
Description: Waterfox is an open-source web browser that focuses on power users, customization, and privacy. It is based on Firefox but aims to be faster and include more customization options out of the box. Waterfox does not collect user data or include telemetry and aims to provide an efficient yet private browsing experience.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Sielo Browser is an open-source web browser focused on simplicity and ease of use. It has a clean interface, good performance, and supports extensions. Sielo is based on the Qt Framework.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API