Castle Project

Castle Project is an amazing open source project that delivers a wide array of features to ease the pain of developing applications in .Net.

Castle is an open source project for .net that aspires to simplify the development of enterprise and web applications. Offering a set of tools (working together or independently) and integration with others open source projects, Castle helps you get more done with less code.

Castle's goals are avoid code repetition, use convention instead of configuration whenever it's possible, and handle common tasks on the programmer's behalf.

Primarily DevDefined make use of two key components from the Castle Stack, the Windsor Container a very well engineered Inversion of Control Container and MonoRail a pure MVC framework for web development, inspired by the ActionPack (ah la Ruby On Rails).