apache-log4cxx: apache-log4cxx (A logging framework for C++) apache-log4cxx: apache-log4cxx: Apache log4cxx is a logging framework for C++ patterned after Apache apache-log4cxx: log4j, which uses Apache Portable Runtime for most platform-specific apache-log4cxx: code and should be usable on any platform supported by APR. Apache apache-log4cxx: log4cxx is licensed under the Apache License, an open source license apache-log4cxx: certified by the Open Source Initiative. apache-log4cxx: apache-log4cxx: Log4cxx is designed to be reliable, fast and extensible. Since apache-log4cxx: logging is rarely the main focus of an application, the log4cxx API apache-log4cxx: strives to be simple to understand and to use.