
Description: Ardesia is a free, open source software program for Linux that allows users to turn their computer into an interactive whiteboard. It can be used for presentations, teaching, or collaborating by drawing on the screen with a stylus or other pointing device.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ScreenBrush is a simple screen annotation tool for Windows that allows users to draw, type, and highlight directly on the screen to provide visual context. It has basic tools for quick screenshots with markup.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API