
Description: Evolution is an open-source email client for Linux designed to be simple, fast, and secure. It supports standard email protocols like IMAP, POP3, and SMTP and includes features like spam filtering, email signatures, calendar integration, and customizable themes.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GNOME Calendar is a free and open source calendar application for Linux and Unix-like systems developed as part of the GNOME desktop environment. It allows users to create and view events, set reminders, import online calendars, and create to-do lists.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API