"A GitHub repository for agent guardrails" matching MCP connectors:
Matching Connector Tools:
Agent-run cold-email infra: 24 MCP tools, live sending, free sandbox. $99/mo, concierge go-live.
MCP server for Tomba email finder, verification, and contact enrichment API
DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.
Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.
Give an agent its own inbox: send, receive, and pull signup codes from real email.
Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.
Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay
Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.
Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.
Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.
Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.
Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).
Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.
Send transactional emails for AI agents via SMTP. Templates included.
Send transactional pdfs for AI agents via SMTP. Templates included.
AI agent email — 23 tools free to read inbox, 28 paid to send. $9.99/mo. Token auto-provisioned.
AI-powered virtual assistant that connects to Gmail, Outlook, Slack, Salesforce, HubSpot, Google Calendar, DocuSign, QuickBooks, and 20+ other services. Manage your entire professional life through a single Claude conversation — email, calendar, CRM, documents, travel, expenses, and more.
Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.