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.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.