Developer links

General

• The Code Guru Source codes for working with .NET data I/O
• GitHub Home to the world's largest community of developers and their projects...
• .NET Multi-platform App UI Build native, cross-platform desktop and mobile apps all in one framework.

Software Design

• Design Patterns in C# and VB.NET
• UML Resource page

OpenGL

• OpenGL The Industry's Foundation for High Performance Graphics
• OpenTK The Open Toolkit is an advanced, low-level C# library that wraps OpenGL, OpenCL and OpenAL.
• SharpGL SharpGL is a C# library that allows you to use OpenGL in your .NET Framework based application with ease!

Logging/Tracing

• Logging Services Application logging/tracing for mostly any programming language or application type.

Installer

• WiX Toolset The most powerful set of tools available to create your Windows installation experience...

Source code documentation

• Doxygen - Generate documentation from source code

UnitTest framework

• NUnit is a unit-testing framework for all .NET languages. Initially ported from JUnit, the current production release, version 3, has been completely rewritten with many new features and support for a wide range of .NET platforms.