Are you installing Npgsql for use with , Excel , or a custom .NET application ? Installation | Npgsql Documentation
To ensure the driver works correctly for external applications, follow these steps: npgsql msi download
For most C# or VB.NET coding projects, you should use NuGet. However, the MSI is required when you need of the driver: Are you installing Npgsql for use with , Excel , or a custom
The Npgsql team discontinued the MSI installer starting with version 5.0.0. To download the MSI, you must access older versions on the official page: To download the MSI, you must access older
During the "Custom Setup" step, you must explicitly check the "Npgsql GAC Installation" and "Entity Framework 6 GAC Installation" (if needed) boxes. These are often disabled by default.
Ensure you download the version (x86 or x64) that matches the architecture of the application using it (e.g., 64-bit Power BI requires the 64-bit MSI).
These versions do not offer an MSI . If your application requires a GAC installation for a newer version, you must manually register the DLLs using gacutil.exe .