Top 8 Open-Source Alternatives to EmailSuccess

Product categories

Email Email Delivery Email Marketing Email Marketing Platforms Email Newsletters MTA Newsletter Marketing SMTP Server Self-hosted Email Transactional Email

Summary

The top open-source alternatives to EmailSuccess are Postmark, Exim, and Sparkpost. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Postmark Landing Page
1

Postmark

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
Pricing:
- Open Source
#Email Delivery #Email Marketing #Email Marketing Platforms 49 social mentions
Exim Landing Page
2

Exim

Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Pricing:
- Open Source
#SMTP Server #Email #MTA
Sparkpost Landing Page
3

Sparkpost

Deliver your app and website emails on time and to the inbox. Trusted to send 25% of the world's non-spam email. Email delivery for companies big and small.
Pricing:
- Open Source
#Email Marketing #Email Delivery #Email Marketing Platforms 3 social mentions
kumomta.com
4

KumoMTA

KumoMTA is the world's first Open-Source MTA designed from the ground-up for large-volume senders. Get a fast, flexible, supported solution.
Pricing:
- Open Source
- Free
- Free Trial
#Email #Self-hosted Email #SMTP Server 1 social mentions
Postal Landing Page
5

Postal

Open source mail delivery platform, alternative to Mailgun or Sendgrid
Pricing:
- Open Source
#Email #Email Marketing #Transactional Email
Courier-MTA Landing Page
6

Courier-MTA

The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open...
Pricing:
- Open Source
#SMTP Server #MTA #Email
OpenSMTPD Landing Page
7

OpenSMTPD

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with...
Pricing:
- Open Source
#SMTP Server #Email #MTA 2 social mentions
Mailgun Landing Page
8

Mailgun

A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
Pricing:
- Open Source
#Email Delivery #Transactional Email #Email Marketing 11 social mentions