cross platform, open source .NET developement framework
Mono is an open source implementation of .NET Development Framework. Its objective is to enable UNIX developers to build and deploy cross-platform .NET Applications. The project implements various technologies developed by Microsoft that have now been submitted to the ECMA for standardization. Mono provides the necessary software to develop and run .NET client and server applications on BSD, Linux, Solaris, Mac OS X, Windows and Unix.
Homepage: https://gitlab.winehq.org/mono/mono
Maintainer: Robert Nagy <robert@openbsd.org>