
Description: EXPERTool is an open-source requirements engineering tool that supports modeling, analysis, and management of requirements. It allows creating diagrams such as use case, activity, sequence, and state machine diagrams to capture requirements.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: NVClock is a free, open source program that allows you to customize and enhance the Windows system clock. It lets you change the appearance, format, and functionality of the clock with different themes, calendars, alarms, timers, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API