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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 and in less time.

News & Events

• July 21st, 2010: Krzysztof Kozmic announced the release of Castle Windsor 2.5 beta 2 (see announcement for beta 1 here).
• May 18th, 2010: John Simons announced the release of Castle Scheduler 1.0.
• May 17th, 2010: Craig Neuwirt announced the release of Synchronize Facility 1.1.
• May 16th, 2010: John Simons announced the release of ActiveRecord Integration 1.1.
• May 15th, 2010: Henrik Feldt and John Simons announced the release of Transaction Services 2.0 and Automatic Transaction Management 2.0.
• April 2010: We started migrating and updatign our documentation. Currently the docs can be found here. We appreciate contributing to the effort!
• March 2010: Our main source code repository has moved to Git.
• January 17th, 2010: Ken Egozi announced the release of Castle Monorail 2.0.
• January 15th, 2010: Markus Zywitza announced the release of Castle ActiveRecord 2.1.1.
• January 15th, 2010: John Simons announced the release of TemplateEngine Component 1.1.1.
• January 14th, 2010: G. Richard Bellamy announced the release of Castle Validator 1.1.1 and Castle Binder 1.1.1.
• January 11th, 2010: Jonathon Rossi and Krzysztof Kozmic announced the release of Castle Windsor 2.1 packaged with logging facility, Castle Dynamic Proxy 2.2 along with Castle Core 1.2 including now integrated EMail sender component and packaged with logging services.
• December 4th, 2009: Jonathon Rossi and Daniel Holbling announced the release of Castle Pagination 1.1.
• November 22nd, 2009: Craig Neuwirt announced the release of DictionaryAdapter 1.1.
• September 29th, 2009: Jonathon Rossi and John Simons announced the release of NVelocity 1.1 and TemplateEngine Component 1.1.
• August 13th, 2009: Mauricio Scheffer created a Castle blog aggregator (and RSS feed).
• April 20th, 2009: Krzysztof Kozmic set up the Castle Project on UserVoice to allow the community to submit and vote on ideas.

MonoRail is a MVC framework inspired by ActionPack, a paradigm shift to simplicity.

The enterprise data mapping pattern implemented using NHibernate.

A lightweight inversion of control container core.

Augments the MicroKernel with features demanded by most enterprise projects.

Castle Components is a set of simple, general purpose and reusable components.

Castle Services abstract and define contracts for common enterprise application needs.