You can execute this command to add the packages to the Web project dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Hangfire.AspNetCore && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Hangfire.SQLite && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Storage.Net && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Elsa.Persistence.EntityFramework.Sqlite && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Elsa.Server.Api && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Elsa.Server.Hangfire --version 2.2.1 && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Elsa.Activities.Http --version 2.2.1 && dotnet add DocumentManagement/src/DocumentManagement.Web/DocumentManagement.Web.csproj package Elsa.Activities.Email --version 2.2.1 And this command to add the packages to the Workflows project dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Elsa && dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Elsa.Activities.Email && dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Elsa.Activities.Http && dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Elsa.Persistence.EntityFramework.Core && dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Elsa.Server.Hangfire && dotnet add DocumentManagement/src/DocumentManagement.Workflows/DocumentManagement.Workflows.csproj package Microsoft.EntityFrameworkCore And then this command to add the packages to the Core project dotnet add DocumentManagement/src/DocumentManagement.Core/DocumentManagement.Core.csproj package Storage.Net && dotnet add DocumentManagement/src/DocumentManagement.Core/DocumentManagement.Core.csproj package Microsoft.Extensions.Options && dotnet add DocumentManagement/src/DocumentManagement.Core/DocumentManagement.Core.csproj package MediatR And finally this command to add the packages to the Persistence project dotnet add DocumentManagement/src/DocumentManagement.Persistence/DocumentManagement.Persistence.csproj package Microsoft.EntityFrameworkCore.Design && dotnet add DocumentManagement/src/DocumentManagement.Persistence/DocumentManagement.Persistence.csproj package Microsoft.EntityFrameworkCore.Sqlite && dotnet add DocumentManagement/src/DocumentManagement.Persistence/DocumentManagement.Persistence.csproj package Microsoft.Extensions.Hosting.Abstractions You also need to install this tool globally dotnet tool install --global dotnet-ef And then you can generate migrations by running this command inside the Persistence project dotnet ef migrations add Initial Also make sure that the Persistence project targets net5.0 <TargetFramework>net5.0</TargetFramework>