
Description: Xournal++ is a free, open-source notetaking and sketching software for Linux. It supports pen input and annotations on PDFs. Key features include sticky notes, rulers, page templates, shape recognition, and LaTeX support.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: CollaNote is a free online collaborative whiteboard tool for teams. It allows real-time collaboration on whiteboards, with features like drawing, typing text, uploading images, video chat, and more. Great for agile teams, design teams, remote teams, and education.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API