
Description: SQLDbm is an open-source relational database management system that uses SQL to manipulate data stored in disk files. It is lightweight, easy to use, and suitable for small to medium-sized databases.
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