Mono Project is an Open Source implementation of the various ECMA and .NET framework technologies for Unix, Mac OS X, and Windows. The project includes a compiler, a class library, and a CLI runtime engine.
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完整的 C# 5.0 编译器与异步编程支持，C# 交互式 shell，用于 4.5 配置文件支持，新的微软打开源堆栈、 运行时优化、 改进的 Mac OS X 和 iOS 的支持，以及更多。
A complete C# 5.0 compiler with asynchronous programming support, a C# interactive shell, support for the 4.5 profile, new Microsoft open source stacks, runtime optimizations, improved Mac OS X and iOS support, and much more.
