Postfix Alternatives for Windows

Postfix is not available for Windows but there are some alternatives that runs on Windows with similar functionality. The best Windows alternative is Mailpit, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Postfix and eight of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to Postfix are MailHog, Inbucket, Microsoft SMTP Server and BulkMTA.

Postfix iconPostfix
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Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to...

More about Postfix
More about Postfix
Postfix alternatives page was last updated Jan 5, 2025
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  1. Mailpit icon

    Mailpit

     2 likes
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    An email and SMTP testing tool with API for developers.

    33 Mailpit alternatives

    License model

    • Free • Open Source

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    Mailpit screenshot 1

    Mailpit Features

    1.  Email validation
    2.  REST API
    3.  Email testing

    Mailpit VS Postfix

     

    • Mailpit is the most popular Windows alternative to Postfix.

    • Mailpit is Free and Open SourcePostfix is also Free and Open Source
  2. MailHog icon

    MailHog

     8 likes
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    MailHog is an email testing tool inspired by MailCatcher, but easier to install.

    33 MailHog alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Docker
    MailHog screenshot 1
    Discontinued

    The last version (1.0.1) is from August 2020, and the project is unmaintained. https://github.com/mailhog/MailHog/issues/442

    MailHog Features

    1.  Portable
    2.  Email Forwarding
    3.  SMTP Support

    MailHog VS Postfix

     
    Comments about MailHog as an Alternative to Postfix
    Guest
    Negative May 9, 2021
    0

    Mailhog is for testing if another application can send mails.

    Postfix is for sending and receiving mails.

    Postfix Icon
    MailHog icon

    • Some users think MailHog is a great Postfix alternative, some don't.

    • MailHog is Free and Open SourcePostfix is also Free and Open Source

  4. Inbucket

     1 like
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    Inbucket is an email testing application; it will accept messages for any email address and make them available to view via a web interface.

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    Inbucket screenshot 1

    Inbucket Features

    1.  POP3 Support
    2.  SMTP Support
    3.  REST API

    Inbucket VS Postfix

     
  5. Microsoft SMTP Server icon

    Microsoft SMTP Server

     1 like
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    Configure SMTP e-mail in IIS when you want to deliver e-mail messages from your site. Mail can be delivered immediately or it can be delivered to a file location on disk where it can be retrieved for delivery later.

    License model

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    Microsoft SMTP Server screenshot 1

    Microsoft SMTP Server Features

    1.  Exchange
    2.  Email Forwarding
    3.  SMTP Support

    Microsoft SMTP Server VS Postfix

     

    • Microsoft SMTP Server is the most popular commercial alternative to Postfix.

    • Microsoft SMTP Server is Paid and ProprietaryPostfix is Free and Open Source

  6. BulkMTA

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    BulkMTA is Commercial Mail Server Similar to PowerMTA. IP Rotation, DKIM, Sender / Receiver Rate limiting.

    License model

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    BulkMTA VS Postfix

     
  7. E-MailRelay icon

    E-MailRelay

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    A lightweight mail server with SMTP and POP3 support. It mainly used as store-and-forward mail server with POP access to spooled messages or it can be used as a personal internet mail server.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    Usage scheme

    Properties

    1.  Privacy focused

    Features

    1.  No Tracking
    2.  Support for Aliases
    3.  Ad-free
    4.  Multiple Account support
    5.  POP3 Support
    6.  SMTP Support
    7.  Email automation

    E-MailRelay VS Postfix

     
  9. Lettre icon

    Lettre

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    Lettre is a mailer library for Rust.

    License model

    • Free • Open Source

    Platforms

    • Mac
    • Windows
    • Linux

    Lettre Features

    1.  SMTP Support

    Lettre VS Postfix

     
  10. Hectane icon

    Hectane

     2 likes
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    An SMTP client that is extremely easy to configure and use, providing a simple HTTP API that is used for sending emails.

    License model

    • Free • Proprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    • Linux

    Hectane Features

    1.  SMTP Support

    Hectane VS Postfix

     
8 of 8 Postfix alternatives