FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux



There are many alternatives to smtp4dev for Mac if you are looking for a replacement. The best Mac alternative is FakeSMTP, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to smtp4dev and four of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to smtp4dev are Origami SMTP, LunaticSMTP and MailDev.
FakeSMTP is a Free Fake SMTP Server with GUI for testing emails in applications easily. It is written in Java.



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.




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



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.

Cross-Platform with TLS support.