
Description: JDiskReport is an open-source disk space usage visualization tool for Windows. It allows users to easily see which folders and files are taking up the most space on their hard drives.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: GrandPerspective is a free open source disk space analyzer for macOS. It allows users to visually see what files and folders are taking up space on their hard drives. It uses a treemap layout to display folders and files proportionally to their size to give users a sense of disk usage at a glance.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API