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What is MailHog?

It is an email testing tool for developers. You can configure your application to use MailHog for SMTP delivery. You can view messages in the web UI, or retrieve them with the JSON API.
MailHog is a tool in the Email Testing category of a tech stack.
MailHog is an open source tool with 6.7K GitHub stars and 472 GitHub forks. Here’s a link to MailHog's open source repository on GitHub

Who uses MailHog?

10 companies reportedly use MailHog in their tech stacks, including CODIUM, Development Stack, and AHOI.

27 developers on StackShare have stated that they use MailHog.

MailHog Integrations

MailHog's Features

  • ESMTP server implementing RFC5321
  • Support for SMTP AUTH (RFC4954) and PIPELINING (RFC2920)
  • Web interface to view messages (plain text, HTML or source)

MailHog Alternatives & Comparisons

What are some alternatives to MailHog?
It runs a super simple SMTP server which catches any message sent to it to display in a web interface. It catches all mail and stores it for display. It shows HTML, Plain Text and Source version of messages, as applicable.
We offer one platform that covers all email-related needs in one place: testing, sending, and in-depth tracking to control how email infrastructure works and performs.
It is a free and open-source mail transfer agent that routes and delivers electronic mail. It is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program. Now at Google, Wietse continues to support it.
Litmus is a testing service for web and marketing professionals. It allows people to cross-browser test their websites, and test their email newsletters across a range of email clients and spam filters.
Email on Acid
Email on Acid is the most affordable, self-serve email testing platform in the world. We can help you maximize the success of your email marketing efforts by diagnosing and improving your renderability, deliverability, click-throughs and conversions.
See all alternatives

MailHog's Followers
54 developers follow MailHog to keep up with related blogs and decisions.