
Description: Notion Calendar is a calendar and task management app for individuals and teams. It allows users to schedule events, set reminders, organize tasks, and collaborate with others. Key features include customizable calendar views, task management and progress tracking, and integration with other apps like Google Calendar.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

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: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API