
Description: Sankey diagrams are a type of flow diagram that visualizes the flow of materials, energy, or value from one process to the next. They illustrate all outputs and inputs and allow viewers to see efficiencies and waste.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SankeyDiagram.net is a free online tool to easily create Sankey diagrams. It allows users to visually map flows between different entities with customizable nodes and links. The interface is intuitive and does not require registration.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API