
Description: SQL Workbench/J is a free, DBMS-independent, cross-platform SQL query tool for database developers and administrators. It allows you to execute SQL scripts and view results in a simple GUI.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Valentina Studio is a free, open-source database modeling tool for designing and prototyping databases. It allows users to visually model databases in an intuitive diagram editor, generate schema and queries, and manage database connections without needing any coding. Valentina Studio is cross-platform and supports MySQL, MariaDB, Postgres, SQLite, ODBC, and Valentina DB databases.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API