MCP Server Directory

Read, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.

SparkForge — 20+ Utility APIs with x402 Micropayments sh.sparkforge/sparkforge

20+ pay-per-use APIs: image gen, crypto data, email verify, SSL check, web scraping, and more.

Capability-gated Gerrit code review tools with opt-in review notifications pushed into the session

IMAP/SMTP email MCP server — 52 tools, stdio + HTTP, IMAP IDLE push, multi-account, AI triage.

GrantIQ uk.co.grantiq/mcp

Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude.

AI Visibility Checker work.agentexchange.aivisibility/ai-visibility-mcp

Free, no signup. Check if ChatGPT, Perplexity & Google AI recommend a brand in 15 markets (GEO/AEO).

AI agent discovery, marketplace, messaging, and payments on Nostr - no platform, no middleman

MCP server for EAD Enterprise Suite - signatures, evidence, notifications, dossiers via AI agents.

Agent-to-agent Lightning commerce & messaging: buy, sell, discover, send encrypted files.

Lockally Email com.lockally/email

Stateful email for AI agents — read inboxes, reply in-thread, draft with approval.

WarpLink app.warplink/warplink

Link infrastructure for mobile teams: deep links, install attribution, and real-time analytics.

email-validator io.github.lazymac2x/email-validator

Cloudflare Workers MCP server: email-validator

Email Verification API io.github.Br0ski777/email-verification

Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

Nota Fiscal io.github.mcp-dir/notafiscal-mcp

Issue and manage Brazilian service invoices (NFS-e) by chatting with your agent, platform-hosted, no

ai-brand-visibility-tracker io.github.Cookient16/ai-brand-visibility-tracker

Check if ChatGPT, Perplexity & Gemini mention or cite a brand. Share of voice + GEO/AEO tracking.

Email deliverability for AI agents. 12 tools: verify, DNSBL, DMARC, spam-trap, finder.

Work IQ Teams MCP Server com.microsoft/workiq-teamsserver

Manage Microsoft Teams chats, channels, users, and messages via Graph API.

Trilo chat.trilo/mcp

Connect AI tools to Trilo workspaces — manage tasks, messages, pages, calendars, meetings, and more.

RogerThat io.github.opcastil11/rogerthat

Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

Callendar co.callendar/mcp

WhatsApp® reminders and rescheduling for Calendly. Public read-only MCP endpoint.

Name Brewery Domain Checker com.namebrewery/domain-checker

Bulk domain checking for AI chats: availability, aftermarket prices, archive.org history, buy links

Activecampaign io.github.pipeworx-io/activecampaign

ActiveCampaign MCP Pack — email marketing + CRM (API v3).

Nose for Leads com.noseforleads/leads-mcp

Finds, filters, and verifies local-business leads; every email carries a verification receipt.

Data Enrichment & Web Scraper API io.github.Mila-Petrovich/data-enrichment

Enrich IPs, emails, domains, companies. Scrape SEC, news, jobs, Crunchbase. Bitcoin pay-per-use.