
Description: Notesnook is a free online note taking application that allows users to easily create, organize, and share notes. Key features include rich text editing, tagging, search, and the ability to embed images, links, code snippets, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Heptabase is an open-source database management system built for developers to easily store, query, and manage data at any scale. It offers a flexible document data model with automatic indexing and powerful aggregations.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API