Inbucket disposable webmail

Inbucket is an email testing application; it will accept messages for any email address and make them available to view via a web interface.

Learn more Demo time! Download it

Why Inbucket?

Need to test your webapps outbound emails with Mailinator but stuck behind a firewall? Want to keep the new application you are developing secret until it’s time to release it? Need to validate that emails go out as part of your integration test suite? Want to send a link to a coworker demonstrating an email without giving them your gmail password? Need to load test your application without melting your corporate Exchange server? Want to use production data in your test environment without the risk of test messages leaking to an end user? Need to preview emails in multiple desktop email clients? Use Inbucket!

Project Status

Build Status Docker Image

Inbucket is currently production quality: it is being used for real work.

Our docker image has been downloaded more than a million times!

There is plenty more to do; check the issues list for details.

Latest News

Second beta release of Inbucket 3.1.0

05 Feb 2024

We’ve published v3.1.0-beta2, containing many improvements from the 3.0.x series. The most significant features in 3.1.x thus far:

  • Lua scripting to support more complex configurations and integrations
  • The ability to reject mail based on the origin domain
  • Expanded TLS support for SMTP and POP3 services

More details can be found in the CHANGELOG

Binaries and Linux packages available on GitHub

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