
Description: Context Viewer is a cross-platform open source file viewer that supports viewing over 300 file formats. It has a clean and simple interface allowing users to quickly open files without installation.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SageThumbs is an open-source web gallery software that helps you easily manage and showcase your photo and video galleries online. It has features like thumbnail generation, permissions management, integration with cloud storage, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API