MCP Server Directory

Agent Channel Placement io.github.sadri-dridi/agent-channel-placement

Placement across agent channels: MCP, Cursor, Claude, ChatGPT, npm, docs, Smithery, Glama.

Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun dev.workers.cybermax-tools.cybermax/send-email

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

Cobrain space.cobrain/cobrain

Shared Markdown memory for Claude, ChatGPT, Claude Code and Codex. OAuth, no API keys.

Lead Friendly com.leadfriendly/lead-friendly

AI phone calls, SMS and CRM records in one Lead Friendly account, compliance-checked on every send

OCOLO Project Requests io.ocolo.www/project-requests

Submit a data center colocation requirement to OCOLO; reaches 270+ providers. Email-verified.

Agent Exchange by Shekkizh site.chatgpt.sarath0210.shekkizh-agent-exchange/agent-exchange

Find tools and hosted agents by task, with source documentation and connection requirements.

Engram tools.engram/engram

Memory for AI agent teams across tools, sessions, repositories, and teammates.

Billsprig Invoice Maker dev.workers.cybermax-tools.cybermax/billsprig

Make invoice, quote and receipt PDFs from a chat: totals, tax, 26 currencies. Free, nothing stored.

RocketReach co.rocketreach/mcp

Verified work emails and phones from 700M+ contacts

Kaiku tech.kaiku/kaiku

Issue tracker and wiki for teams and their agents: find, file and update issues, write pages.

Signal by StackEnhance com.stackenhance/signal

How often 750+ e-commerce brands send marketing emails: counts, send dates, recent subject lines.

ChatterLab ai.chatterlab/chatterlab

Set up and improve AI chatbot agents: sources, test answers, weak answers, clients. Studio and up.

Snow Leo News & Social io.github.MagzhanSan/snowleo-media

Read Google News across 80 editions and any public Telegram channel, without an API key

Mailfornet com.mailfornet/mcp

Disposable email inboxes for AI agents: create an address, wait for the OTP or verify link.

Warmerly com.warmerly/warmerly

Cold email outreach: find leads, launch campaigns, fix deliverability, answer replies.

Calcupedia io.calcupedia/calcupedia

2,400+ calculators and unit converters with exact results and a live calculator card in the chat.

theHarvester Cloud - Email & Subdomain Finder io.github.AnshumanAtrey/theharvester-osint

theHarvester Cloud - Email & Subdomain Finder

SendFaxFast (AI Fax Credits) com.sendfaxfast/fax-credits

Send faxes from AI chat with prepaid credits (1 credit = 1 fax, up to 100 pages). PDF, JPG, PNG.

Agent-first workout and food log: sets and meals from chat, USDA and Open Food Facts macros, cards.

Email Verifier MCP io.github.PanStories/email-verifier-mcp

Verify email deliverability with RFC format, MX, SMTP and disposable-domain checks.

Hostilo app.hostilo/hostilo

Publish websites from your AI chat: pages, multi-file sites, ZIPs or templates, live in seconds.

Firmfold: Company Enrichment API io.github.shawmena-dotcom/company-enrichment

Firmfold: company enrichment by domain/email/name: logo, tech, contacts, jobs, firmographics.

flconsole — Upwork jobs com.flconsole/upwork-jobs

Free hosted MCP server: new Upwork jobs for your agent and Telegram alerts within a minute.

GrabMail disposable email io.grabmail/mcp

Disposable email for agents: create an inbox, wait for the message, read the code. No key needed.