FakeSMTP Alternatives

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

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

Email Testing for QA & Development Teams.

Fake SMTP server for safe email testing. Stop accidentally spamming your customers.

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.

MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...

A SMTP server with JavaFX GUI interface, TLS, HTML messages, and attachment support.

End-to-end email testing made easy

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.

freemium

Dummy SMTP server with JavaFX gui for testing email sending applications - anlar/lunaticsmtp

Smtp4dev is an all-in-one SMTP server designed to develop and test emails in your applications.

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.

A web based fake SMTP server for e-mail integration testing.