Robuta

https://www.nuget.org/packages/EntityFramework.Seeder.EF6/
Easily seed an Entity Framework context with data from CSV files
nugetgalleryentityframeworkseeder
https://www.nuget.org/packages/CKSource.CKFinder.Connector.KeyValue.EntityFramework
An EntityFramework key-value store for CKFinder
nugetgalleryconnectorentityframework
https://www.nuget.org/packages/Microsoft.EntityFramework.SqlServer/6.5.0
SQL Server provider for Entity Framework 6 with the Microsoft.Data.SqlClient ADO.NET provider.
nugetgallerymicrosoftentityframework
https://www.nuget.org/packages/Calliope.EntityFramework/
nugetgallerycalliopeentityframeworkbeta
https://www.nuget.org/packages/Z.EntityFramework.Plus.EFCore/10.105.2.1
Entity Framework Plus extends your DbContext with must-haves features: Include Filter, Auditing, Caching, Query Future, Batch Delete, Batch Update, and more...
nugetgalleryzentityframeworkplus
https://www.nuget.org/packages/CExtensions.EntityFramework/1.1.5
Entity Framework Extensions and Helpers for all Cextensions projects in .net
nugetgalleryentityframework
https://www.nuget.org/packages/CExtensions.EntityFramework/1.1.1
Entity Framework Extensions and Helpers for all Cextensions projects in .net
nugetgalleryentityframework
https://happydevops.com/2020/10/23/howto-manejar-error-cannot-insert-duplicate-key-row-in-object-con-entityframework-en-try-catch/
En este post te voy a explicar como puedes atrapar el error 'Cannot insert duplicate key row in object' en un bloque try/catch cuando usas Entity Framework.
duplicate keyhowtomanejarerrorcannot