
Description: Trelby is a free, open-source screenwriting program for Windows, Linux and macOS. It provides tools for writing, formatting and navigating screenplays with automatic script formatting, character name database and reporting tools. Trelby is lightweight, customizable and easy to use for all levels of screenwriters.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Amazon Storywriter is a free screenwriting software that allows writers to write screenplays online. It has features like auto-formatting, collaboration, outlining, tagging, and PDF export.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API