
Description: Flatsies is a web-based design and prototyping tool for creating mockups and wireframes. It provides a simple drag-and-drop interface for building website and app layouts without coding.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Notable is a free, open-source note taking app that emphasizes simplicity and ease of use. It has basic formatting options, tags for organization, full-text search, and supports syncing to various cloud services.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API