
Description: Mailtrap is an email testing and fake SMTP service for developers. It allows sending and receiving email messages without actually delivering them, useful for testing email functionality in applications under development.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Mailosaur is an email testing and automation platform for developers. It allows you to easily catch, view, and test emails from your web app by providing an email address to your app. Mailosaur makes it easy to test email sending, monitor email contents, extract data from emails, and automate email workflows for testing.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API