Email Services skills for AI agents
17 practitioner-grade email services skills, each a focused Markdown document your agent loads into context on demand. Search them from Claude Desktop, Cursor or any MCP client, or pull one with the CLI.
All 17 skills
- AWS Ses
Send email at scale with Amazon SES (Simple Email Service). Use this skill when the project needs to integrate AWS SES for transactional email, bulk sending, email receiving, configuration sets, event publishing, dedicated IPs, custom MAIL FROM domains, or cost-optimized high-volume email. Covers the SES v2 API, templates, configuration sets, event destinations, and deliverability dashboard.
243 lines - Brevo
Send transactional and marketing email with Brevo (formerly Sendinblue). Use this skill when the project needs to integrate Brevo for transactional email, marketing campaigns, SMS, WhatsApp, CRM contacts, automation workflows, or multi-channel messaging. Covers the Brevo API v3, transactional templates, contacts, campaigns, automation, and webhook processing.
204 lines - Courier
Send transactional notifications including email with Courier. Use this skill when the project needs to integrate Courier for multi-channel notification orchestration, email delivery through multiple providers, template management with a visual designer, routing rules, user preference management, bulk sends, and delivery tracking. Covers the Send API, automations, user preferences, and provider failover.
318 lines - Customerio
Send transactional and marketing email with Customer.io. Use this skill when the project needs to integrate Customer.io for behavioral email automation, transactional messages via the Transactional API, event-driven campaigns, segment-based messaging, webhook handling, and customer data management. Covers the Track API, Transactional API, campaign workflows, and data-driven personalization.
276 lines - Email Deliverability
Optimize email deliverability across any provider. Use this skill when the project needs to improve inbox placement, configure SPF, DKIM, and DMARC, manage sender reputation, handle bounces and complaints, warm new IPs or domains, or debug delivery issues. Provider-agnostic best practices for getting email into the inbox.
183 lines - Loops
Send transactional and marketing email with Loops. Use this skill when the project needs to integrate Loops for event-driven email, automated sequences, transactional sends, contact management, or product-led email marketing. Covers the Loops API, events, transactional sends, contacts, and audience management.
178 lines - Mailchimp Transactional
Send transactional email with Mailchimp Transactional (formerly Mandrill). Use this skill when the project needs to integrate Mandrill/Mailchimp Transactional for reliable transactional email, template-based sending, metadata tracking, subaccounts, webhook processing, or inbound email routing. Covers the Mandrill API, templates, subaccounts, metadata, and webhooks.
201 lines - Mailgun
Send transactional and marketing email with Mailgun. Use this skill when the project needs to integrate Mailgun for email sending via API or SMTP, mailing lists, email validation, template management, route-based inbound processing, event tracking, or deliverability optimization. Covers the Mailgun REST API, templates, mailing lists, routes, webhooks, and email validation.
236 lines - Mailjet
Send transactional and marketing email with Mailjet. Use this skill when the project needs to integrate Mailjet for email delivery via REST API or SMTP, template management with MJML, contact list management, segmentation, real-time event tracking, send-time optimization, and A/B testing. Covers the Send API v3.1, template language, contact management, and event webhooks.
319 lines - Mailtrap
Send and test email with Mailtrap. Use this skill when the project needs to integrate Mailtrap for email testing in development, transactional email sending in production, email previewing, HTML validation, spam score checking, or sandbox email capture. Covers both Mailtrap Email Testing (sandbox) and Mailtrap Email Sending (production transactional API).
188 lines - Nodemailer
Send email with Nodemailer in Node.js. Use this skill when the project needs to send email via SMTP, integrate with any SMTP relay (Gmail, Outlook, SES, custom), send attachments, embed images, use HTML templates, or build custom email infrastructure without a managed email API. Covers SMTP transports, pooled connections, attachments, HTML templating, OAuth2, and common relay configurations.
225 lines - Plunk
Send transactional and marketing email with Plunk. Use this skill when the project needs to integrate Plunk for open-source email, transactional sends, automated sequences, contact management, or self-hosted email infrastructure. Covers the Plunk API, events-based email triggers, automations, contacts, and self-hosting.
161 lines - Postmark
Send transactional email with Postmark. Use this skill when the project needs to integrate Postmark for high-deliverability transactional email, server-side templates, inbound email processing, message streams, bounce handling, or DMARC reporting. Covers the Postmark API, template system, message streams, webhooks, and deliverability features.
212 lines - React Email
Build email templates with React Email. Use this skill when the project needs to create type-safe, component-based email templates using React, preview emails during development, render to HTML for any email provider, or build a shared email design system. Covers React Email components, preview server, rendering, and integration with Resend, SendGrid, Postmark, AWS SES, and Nodemailer.
234 lines - Resend
Send transactional and marketing email with Resend. Use this skill when the project needs to integrate Resend for sending email, managing contacts, handling webhooks, building templates, or setting up mailing lists and broadcasts. Covers single sends, batch sends, scheduling, React Email templates, domain verification, webhook processing, idempotency, deliverability, and compliance.
245 lines - Sendgrid
Send transactional and marketing email with SendGrid (Twilio). Use this skill when the project needs to integrate SendGrid for sending email via API or SMTP, dynamic templates, contact management, marketing campaigns, email validation, webhook event processing, or deliverability optimization. Covers the v3 Mail Send API, dynamic transactional templates, Marketing Campaigns, suppressions, and Event Webhook.
221 lines - Sparkpost
Send transactional and marketing email with SparkPost (now MessageBird). Use this skill when the project needs to integrate SparkPost for high-volume email delivery via REST API or SMTP, recipient lists, stored templates, A/B testing, engagement tracking, suppression management, webhooks, and deliverability analytics.
277 lines