Source: Wikipedia, the free encyclopedia.
Original author(s)Jan Kneschke
Initial releaseMarch 2003; 20 years ago (2003-03)
Stable release
1.4.71[1] Edit this on Wikidata
/ 27 May 2023; 2 days ago (27 May 2023)
Preview release2.0 (December 4, 2015; 7 years ago (2015-12-04)) [±]
Written inC
Available inEnglish
TypeWeb server
LicenseBSD-3-Clause Edit this on Wikidata

lighttpd (pronounced "lighty")

proof-of-concept of the c10k problem – how to handle 10,000 connections in parallel on one server,[3]
but has gained worldwide popularity.
portmanteau of "light" and "httpd


The low memory footprint (compared to other web servers),

Application support

lighttpd supports the

APC) properly and efficiently. Additionally, it has received attention from its popularity within the Python, Perl, Ruby and Lua communities. Lighttpd also supports WebDNA, the resilient in-memory database system designed to build database-driven websites. It is a popular web server for the Catalyst and Ruby on Rails web frameworks. Lighttpd does not support ISAPI



  • Versions below 1.4.40 do not officially support sending large files from CGI, FastCGI, or proxies[13] unless X-Sendfile is used. This limitation has been removed in lighttpd 1.4.40.[14]
  • No HTTP/3 support


Lighttpd was used in the past by several high-traffic websites, including

better source needed] The Wikimedia Foundation also once ran Lighttpd servers.[16]
Due to relatively small size it's often used in embedded devices like GL.iNet and Turris Omnia.

See also


  1. ^ "1.4.71". Retrieved 27 May 2023.
  2. ^ "lighttpd fly light". Retrieved 2010-06-13. all of these describe lighttpd (pron. lighty).
  3. ^ "lighttpd: Story". Retrieved 22 December 2008.
  4. ^ "Powered By lighttpd". Lighttpd wiki. Retrieved 22 December 2008.
  5. ^ "Web Server Performance Comparison". Archived from the original on 5 June 2016. Retrieved 15 March 2012..
  6. ^ Gabriel Kerneis and Juliusz Chroboczek. Are events fast?. PPS technical report, University of Paris 7. 2009.
  7. ^ "Downloads @ WLMP Project". Archived from the original on 2011-03-24. Retrieved 2011-03-27. LightTPD webserver for Windows Systems.
  8. ^ "lighttpd fly light". Retrieved 2020-02-10.
  9. ^ Gammo, Louay; Brecht, Tim; Shukla, Amol; Pariag, David (2004). "Comparing and Evaluating epoll, select, and poll Event Mechanisms" (PDF). Linux Symposium. University of Waterloo. p. 215.
  10. ^ Lighttpd - Bug #1101: SSI include virtual does not run cgi – lighty labs
  11. ^ "Docs ModMagnet - Lighttpd - lighty labs".
  12. ^ "lighttpd releases". Retrieved 20 June 2010.
  13. ^ "Memory usage increases when proxy+ssl+large file". lighttpd bug tracker. Retrieved 2011-04-11.
  14. ^ "lighty should buffer responses (after it grows above certain size) on disk". lighttpd bug tracker. Retrieved 2016-07-16.
  15. ^ "Fly Light With Lighttpd Web Server". ServerWatch. Archived from the original on 31 March 2014. Retrieved 2008-02-12.
  16. ^ "Powered by Lighttpd". The official site. 2007-04-04. Retrieved 2008-12-22. lighttpd is used by many well-known sites. The typical scenario is using lighttpd as off-load server to push out static content and leave the complex work to another server.

Further reading

External links