
Description: Project Gutenberg is an online library containing over 60,000 free eBooks. The eBooks are available in epub, Kindle, HTML and simple text formats. The library focuses on public domain content.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PageFlip-Flap is a digital flipbook software that allows users to convert PDFs into realistic 3D page-flipping ebooks. It has templates, animation effects, and sharing options to create and publish flipbooks.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API