SSMS is a software application that is used for configuring, managing, and administering all components within Microsoft SQL Server. It includes both script editors and graphical tools which work with objects and features of the server.
Azure Data Studio (formerly SQL Operations Studio) is a free, light-weight tool, that runs on Windows, macOS, and Linux, for managing SQL Server, Azure SQL Database, and Azure SQL Data Warehouse; wherever they're running.
Database browser is an universal table editor. This easy to use tool allows user to connect to any database and browse or modify data, run sql scripts, export, import and print data. And the most important thing it is Free-ware.