nginx（发音同 engine x）是一款轻量级的Web 服务器／反向代理服务器及电子邮件（IMAP/POP3）代理服务器，并在一个BSD-like 协议下发行。由俄罗斯的程序设计师Igor Sysoev所开发，最初供俄国大型的入口网站及搜寻引擎Rambler（俄文：Рамблер）使用。  其特点是占有内存少，并发能力强，事实上nginx的并发能力确实在同类型的网页伺服器中表现较好.目前中国大陆使用nginx网站用户有：新浪、网易、腾讯,另外知名的微网志Plurk也使用nginx。下载:
http://sysoev.ru/nginx/nginx-0.8.14.tar.gz(linux)
http://sysoev.ru/nginx/nginx-0.8.14.zip(win)

Changes with nginx 0.8.14 07 Sep 2009

*) Bugfix: an expired cached response might stick in the "UPDATING"
state.

*) Bugfix: a segmentation fault might occur in worker process, if
error_log was set to info or debug level.
Thanks to Sergey Bochenkov.

*) Bugfix: in embedded perl module; the bug had appeared in 0.8.11.

*) Bugfix: an "error_page" directive did not redirect a 413 error; the
bug had appeared in 0.6.10.