MCP Server Directory

Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun io.github.shawmena-dotcom/send-email

Letterkeel: send email from your own domain via SMTP, Resend, SendGrid, Mailgun, Postmark

Markdown-first long-term memory for AI agents. Hybrid BM25 + vector search, runs locally.

Quickchat AI io.github.quickchatai/quickchat

Build a customer support AI agent from your website, then analyze conversations and improve it.

Well Prepped Life Booking io.github.asarogers/wellpreppedlife-booking

Check availability and book a free consult for Bay Area senior/disabled meal-prep delivery

WordPress & WooCommerce MCP (MFPro) io.github.mjfutera/mfpro-blog-mcp

Manage WordPress blogs and WooCommerce shops from Claude, ChatGPT, Cursor and other MCP apps.

BaseAlpha io.github.CryptoSuess/basealpha

Fee-ranked agent origin on Base. MCP discover + local sign. Non-custodial. Fee Arena.

South Dakota Code io.github.pipeworx-io/south-dakota-code

South Dakota Codified Laws — state statutes by citation and by topic. Fleet #2748.

AgentPay Doc Tools io.github.noah-silver/agentpay-tools

Pay-per-call PDF to text, RSS/Atom to JSON, sitemap to URLs for agents. x402 USDC, Base/Algorand.

Railhook io.github.vadymkykalo/railhook

Webhooks for AI agents: send events, manage endpoints, inspect and retry deliveries.

Seoul Data io.github.pipeworx-io/seoul-data

Seoul Open Data MCP — city data for Seoul via the Seoul Open Data Plaza API (openapi.seoul.go.kr).…

Bounceban io.github.pipeworx-io/bounceban

BounceBan MCP — wraps the BounceBan email-verification API (bounceban.com)

Safety-first Git MCP server: rich read tools plus human-approved FluxGit operation proposals.

Genesis402 by UnyKorn (x402 pay-per-call) io.github.FTHTrading/genesis402-mcp

Counterparty checks, sanctions screening, company lookup and 360+ pay-per-call APIs over x402.

Kalshi and Polymarket data, venue fees, no-arbitrage checks and paper execution for AI agents.

domain-intelligence io.github.DataLeadsPRO/domain-intelligence

Domain overviews for security and sales: registration, infrastructure, and risk signals.

captchaflow io.github.DataLeadsPRO/captchaflow

Universal captcha solving with the industry-standard createTask / getTaskResult protocol, 19 task

Read-only multitenant Streamable HTTP bridge over Keeper Secrets Manager's MCP server.

Sec Nmfp io.github.pipeworx-io/sec-nmfp

SEC Form N-MFP — money market fund portfolio holdings.

International Classifications MCP io.github.lbruce-wq/international-classifications

Deterministic MCP for statistical classifications and survey codelists with provenance.

inHg to kilopascals, number discarded io.github.sadri-dridi/inhg-kpa

inHg to kilopascals, number discarded

Step-through debugging for AI agents: breakpoints, stepping and live variables in ten languages

An MCP server that lets AI agents check, render and show MapLibre styles

Read-only x402 payment diagnostics: diagnose, evidence, explain, recover, resolve, status. Zero deps

real-estate-listings io.github.DataLeadsPRO/real-estate-listings

Pull property listings, prices, and details from real-estate sites as structured JSON.