
Description: Mozilla Thunderbird is a free and open-source email client and personal information manager developed by the Mozilla Foundation. Known for its flexibility, Thunderbird provides email, chat, and news client functionalities. It supports a variety of email protocols, offers customization through add-ons, and focuses on user privacy.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Spicebird is a free, open source email and calendar suite that includes email, contacts, and calendaring. It works with existing email accounts and calendars and is available on Windows, Linux and Mac.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API