
Description: Stud.io is a free, open source Lego CAD software that allows users to digitally build Lego models. It has a large library of Lego parts and intuitive building tools for creating detailed Lego designs.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Konstruktor is a visual website and landing page builder that allows users to create professional looking websites without coding. It has an intuitive drag and drop interface withprebuilt sections and templates. Key features include customizable designs, SEO optimization, and integration with email marketing and payment platforms.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API