Top 20 NuGet ORM Packages

A simple xml helper to convert from xml to dynamic expandoObject
Project references for Entityspaces ORM Architecture v2012.1.0930.0 You will need to download Entityspaces Studio in order to generate your data layer. For further info, see the project site or http://download.cnet.com/EntitySpaces-Studio/3000-10250_4-10590953.html
EFHooks simplifies the task of hooking code into EF Code First's extension points and separates concerns to make it easy to unit test your hooking code.
A .NET 4.5 library which adds helper classes for unit testing against the MicroLite ORM Framework.
System.Data.Entity Repository Extension
Classes to serialize, deserialize and validate OData payloads. Enables construction of OData producers and consumers. Targets Windows Phone 7.1/8.0. Localized for CHS, CHT, DEU, ESN, FRA, ITA, JPN, KOR and RUS.
LINQ-enabled client API for issuing OData queries and consuming OData payloads. Supports OData v3. Targets Windows Phone 7.1/8.0. Localized for CHS, CHT, DEU, ESN, FRA, ITA, JPN, KOR and RUS.
EF Repository for Ndf
2nd level caching provider for NHibernate using Couchbase
As in, "where is my...?" Adds a Context property to your Entity Framework entities that holds a reference to the original ObjectContext or DbContext from which the entity was created.
MicroLite is a .NET 4.5 library providing a small lightweight or "micro" object relational mapping (ORM) for the Microsoft .NET framework.
A .NET 4.5 library which adds an extension for the MicroLite ORM Framework to integrate with ASP.NET MVC.
Grapes it is an utility library which takes care of mapping tree-like data structures into database. Probably you want to install Brandy.Grapes.NHibernate or Brandy.Grapes.FluentNHibernate
My package description.
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 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
Embedded web NHibernate console for NHibernate 1
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...