This section takes a high-level look at the main differences between IBM® HTTP Server and the Apache HTTP Server.
IBM HTTP Server is based on the open source Apache Web server (httpd.apache.org), The Apache Web server can be built with many different capabilities and configuration options. IBM HTTP Server includes a set of features from the available options. For information about Apache Web server features supported in IBM HTTP Server, see the information center topics about Apache modules (containing directives), programs, Apache Portable Runtime (APR) and APR-util libraries, and Multi-processing module (MPM) and addressing modes.