Alternatives to smtp4dev for all platforms with any license

Platforms

Desktop

Web / Online

Indie / Classic

Other Platforms

  • FakeSMTP icon

    FakeSMTP

    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...

    Open Source Windows Mac Linux

  • Papercut icon

    Papercut

    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.

    Open Source Windows

  • LunaticSMTP icon

    LunaticSMTP

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

    Open Source Windows Mac Linux BSD JavaFX Java

  • mailosaur icon

    mailosaur

    Integrate email into your automated tests with mailosaur.

    Commercial Web / Cloud

  • SMTP Bucket

    A fake SMTP server for e-mail integration testing. We capture all the e-mails we receive and make them available via our website and REST API.

    Free Web / Cloud

  • Own Smtp Server icon

    Own Smtp Server

    Own SMTP Server is a SMTP server for Windows that lets you send email messages directly from your system. It's very simple but very useful you can use it instead of ISP's SMTP server to increase your security and privacy.

    Free Windows

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