
Description: yWriter is a free word processor and story development tool for novelists. It allows you to break down your story into chapters and scenes, track characters, locations, items, view storyboards and more to help organize and write your novel.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: oStorybook is an open-source tool for designing and prototyping user interfaces. It allows developers and designers to build components and pages, add interactions, and test designs without needing to write code.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API