Habanero

Habanero is an open source Enterprise Application Framework for .Net that provides the tools to produce an agile application from the data layer through to the front-end. Released for free under the LGPL license, it persists data to and from the database using object relational mapping (ORM), manages business objects to support a rich domain model, and generates user interfaces to display and edit the mapped data.

Operations:
>ORM: Map database tables to objects in code
>Generate UI forms from templates
>Reverse engineer class definitions from existing databases
>Support variable data sources, including an in-memory database
>FireStarter GUI class definitions xml manager
>Generate user interfaces at runtime and map properties to controls
>Develop for both desktop (with Windows Forms) and web (with Gizmox Visual WebGUI)
>Source code included
>Define all mapping in a single XML file
>Switch between database vendors with one setting
>Support for MySQL, MS Sql Server, MS Access, Oracle, PostgreSQL, SQLite, Firebird

Features:
>Supports several object inheritance structures/formats
>Supports relationships between objects
>Migration support to upgrade databases of outdated client installations
>Generate fully functional grids from database data
>Supports deletion prevention or cascading deletes on multiple relationships
>Set load criteria on collections
>Choose between single or composite primary keys
>Generate editing forms to edit data and persist changes
>Central form control for MDI-based applications
>Generate combo-box content dynamically from the database