MailHog

Inspired by MailCatcher, easier to install.

• Download and run MailHog
• Configure your outgoing SMTP server
• View your outgoing email in a web UI
• Release it to a real mail server

Built with Go - MailHog runs without installation on multiple platforms.

Overview

MailHog is an email testing tool for developers:

• Configure your application to use MailHog for SMTP delivery
• View messages in the web UI, or retrieve them with the JSON API
• Optionally release messages to real SMTP servers for delivery

Getting started

1. Either:

• Download the latest release of MailHog for your platform
• Run it from Docker Hub or using the provided Dockerfile
• Read the deployment guide for other deployment options

2. Configure MailHog, or use the default settings:

• the SMTP server starts on port 1025
• the HTTP server starts on port 8025
• in-memory message storage

Features

• ESMTP server implementing RFC5321
• Support for SMTP AUTH (RFC4954) and PIPELINING (RFC2920)
• Web interface to view messages (plain text, HTML or source)
  • Supports RFC2047 encoded headers
• Real-time updates using EventSource
• Release messages to real SMTP servers
• Chaos Monkey for failure testing
  • See Introduction to Jim for more information
• HTTP API to list, retrieve and delete messages
  • See APIv1 and APIv2 documentation for more information
• Multipart MIME support
• Download individual MIME parts
• In-memory message storage
• MongoDB storage for message persistence
• Lightweight and portable
• No installation required

Contributing

MailHog is a rewritten version of MailHog, which was born out of M3MTA.

Clone this repository to $GOPATH/src/github.com/mailhog/MailHog and type make deps.

See the Building MailHog guide.

Requires Go 1.3+ to build.

Run tests using make test or goconvey.

If you make any changes, run go fmt ./... before submitting a pull request.

Licence

Copyright ©‎ 2014-2015, Ian Kent (http://iankent.uk)

Released under MIT license, see LICENSE for details.