Top 20 NuGet ORM Packages

Obj2Schema generates a SQL schema from object metadata. Lightweight and flexible, it supports SQL Server, MySql and Sqlite SQL dialects, and is easily extendable It allows for straight translation from .NET to SQL types, but does not yet generate relations.
XGENO.DBMapper is a simple, easy-to-use and powerful OR Mapper (just 15KB) for your database queries. It is set of extension methods (on the SQL Connection), which execute a SQL query (simple, parameterized, stored procs etc.) and return the data as a list of .NET objects (classes that you have crea...
Lightweight implementation of the ActiveRecord pattern, built on top of the 10gen Mongo C# driver.
IdentityMap plugin for Ormongo
Helper for running integration tests using Ormongo against a test MongoDB instance
Immutable Object Graph database for .NET has following goals: * enable native .NET objects to be stored anywhere * thread safe objects using isolated workspaces * multiple versions of the data * object database for embedded and medium scale systems * zero-configuration code first entity modelling *...
Lightweight, low memory footprint and high performance library, The Inverted Software DataBlock helps creating objects and lists from stored procedures or queries output as well as updating records from models. Usage looks like: CRUDHelper.GetObjectList<Category>(() => new Category(), "GetCategories...
MicroLite ORM is a micro Object Relational Mapper for the .NET framework designed for ease of use, testability and extensibility.
Object-relational mapping framework built using the Gang of Four's "Flyweight" pattern.
A simple xml helper to convert from xml to dynamic expandoObject
Easiest and fastest Micro ORM, you've got the queries, you've got the objects, take the best of two worlds ! This is only the core, you should reference an existing database provider.
TypeSql compiles annotated SQL into strongly-typed data-access-objects
IvyORM is an extremely simple yet powerful Micro-ORM that extends DbConnection and DbTransaction. With IvyORM boilerplate code is reduced while keeping SQL a first class citizen.
A simple .NET assembly that provides an object-relational mapping abstraction layer for geodatabase feature classes and tables. It converts features and rows into a (lazy) sequence of strongly-typed objects. *Requires ArcGIS Desktop, Engine or Server 10.0, 10.1, 10.2, 10.3, 10.4, 10.5 or 10.6. A G...
FastData is a simple and fast .NET micro ORM that can be used as ultra-fast data access layer of high-performance .NET projects.
Virtual Object DataBase
A basic library implementation for persistent classes.
A light, simple, flexible, open source and generally awesome micro ORM.
Micro ORM for .NET
Dapper.Fluent is a small and easy library that supports fluent API for query construction and execution over database connection using Dapper.Net.