
Description: Prototracker is a user experience (UX) prototyping tool that allows designers to quickly create interactive prototypes and wireframes for websites and mobile apps. It has a simple drag-and-drop interface with pre-built components and templates to help accelerate the design process.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Klystrack is a free chiptune tracker for Windows, macOS and Linux. It allows users to compose and sequence retro-style video game music using a track-based sequencing interface modeled after classic trackers from the 80s and 90s.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API