
Description: Dudmail is a free, ad-supported email service that provides users with a basic email account with limited storage space. It has a simple interface and few advanced features, making it a decent option for basic email needs.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MailNesia is an open-source, self-hosted webmail client focused on privacy and security. It allows users to access their email from any device with a browser using end-to-end encryption and two-factor authentication.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API