
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: FlySketch is a free online whiteboarding and wireframing tool for teams. It allows real-time collaboration to create flowcharts, UX diagrams, website wireframes, and more. FlySketch has built-in shapes and templates to get started quickly.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API