There was a need to work with the MS SQL database, but I did not want to install and understand the complex SQL Management Studio program, and this product turned out to be very easy to install and use. For more then 2 month i've used the tool haven't came across any issues.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
DbSchema - DbSchema - Visual Database Design & Management Tool
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DataGrip - Tool for SQL and databases
pgModeler - Open source data modeling tool designed for PostgreSQL. No more DDL commands written by hand. Let pgModeler do the job for you!