Transactional Email

Resend

The email API for developers.

A modern email API designed for developers with a focus on great design and experience.

View tool details →

Knock

The notification infrastructure for developers.

An API and dashboard for managing product notifications across multiple channels.

View tool details →

Postmark

The email delivery service that people actually like.

A fast and reliable transactional email service focused on deliverability.

View tool details →

Courier

One API for all your product notifications.

A notification infrastructure platform that manages templates and routing across channels.

View tool details →

MailerSend

Transactional email service for developers. But better.

A transactional email service with a focus on ease of use and rich features.

View tool details →

Mailtrap

An Email Delivery Platform to test, send, and control your email infrastructure.

A platform for email testing, sending, and monitoring, all in one place.

View tool details →

ZeptoMail

A transactional email service that delivers.

A transactional email sending service from Zoho, focused on deliverability.

View tool details →

Netcore Email API (formerly Pepipost)

The AI-powered email delivery platform.

An email API platform focused on deliverability and powered by artificial intelligence.

View tool details →

Brevo (formerly Sendinblue)

The all-in-one marketing platform.

An integrated platform for marketing, sales, and transactional messaging.

View tool details →

Infobip

The world’s most connected cloud communications platform.

A global omnichannel communication platform with email, SMS, voice, and chat apps.

View tool details →

Customer.io

The automated messaging platform for tech-savvy marketers.

A customer engagement platform for sending automated emails, push, and SMS.

View tool details →

SocketLabs

The Smart Email Delivery Platform.

An email delivery platform for transactional and marketing emails with a focus on deliverability.

View tool details →

Mailgun

The Email Service for Developers.

An API-first email delivery service for sending, receiving, and tracking emails.

View tool details →

Amazon SES (Simple Email Service)

Flexible, affordable, and highly-scalable email sending and receiving service.

A cost-effective, cloud-based email service for businesses of all sizes.

View tool details →

MessageBird

The omnichannel automation platform.

A cloud communications platform for engaging customers across multiple channels.

View tool details →

SparkPost

The world's most trusted email sending and deliverability platform.

A high-volume email delivery and analytics platform for enterprises.

View tool details →

Mailjet

The all-in-one solution to create, send, and track your emails.

An email platform for both marketing and transactional emails, with a collaborative email editor.

View tool details →

Mandrill (Mailchimp Transactional Email)

Powerful transactional email from Mailchimp.

A transactional email API for Mailchimp users, for sending data-driven emails.

View tool details →

SendGrid

Email Delivery. Simplified.

A cloud-based email delivery platform for sending transactional and marketing emails.

View tool details →

Elastic Email

Reliable, scalable, and affordable email delivery.

An all-in-one email delivery platform offering both transactional and marketing services.

View tool details →