Mailslurper screenshot

Mailslurper

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Updated: 26 Sep 2025
1492 Stars

Local, web-based mail server application. Slurp mails into oblivion!

Overview

MailSlurper is a lightweight SMTP mail server designed for developers and small teams looking to streamline their email testing processes without the complexity of a full-fledged email server setup. Its straightforward configuration allows you to quickly set up the server and start capturing emails for testing purposes, making it an invaluable tool for anyone working with mail-enabled applications.

The strength of MailSlurper lies in its simplicity and efficiency. With easy installation and minimal setup requirements, developers can focus on building and testing their applications rather than getting bogged down in server configurations. It captures emails in a database, providing a convenient interface to access and review emails at any time.

Features

  • Lightweight Design: MailSlurper is small and easy to set up, perfect for individual developers and small teams.
  • Easy Configuration: Just set up MailSlurper and configure your application to send mail through it without complicated steps.
  • Email Capture: Automatically stores sent emails in a database, allowing for easy access and review at your convenience.
  • Open Source Flexibility: Built with various open source libraries, giving developers the ability to tweak and modify as needed.
  • Cross-Platform Support: Works seamlessly on Unix-style systems like Ubuntu or OSX, making it adaptable for many development environments.
  • No Risk Testing: Allows for safe testing of email functionality without the hassle or risks associated with a traditional email server.