
Description: m4Book is an open-source eBook manager and reader software for Windows. It allows users to organize, catalog, and read their digital book libraries. m4Book supports popular eBook formats like EPUB, MOBI, AZW, PDF, etc.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Audiobook Builder is software that allows you to easily convert text documents like ebooks into professional quality audiobooks. It has text-to-speech capabilities and tools to edit the audio output.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API