ProjFS Microsoft.Windows.ProjFS by: Microsoft ProjFS Deprecated .NET Core 3.1 This package targets .NET Core 3.1. The package is compatible with this framework or higher. .NET Framework 4.6.1 This package targets .NET Framework 4.6.1. The package is compatible with this framework or higher. 82,294 total downloads last updated 8/4/2021 Latest version: 1.2.21216.1 A managed-code API for the Windows Projected File System.