IronRuby - opensource-implementation of the Ruby language for the .NET platform has received an update. A new version of IronRuby 1.1 is available for download with the following changes and innovations:
Changed the IronRuby license from MSPL to the Apache License (Version 2) due to the fact that related DLR and IronPython projects were also transferred under this license;
IronRuby 1.1 no longer supports .NET 2.0 SP1, the minimum platform version that IronRuby supports is .NET 3.5, .NET 4.0 is strongly recommended;
This version of IronRuby adds support for extension methods in .NET, including support for LINQ extension methods.
In addition, some problems were fixed and bugs were fixed.