
Description: Guarddog is a free, open source firewall program for Linux systems. It aims to provide an easy to use interface for configuring a firewall on Linux, allowing users to securely control incoming and outgoing network traffic.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: TinyWall is a free, open-source firewall software for Windows that monitors network activity and blocks malicious connections. It is lightweight, customizable, and easy to use.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API