A tiny and easy to use log library for C/C++. Written in C.
Customizable log message format for global and specified output target
Cross platform support. Tested: linux, win32, wince, mac
The Winfessor Enhanced .NET Trace Library is written in VB.NET, supports class level configuration, and contains both console and Winforms trace receiver interfaces. To use it you simply put a Traceable attribute on your class and call a static method.