Top 20 NuGet mapping Packages

SavantBuffer's DbConnector: A performance-driven and ADO.NET data provider-agnostic ORM library for .NET
Caching provider for NHibernate using NCache Enterprise. Supports SqlCacheDependency, allowing SQL Server changes to invalidate the cache.
Caching provider for NHibernate using NCache Professional.
Caching provider for NHibernate using NCache OpenSource.
This library provides auditing capabilities for data model objects.
Mapsui - Library for mapping
The Telerik.DataAccess.Fluent NuGet package is designed for projects containing classes that are stored using Telerik Data Access. It can be utilized for defining your data access model using the code-only Fluent Mapping. It provides the assembly references and project enhancements made by the Tele...
SimpleMapper is built from the ground up with performance and modern testability software practices in mind. It is light-weight tool for mapping between objects across software tiers. Efficient data tier mapping is achieved using LINQ projection whilst in-memory mappings can be defined by implementi...
Pomona security extensions.
An alternative "Plain Old C# Objects" mapper with minimal configuration required.
Ditto - the friendly POCO mapper for Umbraco
TypeConverter is a lightweight, portable class library which allows to convert between objects of different types. This library is shipped with some basic sample converters, however, you are free to write your own type converters and register them in the IConverterRegistry.
NHibernate is a mature, open source object-relational mapper for the .NET framework. This package enables the ability to use lazy-loading with Castle dynamic-proxy.
Pomona shared library between server and client.
This package contains Telerik.OpenAccess.Web.dll targeted for .Net 2.0/3.5 projects
DBのSelect,Insert,Update,Delete操作を拡張メソッドで提供します。 属性/ラムダ式の指定をもとに内蔵クエリビルダが実行SQLを自動生成します。SQL記述不要でDBを参照更新できます。 This library provides CRUD operations of the database as Extension Methods. By specifying Attribute / Lambda-Expression, You can perform database query/update using Dapper without writing SQL.
This library allows Semiodesk.Trinity to use the OpenLink Virtuoso store directly through the ODBC interface.
A simple object mapping library.
Additional attributes for AutoMapper.