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.
Eclipse aCute - Eclipse aCute is an add-on that enhances the Eclipse IDE with multiple tools to help developers write efficient code in C# and its .NET Core framework.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Snippet Compiler - Authors description: "Snippet Compiler compiles snippets."
DataGrip - Tool for SQL and databases
LINQ Insight - Execute LINQ Queries directly from Visual Studio without building the application. Verify your LINQ queries in a single click and view data with LINQ Insight!
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.