The "standalone installer" is a concept that has evolved significantly across different versions of Visual Studio. While it was once a completely independent setup file, modern versions require it to be managed through the Visual Studio Installer or via specific extensions. Modern Installation (Visual Studio 2019, 2022, & 2026)
The is a specialized setup package for SQL Server Data Tools (SSDT) that allows developers to install essential Business Intelligence (BI) authoring tools—including Analysis Services (SSAS), Integration Services (SSIS), and Reporting Services (SSRS)—without needing a pre-existing full version of Visual Studio. ssdt standalone installer