
Description: Opera Free VPN is a free, unlimited VPN service provided by the Opera browser. It allows users to change their virtual location, access region-restricted content, and encrypt their web traffic through Opera's servers.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Tor Browser is a free, open source web browser that allows users to access the internet anonymously by routing connections through the Tor network. It prevents tracking and surveillance of online activity.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API