Origami SMTP Alternatives

    Origami SMTP is described as 'was created with the idea to have a fake email server for testing purposes that supported TLS. This is because the code the developer was working on at the time had several hard coded values enforcing TLS so most other solutions would not work' and is an app in the Development category. There are more than 10 alternatives to Origami SMTP for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and SaaS. The best alternative is MailHog, which is both free and Open Source. Other great apps like Origami SMTP are Ethereal Email (Free), Mailtrap (Freemium), FakeSMTP (Free, Open Source) and Papercut (Free, Open Source).

    This page was last updated Oct 11, 2021

    1. MailHog

      • Free • Open Source
      • Mac
      • Windows
      • Linux
      • Docker
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      MailHog is an email testing tool inspired by MailCatcher, but easier to install. - Configure your application to use MailHog for SMTP delivery - View emails in the web UI, or through JSON API - Release messages to real SMTP servers for delivery
    2. Ethereal is a fake SMTP service, mostly aimed at Nodemailer users (but not limited to). It's a completely free anti-transactional email service where messages never get delivered.
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    4. Mailtrap is a fake SMTP server for development teams to test, view and share emails sent from the development and staging environments without spamming real customers.
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    5. FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java. Configure your application to use "localhost" as your SMTP server, and all emails will be intercepted and displayed in this software.
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    6. Papercut

      • Free • Open Source
      • Windows
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      Papercut is a simplified SMTP server designed to only receive messages (not to send them on) with a GUI on top of it allowing you to see the messages it receives.
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    8. Sendria (formerly MailTrap) is a SMTP server designed to run in your dev/test environment, that is designed to catch any email you or your application is sending, and display it in a web interface instead of sending to real world.
    9. QA tool for automating end-to-end email tests. Get unlimited private email addresses and inboxes for testing new user signups, transactional emails and drip campaigns, deliverability and spam scores, etc. Integrates with your CI/CD workflow. Includes spam testing.
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    10. MailDev

      • Free • Open Source
      • Mac
      • Windows
      • Linux
      • BSD
      • Self-Hosted
      • Docker
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        MailDev is a simple way to test your project's generated emails during development with an easy to use web interface that runs on your machine built on top of Node.js.

      • LunaticSMTP

        • Free • Open Source
        • Mac
        • Windows
        • Linux
        • BSD
        • JavaFX
        • Java
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        LunaticSMTP is a dummy SMTP server with desktop GUI for testing email sending applications. To use it, start LunaticSMTP and configure your application to use 'localhost' as it's SMTP server. Now it will catch messages sent to it and allow you to view them.
        No screenshots yet

      • smtp4dev

        • Free • Proprietary
        • Windows
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        Dummy SMTP server that sits in the system tray and does not deliver the received messages. The received messages can be quickly viewed, saved and the source/structure inspected. Useful for testing/debugging software that generates email.
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      Showing 10 of 17 alternatives