
Description: openElement is an open-source user interface design and prototyping tool. It allows designers and developers to rapidly design, prototype and iterate on web and mobile app designs through its flexible drag and drop editor.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: HyperText Studio is a lightweight yet powerful HTML, CSS and JavaScript editor for building modern websites. It has an intuitive interface, smart code completion and error checking to boost productivity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API