BTsys - The Bug Tracking System

BTsys is a lightweight desktop bug tracking system, written using C# and ADO.NET for accesing to database. Easy to install and learn how to use. Distributed under the terms of the GNU General Public License.
Features:
- Main programming language - C#
- Target platform - Windows with .NET Framework
- Database - any server or desktop engine via ADO.NET
- Target audience - individual developers and small teams 2-20 members

Go to http://btsys.sourceforge.net/

See also these related projects.