
Exim
Sendmail
Mail-in-a-box
Zimbra
KumoMTA
iRedMail
OpenSMTPD
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.

Code Effects is the fastest and most intuitive .NET business rules engine trusted by government entities and Fortune 500 corporations all over the world
Which is more popular?
Based on our record, Postfix seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | postfix.org | codeeffects.com |
| Pricing | — | |
| Company | — | 2009 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Postfix yet.
Code Effects Software is the developer of state-of-the-art business rules engine that combines an incredible performance of rule evaluation with revolutionary web interface, allowing the end-users to author and manage their corporate business rules with no knowledge of programming languages or IT...
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Postfix is ideal for businesses, educational institutions, or individual users who need a robust and secure email server. It is especially recommended for environments requiring high-performance and stable email systems, as well as those looking for a solution that can handle large-scale email distribution efficiently.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Postfix and Code Effects. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Postfix is an MTA that allows the user to receive and deliver electronic mail. The platform is open-sourced that is easy to administer, attempts to be fast, and a secure way for the usage of EM. It is also known by...
Postfix is very emphatic when it comes to security. Like iRedMail, it is able to encrypt your sessions and perform certificate-based authentication to keep your mail services secure, private, and protected. Postfix...
We have no reviews of Code Effects yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Read the documentation on postfix.org and/or buy one of the many available Postfix books (it really helps to understand the Postfix philosophy). Source: over 5 years ago
Tracking Code Effects since Jan 2023.
When comparing Postfix and Code Effects, you can also consider the following products.

Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
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Sendmail is a general purpose internetwork email routing facility that supports many kinds of...
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Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Compare Mail-in-a-box to Postfix or Code Effects:

Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.
Compare Zimbra to Postfix or Code Effects:

KumoMTA is the world's first Open-Source MTA designed from the ground-up for large-volume senders. Get a fast, flexible, supported solution.
Compare KumoMTA to Postfix or Code Effects:

A fully fledged, free email server solution, an open source project (GPL v2).
Compare iRedMail to Postfix or Code Effects: