不论您在学习或者借用这里无疑是个好地方：
http://csharp-source.net/

C# Open Source

Open Source Aspect-Oriented Frameworks in C#

• AspectSharp - Aspect# (pronunced as AspectSharp) is a free AOP ( Aspect Oriented Programming ) framework for the .NET Framework, it uses Dynamic Proxies and XML configuration files as basis.

• See all Open Source Aspect-Oriented Frameworks in C#

Open Source Bloggers in C#

• tBlogger - tBlogger provides a complete blog site written in C# with ASP.NET that uses XML as a backend.

• See all Open Source Bloggers in C#

Open Source Build Systems in C#

• NAnt - NAnt is a Ant like build tool for .NET

• See all Open Source Build Systems in C#

Open Source Charting & Reporting Tools in C#

• NChart - NChart provides a wealth of 2D charting for use in business, in education and at home.

• See all Open Source Charting & Reporting Tools in C#

Open Source Chat Servers in C#

• Dot Net Chat server - A Chat Server and Client Application written in .Net FrameWork

• See all Open Source Chat Servers in C#

Open Source Content Management Systems (CMS) in C#

• ndCMS - ndCMS is a content management system written in C# that features a user manager, file manager, a WYSIWYG editor and built-in http compression (for those who are not running at least IIS 6 and/or don''t have access to modify your IIS settings directly and/or those who don''t want to spend a small fortune on a third party HTTP Compressor). The goal of ndCMS is to provide a quick and easy way to deploy a .net website while saving you time and money.

• See all Open Source Content Management Systems (CMS) in C#

Open Source Code Coverage Tools in C#

• NCover - A test code coverage tool for C# .NET

• See all Open Source Code Coverage Tools in C#

Open Source Forum Software in C#

• YetAnotherForum - Yet Another Forum.net is a opensource discussion forum or bulletin board system for web sites running ASP.NET. It is ASP.NET based with a MS SQL backend database.

• See all Open Source Forum Software in C#

Open Source IDEs in C#

• SharpDevelop - #develop (short for SharpDevelop) is a free IDE for C# and VB.NET projects on Microsoft''s .NET platform.

• See all Open Source IDEs in C#

Open Source Installers Generators in C#

• NInstall - A project to produce an open source package that can compete with the commercial installer products

• See all Open Source Installers Generators in C#

Open Source Inversion of Control Containers in C#

• StructureMap - StructureMap is a lightweight Inversion of Control (IoC) Container written in C# for .NET development. StructureMap can improve the architectural qualities of an object oriented .NET system by reducing the mechanical costs of good design techniques.

• See all Open Source Inversion of Control Containers in C#

Open Source Issue Tracking Software in C#

• BugBye - BugBye is a web-based bugtracking system developed using ASP.NET technology and C# as scripting language

• See all Open Source Issue Tracking Software in C#

Open Source Logging Tools in C#

• log4net - log4net is a tool to help the programmer output