"An Immediate Mode GUI Library for Developing User Interfaces" matching MCP connectors:
Matching Connector Tools:
DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.
Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
Give an agent its own inbox: send, receive, and pull signup codes from real email.
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.
MCP server for Nylas — read email, calendars, events and contacts, and send email or create events.
Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.
Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.
Hosted email for AI agents: create inboxes, send, receive, and reply over MCP with scoped API keys
Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.
Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.
Unified inbox MCP for WhatsApp, Telegram, Email, voice — read/send messages, search, AI agents.
Send transactional pdfs for AI agents via SMTP. Templates included.
Send transactional emails for AI agents via SMTP. Templates included.
Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.
Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.
Microsoft Exchange MCP server - hosted, multi-user, incl. Exchange on-prem & hybrid (EWS)
Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links. 34 tools; bearer auth with an mfx_ API key (free tier).
Phone, SMS & email for AI agents. One remote MCP server (Streamable HTTP, OAuth or API-key auth, no local install) exposing call, sms, email, and event tools; also usable via CLI, Python SDK, and OpenAPI. Self-hostable, AGPLv3.