One framework for creating powerful cross-platform games.
Mono open source ECMA CLI, C# and .NET implementation.
Accessibility bridge between UIA and Gnome's ATK
MonoDevelop is a cross platform IDE mostly aimed at Mono/.NET developers
Tools and libraries to glue C/C++ APIs to .NET
Light-weight build/packaging/bundling system for OS X, Linux, and Windows.
System.Drawing implementation using CoreGraphics.
Gtk# is a Mono/.NET binding to the cross platform Gtk+ GUI toolkit and the foundation of most GUI apps built with Mono
Source from the Microsoft .NET Reference Source that represent a subset of the .NET Framework
Packaging metadata for mono-project.com packages
A cross-platform UI toolkit for creating desktop applications with .NET and Mono
Automated jgit port to c#
Mono.Addins is a generic framework for creating extensible applications, and for creating add-ins which extend those applications.
Desktop Photo Management software built on top of the Gnome platform, F-Spot
New TLS implementation for Mono.
Roslyn Compiler - Tracks Mono Patches
LIbrary for reading and writing metadata in media files
CocosSharp is a C# implementation of the Cocos2D and Cocos3D APIs that runs on any platform where MonoGame runs.