Skip to content

LiteSpeed Web Server


LiteSpeed Web Server (LSWS) is a high performance, secure, easy-to-use web server, and can be used as a drop-in replacement for an Apache web server. It can handle thousands of concurrent connections with a small memory footprint, and can thwart incoming attacks with ease.

Minimum system requirements

Operating System

  • Linux: kernel 3.0+
  • CentOS: 7+
  • Ubuntu: 14.04+
  • Debian: 8+
  • FreeBSD: 9+


  • Intel: x86-64


  • 512MB and up


  • Installation: 200MB
  • Runtime: 300MB and up, swapping space depends on usage.

Additional Support

If you've read the documentation and still have questions, more help is available here:


Do you have some thoughts about this documentation site? Join our GoLiteSpeed Slack, drop by the #documentation channel, and let us know what you think!

Last update: February 14, 2022