
Description: Mermaid is an open-source tool that allows you to create diagrams and visualizations using text and code. It is designed to integrate with documentation sites and wikis to add charts and graphs through a simple markdown-inspired script language. The key benefit is the ability to generate complex diagrams that are portable, themeable, and easy to edit programmatically.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: DBDiagram.io is a free online database diagram drawing tool that allows users to visually design and model relational databases. It provides an intuitive drag and drop interface to create tables, relationships, views, keys, indexes and more. The diagrams can be exported as SQL scripts, PDF documents or PNG images.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API