
Description: BookStack is an open source knowledge management platform to help build and organize wikis for internal or public use. It allows you to collaboratively write and structure documents to organize knowledge, notes or documentation.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PopNotes is a free, open-source note taking and organizing software for Windows. It has a simple interface for quickly capturing thoughts, to-dos, notes, and web content. Key features include tagging, search, cloud sync, Markdown formatting, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API