
Description: Calibre is a free and open-source e-book computer software application suite which runs on multiple platforms, allows users to manage e-book collections as well as create, edit, and read e-books. It supports a variety of e-book formats.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Citadel Ebook Manager is open-source software for organizing and managing ebook collections. It allows you to catalog, tag, and search your ebooks, as well as customize metadata and bookshelves.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API