Open Source Papercut Alternatives

The best open source alternative to Papercut is MailDrop. If that doesn't suit you, our users have ranked more than 25 alternatives to Papercut and ten of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Papercut are Mailpit, MailHog, FakeSMTP and smtp4dev.

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Alternatives list

  1. MailDrop icon
     115 likes

    MailDrop is a free throwaway e-mail address. It's temporary. It's transient. It's disposable. It's meant for those times when you don't want to give out your real address. Just give someone any e-mail address in the maildrop.

    154 MailDrop alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
     
  2. Mailpit icon
     4 likes

    An email and SMTP testing tool with API for developers.

    34 Mailpit alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
     
  3. MailHog icon
     8 likes

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

    33 MailHog alternatives

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Docker
     
  4. FakeSMTP icon
     6 likes

    FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java.

    24 FakeSMTP alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
     
  5. Origami SMTP icon
     2 likes

    Origami SMTP 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.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
  6. LunaticSMTP icon
     2 likes

    LunaticSMTP is a dummy SMTP server with desktop GUI for testing email sending applications.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • JavaFX
    • Java
     
  7. MailDev icon
     1 like

    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.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Docker
     
  8. Mailocal icon
     1 like

    A local SMTP server with email display, used mostly for development of other apps. Think unlimited Mailtrap that runs on your own computer.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
     
10 of 10 Papercut alternatives