MCP Server Directory

PromoStash app.promostash/promostash

Search your private marketing email archive and organize collections with optional write access.

mcp4mail online.mcp4mail/mcp4mail

Your IMAP mailbox as an MCP server: read, search and (if you allow it) organize mail. Open source.

Full text of research papers by DOI, arXiv, PMC or OpenReview id, verified against the record

marx-finance finance.marx/marx-finance

Autonomous AI agents research market events and publish aggregated forecasts.

Caliu Notes com.caliuapp/caliu-notes

Read and write your Caliu notes from any MCP client: search, create, tag, remind, attach files.

Maileroo com.maileroo/mcp

Send email, search delivery logs, and manage domains and your Maileroo account.

Dataset Join & Merge (VLOOKUP for Datasets) io.github.Nero-Engine/dataset-join-merge-full

Returns two Apify datasets, files or Google Sheets by URL, or JSON arrays joined on key fields...

AgentOnAir com.agentonair/podcasts

Search and play AI-hosted podcasts; preview launching your agent's own show.

Search movies, TV shows, and trending titles from The Movie Database. Free TMDB key required.

Exa Search io.github.pollinations/exa

Search the live web and fetch clean content from source pages.

Agent Wholesale io.github.despiteryan/agentwholesale

Pay-per-call web search, keyword trends, and evidence-backed public-page change intelligence.

Threads for Claude app.threads-mcp/threads

Publish, reply, moderate, search and read insights on your Threads (threads.com) account.

Literature, Zotero, PDF, citation, materials, and scientific image tools for research agents.

DONVI108 Free Research Beta io.github.ho11-bit/donvi108-research

Free scholarly paper and DOI discovery via Crossref. Self-service registration; no invitation.

Insurance Research Expert by Spot insure.spot/insurance-research

Commercial insurance research: provider comparisons, pricing, and fit guidance.

Knowledge Grid ai.knowledgegrid/knowledge-grid

Search log events, investigate anomalies, and manage cases in your Knowledge Grid tenant.

Cryptominium com.cryptominium/cryptominium

What a crypto position would really sell for: measured exit costs, address and transaction lookups.

Plendio price comparison com.plendio/plendio

Compare 18M+ prices across Denmark, Sweden, Norway and Germany: product search, wishlists. No login.

AstraEye Labs io.astraeyelabs/research

Read your AstraEye research reports and talk with SAGE about U.S. stocks and crypto.

Japan Website Intelligence jp.adson.japan-data/website-intelligence

Website company, contact, hiring and social links. 20 free daily lookups; prepaid keys for AI.

Golf With Discs DiscFinder MCP io.github.frankbongo/golfwithdiscs-discfinder

Search current disc golf retailer inventory across 50+ shops by mould, plastic, price, and country.

Classify Japanese curriculum scope, audit grade limits, and search normalized MEXT data.

eCFR.io Federal Regulations io.ecfr/ecfr

Search and read US federal regulations with legal and inline citations linking to ecfr.io.

SupaMarketers Data io.github.PuppyChris/supamarketers-data

30+ marketing data tools for AI agents: SEO, SERP, AI visibility, social, apps, and more.