including native Tron transactions and events.

Four market-statistics tools + a free qd_ key by email: 1 anonymous look, then 10 calls/UTC day.

PRD to Flutter APK

io.github.carlosge492/prd-to-flutter-apk

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Generate a Flutter app from a JSON spec free; pay only for the compiled APK (USDC on Base).

Save AI conversations into your Worldku memory and recall them from any MCP client.

Gblin Server

io.github.gblinproject/gblin-mcp-server

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Collateral-backed treasury vault for AI agents on Base.

Earthquake Server

io.github.cyanheads/earthquake-mcp-server

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Search USGS and EMSC seismic data — real-time feeds, event queries, and earthquake counts.