Anito.net is an under development, simple, open source Object Relational Mapping framework for .Net that aims to speed up database-driven development through reusable patterns and database independent solutions. Supported database MS-SQL, MySQL, SQLite and MongoDB

AutoPoco is a highly configurable framework for the purpose of fluently building readable test data from Plain Old CLR Objects

Simple, Database-driven, Multiplatform, .Net web framework

CoolStorage.NET is a fully typed Object Relational Mapping library for .NET 2.0. Advanced use of generics make this ORM library extremely intuitive to use. As of May 1st, 2009, this project has been moved to the Vici Project (www.viciproject.com)

Just as the name, it's an data access component. It provides a library of classes and a tool, using it in .net project can make data accessing more easily.

DbEntry.Net (Leafing Framework) is a lightweight, high performance ORM compnent for .Net. It provides MVC, IoC framework as well.

D.NET (DDotNet) is a "Development for .NET" framework, created to help all developers to create a better applications. Contains a implementation of ORM (Object Relational Mapping) framework with Business Objects Framework and other components.

ECO ist a excellent framework for domain driven design developed by CapableObjects AB. Share your additional features in this contrib project.

FNHMVC is an architectural foundation for building maintainable web applications with ASP.NET, MVC, NHibernate & Autofac.

Next generation of Tesseract Solutions Corp. Data Access Base. Company name has changed, code has changed, but it is still quick and efficient.

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 * query through object navigation and LINQ Available options for object storage: * storing data in flat file * storing data in Apache Cassandra 10 cluster * flexible towards using any other 3rd party key/value storage implementations * easy switching between storages * data migration and upgrade

Linquify is a Visual Studio 2008/2010 Addin and C# .NET business class / DTO generator for LINQ to SQL and the Entity Framework. It supports rapid development of .NET and ASP .NET web application data layers allowing you to query as: Person.Load(5); Person.Name="n"; Person.Save()

A simple ORM library, using C#.

A rapid/high performance/distributed/ORM framework based on .NET 2.0. V3 of NBear is a super big re-design based on the experience of V2, which reserves the IoC and Web module of V2 and bring a new ORM (in NBear.Common/NBear.Common.Design and NBear.Data) Now hosted at http://sf.net/projects/nbear

Entity Oriented Programming Library: A .net Entity Language Provider, E# compiler and light weight business object framework. NBusiness features an Entity Definition Language known as E# (E Sharp). E is for Entity and # is a reference to C#, from which its syntax is based.

A simple utility to generate NHibernate mapping files and corresponding domain classes from existing DB tables. It currently generates one mapping file (.hbm.xml) and the corresponding Domain class (*.cs) from oracle or sql server.

Normal is a lightweight ORM library that uses reflection and attributes to make easier to mapping objects to tables and properties to columns. It's tested in Microsoft SQL Server 2000, 2005 and Firebird SQL 2.0.1 but can support other databases such as Oracle and MySQL. Also contains some helper classes to easier map properties with WinForms Controls and WebForm Controls.

Open Dataset eXtensions is a quite tiny but extremely powerful ORM framework. It utilizes all the power of ADO.NET and adds the natural ease of OOP. ODX delivers on-the-fly proxy generation, remoting, powerfull offline layer, savepoints/undo, persistent snapshots, SQL/XML datasource, paging, custom SQLs, etc.

Advanced NHibernate visual code generation tool for Oracle DBMS

A free and open source OR/M (Object Relational Mapping) project with very interesting capabilities, coded by Andrés G Vettori in C#.