DeliverStack - Transactional Email Infrastructure

Reliable Transactional Email Infrastructure

DeliverStack helps developers and businesses send transactional emails at scale with reliable delivery, analytics, and domain authentication.

Platform Features

SMTP Relay

Send transactional emails through secure SMTP infrastructure designed for reliability.

REST Email API

Integrate DeliverStack easily using our powerful REST API.

Email Analytics

Track delivery rate, opens, bounces, and complaints through an intuitive dashboard.

Bounce Tracking

Automatic bounce and complaint monitoring keeps your sender reputation healthy.

Domain Authentication

Authenticate domains using SPF, DKIM, and DMARC for improved deliverability.

Webhook Events

Receive real-time delivery notifications directly in your applications.

Email Delivery Dashboard

125K

Emails Sent

99.2%

Delivery Rate

0.6%

Bounce Rate

0.02%

Complaints

Developer Integration

POST /api/send-email

{
  "to": "user@example.com",
  "subject": "Account Verification",
  "message": "Welcome to DeliverStack!"
}

Developers can send emails using SMTP or REST API with minimal configuration.

Pricing

Starter

10,000 emails per month

Basic analytics

Growth

$29

100,000 emails per month

Advanced analytics

Webhooks

Business

Custom

Custom email volume

Dedicated support

Priority infrastructure

About DeliverStack

DeliverStack is a cloud email infrastructure platform built for developers and businesses that need reliable transactional email delivery. Our platform powers notifications, password resets, order confirmations, and security alerts for modern applications and SaaS platforms.

Acceptable Use Policy

DeliverStack enforces a strict anti-spam policy. Only permission-based emails are allowed.

No unsolicited bulk email.
Compliance with CAN-SPAM and GDPR.
Accounts sending spam will be suspended.
All sending activity is monitored for abuse.