
Description: MockoFun is a user interface and prototyping tool that allows designers and developers to quickly create mockups and prototypes for web and mobile apps. It has a large library of UI components and templates to speed up design.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Polotno Studio is a free and open-source graphic design and photo editing software. It provides professional-level tools for image editing, vector graphics, web design, UX design, print projects and more. It has features similar to Photoshop and Illustrator.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API