
Description: Light Firefox is a lightweight web browser based on Firefox that aims to use fewer system resources and improve speed. It has options to disable unused features and reduce memory usage.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Vivaldi is a free, open source web browser developed by Vivaldi Technologies. It is known for its high level of customizability and focus on privacy. Vivaldi has a clean, minimal interface and features like tab stacking, built-in note taking, and session snapshots for saving and restoring browser sessions.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API