
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: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Tasker is an Android automation app that allows users to create tasks that automatically perform actions on their device based on certain triggers. It enables full customization and control over device functions.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API