The Apache HTTP Server Project is an effort to develop and maintain an open-source HTTP server for modern operating systems including UNIX and Windows.

The goal of this project is to provide a secure, efficient and extensible server that provides HTTP services in sync with the current HTTP standards.
  • Netcraft July 2022; Apache continues to hold on to the top spot in the market share of the top million busiest sites with 22.33%, with nginx in close second at 21.55%