Top 20 NuGet ORM Packages

The Teradata Entity Framework Core Provider is an implementation of a database provider for Microsoft Entity Framework Core (EFCore) v3.1. It allows EFCore applications to load data into or retrieve data from the Teradata Database or Teradata Advanced SQL Engine. See the Readme.txt included in the ...
.NET5 To Linq2db ORM
Streamx Linq to SQL for EF Core. It allows you to use C# (or your .NET language of choice) to write strongly typed queries. Interactive tutorial available at https://try.entitylinq.com/.
Model library for the ST/ORM (Startitecture.Orm) package.
Adds a ST/ORM IEntityMapper implementation based on AutoMapper.
An ORM that combines the speed of micro-ORMs with the flexibility of fluent queries and complex POCOs.
Essence.EntityFrameworkCore provides extensions to the Entity Framework Core for Audits and more. Continually updated with new features and bugfixes as necessary, commercially supported from Cedita.
Add a validation that all Entity Framework migrations have been executed, for a given DbContext, to a webapi healtchchecks collection.
Generating native sql triggers through migrations using EFCore entity builder.
Dapper.FastCrud is built around essential features of the C# 6 / VB that have finally raised the simplicity of raw SQL constructs to acceptable maintenance levels. These features leave no chance to mistypings or problems arising from db entity refactorings. Visual Studio 2015 or later is recommend...
GoodToCode.Shared.CognitiveServices
GoodToCode.Shared.Repository
NHibernate is a mature, open source object-relational mapper for the .NET framework. It is actively developed, fully featured and used in thousands of successful projects.
Simple backend code to provide pagination, sorting and filtering. It's not very smart but has Text, Number and DateTime filters. It also allows simple joins.
SQL Server database provider for the SnapObjects ORM (SnapObjects.Data).
OrmLite for SqlServer
VenturaSQL is the 3-tier SQL framework for C# projects where database access and web services are integrated into a single solution.
Provides a base when implementing the repository pattern with EF6.