Open Source C++ Logging Software for Linux

log4cplus is a simple to use C++ logging API providing thread-safe, flexible, and arbitrarily granular control over log management and configuration. It is modelled after the Java log4j API.

New version 1.03 is released! Check it out. LogEngine is a C++ library for easy and flexible logging to files. Multithreaded, easy to use and fast. Automatic logfile backup (several modes). A small amount of code. Platform Independent.

LogEngine2 is a C++ header only library for easy and flexible logging. Contains small amount of code in compare with other logging libraries. Just copy the files from include folder to your project folder and use a C++20 compiler. LogEngine2 can load loggers from .lfg file. Examples of .lfg files are included into bundle. LogEngine2 provides various log targets: regular files, rotating log files, console logging, string stream, user custom function. Log line format is easy configurable.