
Description: not8 is an open-source note taking application focused on privacy and security. It allows users to easily take notes, organize them, and sync between devices while keeping data encrypted locally.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Flameshot is an open source screenshot software for Linux. It has annotation and markup tools to add text, shapes, colors etc. to screenshots. It allows uploading images to Imgur and copy to clipboard easily.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API