Top 20 NuGet mapper Packages

Sqlite support for the Data Mapper in Griffin Framework
using AutoMapper by attribute
KoduStore makes marries objects and LevelDB UWP in a delightful way. It's a really basic document store with support for primary and secondary index support; this will solve most of your problems. Right now it's a PCL (for UWP).
An object to object mapper
Shmapper is a lightweight mapper for Sharepoint lists (2010 and 2013) for CSOM. Maps ListItem fields to strongly typed entities and provides handy interface to work with them.
EasyPersist SQL Server Light ORM Framework.
Maps interface properties to document type properties. Works for 6.x and 7.x.
A releational object mapper
Maps interface properties to document type properties. Untested below 7.5
Auto generate stored procedure proxies based on defined interfaces
Helps developers query Sitecore through the Item Web API and map custom models to Sitecore Items
This is a fork of Glass.Mapper, maintained by Chris van de Steeg. The fork contains several fixes for codefirst and contentsearch usage. ---------------------------------------------------------------------- An ORM for Sitecore. Map item data from Sitecore straight onto objects. Al...
Use this reflection based object mapper on your net core projects. No configuration needed but possible.
Package Description
A easy-to-use and high performance Micro-ORM for .NET
A easy way to map ViewModels to Entity Data object. Examples on http://www.eknak.com.br/EFMapper
Simple mapper from SQL Server data (stored procedures or SQL queries) to Objects.
This is a fork of Glass.Mapper, maintained by Chris van de Steeg. The fork contains several fixes for codefirst and contentsearch usage. ---------------------------------------------------------------------- An ORM for Sitecore. Map item data from Sitecore straight onto objects. Al...
Library for Linq2DB integration of generating POCO classes from a SQL database or applying changes to a SQL database based on POCO classes and attributes.