
Description: Rainlendar is an open source desktop calendar application for Windows, Mac and Linux. It supports calendar events, tasks, and weather information. Rainlendar is lightweight, customizable, and supports online calendar integration.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DigiCal is a free and open source calendar and scheduling app for Windows. It has a simple interface for creating and managing events, reminders, and to-do lists. Useful for personal and small business scheduling.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API