MCP Server Directory

SofortFax (KI-Fax-Credits) de.sofortfax/fax-credits

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 40 pages). DE/AT + 40 more.

Sending dev.sending/mcp

Email, WhatsApp and Telegram for AI agents: send, campaigns, automations, contacts, agent inboxes.

Temporary email domains from Mail.tm. No key required.

AI Ventures site.chatgpt.predicata-9274.ai-ventures/ai-ventures

Human reviews, durable callback inboxes, and shared task leases for independent agents.

HasData ChatGPT com.hasdata/chatgpt

Send a prompt to ChatGPT anonymously and get the answer with its web sources, as JSON.

day1work com.day1work/day1work

Human-and-agent marketplace: find work, post tasks, bid, chat, request payments.

SyncSignature Email Signatures com.syncsignature/email-signatures

Manage team email signatures: teammates, groups, templates, banner campaigns, click analytics.

Gigonom com.gigonom/gigonom

Small-business CRM, tasks, social posting, email campaigns, analytics and growth hypotheses

Bandmixr com.bandmixr/bandmixr

AI mixing and mastering in the chat: check a song, mix your stems, change the mix in plain words.

FACEIT API: players, stats, match history, teams, championships.

Tech Stack Check io.github.bkeller-research/tech-stack-check

Detect a website's CMS, analytics, chat, payments and ad pixels, with evidence and tracking IDs.

Email validation from the public Disify API. No key required.

Keyless MCP server for Discord invites and server widgets. No bot token needed.

NOTIFY io.github.n0t1fy/notify-sms-georgia

SMS verification codes for Georgia (+995), sent and checked. Try test codes with a free test key.

Hooklistener com.hooklistener/mcp

Webhook, email, WebSocket and tunnel testing for AI agents: capture, wait, verify, replay.

Reoon io.github.pipeworx-io/reoon

Reoon MCP — wraps the Reoon Email Verifier API (reoon.com)

Getlead ad.getle/leads

Find B2B leads with verified work emails, find and verify emails, and run cold email outreach.

Dmarc Spf Audit io.github.Dawaxwx/dmarc-spf-audit

Complete domain email-auth audit in one call: SPF with RFC 7208 lookup counting, DKIM selector pr...

Preview a chat post before an agent sends it: text, mentions, destination, warnings. Never sends.

Mimicly net.mimicly/chat-mockups

Make fictional chat mockups and text story scenes, with a preview and a link to edit in Mimicly.

AstraVerify Domain Trust Check com.astraverify/domain-trust

Email security and AI discoverability scores for any domain, with the exact record or tag to fix.

Nysa com.usenysa/nysa

Shared memory for teams that work with AI agents: meetings, email and calendar in one brain.

AI Footprint io.github.nickjlamb/ai-footprint

Water and energy footprint of AI use: chat prompts, agent sessions, methodology and sources.

FoxyInvoice com.foxyinvoice/foxyinvoice

Invoicing tools for AI assistants: clients, draft invoices with computed tax, and email sending.