Top 20 NuGet ORM Packages

EF+ Full Version | C# Entity Framework Utilities (Bulk Operations | Batch Delete | Batch Update | Query Cache | Query Filter | Query Future | Query Include | Audit)
Entity Framework Extensions extends your DbContext with high-performance bulk operations: BulkSaveChanges, BulkInsert, BulkUpdate, BulkDelete, BulkMerge, and more. Example: https://dotnetfiddle.net/awlJdf Benchmark: https://dotnetfiddle.net/35mQ0W Include free and prime features.
.Net Core 2.0 SqlSugar ORM ,High-performance, lightweight https://github.com/sunkaixuan/SqlSugar
EF+ Full Version | C# Entity Framework Utilities (Bulk Operations | Batch Delete | Batch Update | Query Cache | Query Filter | Query Future | Query Include | Audit)
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.
Data access layer for SQL server
Cache provider for NHibernate using .Net Core MemoryCache (Microsoft.Extensions.Caching.Memory).
SmartSql = MyBatis + Cache(Memory | Redis) + ZooKeeper + R/W Splitting +Dynamic Repository ....
A simple and sane data generator for populating objects that supports different locales. A delightful port of the famed faker.js and inspired by FluentValidation. Use Bogus to create UIs with fake data or seed databases. Get started by using Faker class or a DataSet directly.
MySQL provider for Entity Framework Core
T4 templates to generate data models for LINQ to DB SQL
LINQ to PostgreSQL is a data access technology that provides a run-time infrastructure for managing relational data as objects.
Entity Framework Core Second Level Caching Library.
SqlSugar ORM .Net Framework 4.0+ High-performance, lightweight http://www.codeisbug.com/Doc/8
Entity Framework: Bulk Insert, BulkSaveChanges, Bulk Update, Bulk Delete, Bulk Merge, and Bulk Synchronize. Support: SQL Server, SQL Azure, PostgreSQL Coming soon: SQL Compact, Oracle, MySQL, and SQLite This library is NOT FREE. Trial period always stops at the end of the month.
Adds basic support for "Upsert" operations to EF Core. Uses `INSERT … ON CONFLICT DO UPDATE` in PostgreSQL/Sqlite, `MERGE` in SqlServer and `INSERT INTO … ON DUPLICATE KEY UPDATE` in MySQL. Also supports injecting sql command generators to add support for other providers
Audit trail integrated with NHibernate.
An extremely easy to use Micro-ORM supporting Sql Server, MySQL, PostgreSQL, Oracle, Sqlite, SqlCE.
Design-time Entity Framework Core Functionality for MySQL Server.
Cache provider for NHibernate using ASP.NET Cache object.