apache: apache (The Apache HTTP Server) apache: apache: Apache is an HTTP server designed as a plug-in replacement for the apache: NCSA HTTP server. It fixes numerous bugs in the NCSA server and apache: includes many frequently requested new features, and has an API which apache: allows it to be extended to meet users' needs more easily. apache: apache: Apache is the most popular web server in the known universe; over apache: half of the servers on the Internet are running Apache or one of apache: its variants. apache: