
Description: FB2 Reader is a free eBook reader that supports the FictionBook (FB2) format. It has a simple, clean interface allowing for easy navigation of FB2 files. Key features include table of contents support, bookmarks, search, variable font sizes, and night mode.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API