MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
DataGrip - Tool for SQL and databases
Modelio - Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI.
HeidiSQL - HeidiSQL is a powerful and easy client for MySQL, MariaDB, Microsoft SQL Server and PostgreSQL. Open source and entirely free to use.