
Description: Crossnote is a free and open-source note taking app for Windows, macOS and Linux. It allows users to organize notes into notebooks, supports tagging and categories, rich text formatting with Markdown support, and includes collaboration features like sharing and commenting.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Turtl is an open-source, encrypted note-taking and knowledge base app. It allows users to store notes, bookmarks, documents privately with end-to-end encryption. Turtl syncs across devices while maintaining privacy.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API