Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux

Mailpit is the most popular Windows, Mac & Linux alternative to Imitate Email.
Mailpit is the most popular Open Source & free alternative to Imitate Email.
- Mailpit is Free and Open Source
Imitate Email is described as 'Fake SMTP server for developers and testers. It includes an embeddable widget so that testers can quickly see sent emails alongside the app they're testing' and is an website in the office & productivity category. There are more than 10 alternatives to Imitate Email, not only websites but also apps for a variety of platforms, including Windows, Linux, Mac and SaaS apps. The best Imitate Email alternative is Mailpit, which is both free and Open Source. Other great sites and apps similar to Imitate Email are MailHog, MailMug.net, Mailtrap and Papercut.

Mailpit is the most popular Windows, Mac & Linux alternative to Imitate Email.
Mailpit is the most popular Open Source & free alternative to Imitate Email.
MailHog is an email testing tool inspired by MailCatcher, but easier to install.

Capture SMTP traffic from staging and dev environments. Easily validate email content text or HTML/CSS. Utilize an Email Sandbox to thoroughly examine and troubleshoot emails within staging, development, and quality assurance (QA) environments prior to sending them to recipients...

MailMug.net is the most popular Web-based alternative to Imitate Email.
Mailtrap is an Email Delivery Platform for businesses and individuals to Test, Send, and Control their email infrastructure performance.



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.




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



MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a web interface. Run mailcatcher, set your favourite app to deliver to smtp://127.0.0.1:1025 instead of your default SMTP server, then check out http://127.0.0.



Email Testing for QA & Development Teams. Catch every email your product sends, analyze it's contents, follow links and test deliverability all via the Mailosaur API.

Mailosaur is the most popular commercial alternative to Imitate Email.
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.


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.


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.



testmail.app is the most popular SaaS alternative to Imitate Email.