"Using Python REPL from an MCP server on Windows" matching MCP connectors:

Scan and fix email auth (SPF, DMARC, DKIM, MX, blacklists, expiry) + DNS checks. Validated fixes.

Read-only Amazon SES observability: search events, inspect bounces, pull delivery stats.

Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.

Gives an AI agent its own email address: create mailboxes, send and reply, read the inbox, and block until a reply arrives. Includes a draft lifecycle so a human can approve outbound mail before it sends.

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox. $99/mo.

Find and enrich leads, run multi-channel outreach, and manage the sales pipeline.

Hosted MCP server for outreach: copy audits, sequence planning, subject line scoring, UTM builder.

7 sales-outreach persona and skill products plus deliverability tooling over MCP: audit_copy scores email copy out of 100 for spam triggers and personalization, sequence_planner builds opt-out-respecting cadences, subject_line_scorer ranks up to 20 lines, utm_builder produces tracking URLs, and get_free_skill loads any product's complete free gateway skill.

Read your AI-written daily briefing and retune the filter behind it: feeds, newsletters, topics.

Task-scoped email inboxes for AI agents: read mail, extract verification codes, and reply.

Send transactional email, run campaigns, manage contacts and automations, audit deliverability.

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

Manage Subscribers, Broadcasts, Sequences, Automations, and reporting in Mailrith.

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

AI invoice follow-up emails for freelancers. Draft-only, never sends for you.

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files. Local, free.

Verify email addresses and clean lists to improve deliverability and sender reputation.

Read your own DMARC aggregate and forensic reports: sources, alignment, alerts, CSV export.

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

Capture receipts, scan Gmail, analyze spending, and create reviewed reports from AI assistants.