
Description: Audio Config is a free open source audio configuration tool for Windows. It allows you to easily set the default audio playback and recording devices.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Sfen is an open-source screenshot annotation and collaboration tool. It allows users to take screenshots, draw on them, add text and comments, and collaborate with others.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API