
Description: Pttrns is a web-based design tool and pattern library that allows designers and developers to easily browse mobile design patterns for inspiration. It includes a large library of common UI patterns seen in popular mobile apps.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Interfaces.pro is a user interface design tool that allows you to quickly create interactive prototypes and wireframes for websites, mobile apps, and other software. It has a large component library and supports rapid iterations.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API