Castle Windsor is a best of breed, mature Inversion of Control container available for .NET.

See the documentation.

See the releases.

Castle Windsor is © 2004-2018 Castle Project. It is free software, and may be redistributed under the terms of the Apache 2.0 license.

If you would like to use preview NuGet's from our CI builds on AppVeyor, you can add the following NuGet source to your project:

https://ci.appveyor.com/nuget/windsor-qkry8n2r6yak

The following conditional compilation symbols are currently defined for Windsor:

• CASTLE_SERVICES_LOGGING - enables access to Castle.Services.Logging.log4netIntegration and Castle.Services.Logging.NLogIntegration in the logging facility.
• FEATURE_APPDOMAIN - enables support for features that make use of an AppDomain in the host.
• FEATURE_ASSEMBLIES - uses AssemblyName.GetAssemblyName() and Assembly.LoadFile().
• FEATURE_EVENTLOG - uses Castle Core APIs that are based on the Windows Event Log.
• FEATURE_GAC - enables support for obtaining assemblies using an assembly's long form name.
• FEATURE_GETCALLINGASSEMBLY - enables code that uses System.Reflection.Assembly.GetCallingAssembly().
• FEATURE_ISUPPORTINITIALIZE - enables support for features that make use of System.ComponentModel.ISupportInitialize.
• FEATURE_NETCORE_REFLECTION_API - provides shims to implement missing functionality in .NET Core that have no alternatives.
• FEATURE_PERFCOUNTERS - enables code that uses Windows Performance Counters.
• FEATURE_REMOTING - supports remoting on various types including inheriting from MarshalByRefObject.
• FEATURE_SECURITY_PERMISSIONS - enables the use of CAS and Security[Critical|SafeCritical|Transparent].
• FEATURE_SERIALIZATION - enables support for serialization of dynamic proxies and other types.
• FEATURE_SYSTEM_CONFIGURATION - enables features that use System.Configuration and the ConfigurationManager.
• FEATURE_URIMEMBERS - enables code that uses Uri.SchemeDelimiter.

The following conditional compilation symbols are defined for tests only under .NET 4.5:

• FEATURE_CODEDOM - enables code that uses System.CodeDom.
• FEATURE_CONSOLETRACELISTENER - enables code that requires System.Diagnostics.ConsoleTraceListener.
• FEATURE_THREADABORT - enables code that uses Thread.Abort().
• FEATURE_WPF - enables code that uses PresentationCore.dll.
• NUNIT_SETCULTUREATTRIBUTE - uses NUnit.Framework.SetCultureAttribute.
• NUNIT_TIMEOUTATTRIBUTE - uses NUnit.Framework.TimeoutAttribute.