
Description: Paint.NET is a free, open source raster graphics editor for Windows. It has an intuitive and innovative user interface with support for layers, transparency, special effects, and plugins. Paint.NET is a lightweight yet powerful alternative to paid software like Photoshop.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Sagelight is a free, open-source diagramming and vector graphics software. It offers an intuitive interface for creating flowcharts, UML diagrams, network diagrams, mockups, and more. Key features include native cross-platform support, extensibility via plugins, and integration with Git version control.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API