
Description: KeyCastr is a free open-source software for macOS that displays keystrokes on screen as you type. It helps improve typing accuracy and efficiency. KeyCastr highlights keys pressed with visual feedback in real-time.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: KeyDisplayer is a free, open-source program that displays keyboard and mouse inputs on the screen. It is useful for demonstrations, tutorials, gaming live streams, and accessibility.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API