nginx（发音同engine x）是一款由俄罗斯程序员Igor
Sysoev所开发轻量级的网页服务器、反向代理服务器以及电子邮件（IMAP/POP3）代理服务器。起初是供俄国大型的门户网站及搜索引擎
Rambler（俄语：Рамблер）使用。此软件BSD-like协议下发行，可以在UNIX、GNU/Linux、BSD、Mac OS
X、Solaris，以及Microsoft Windows等操作系统中运行。
Nginx 刚刚发布了 1.0.5 版本，同时发布的还有 0.8.55 和 0.7.69 维护版本。
下载地址：http://nginx.org/en/download.html
Nginx 1.0.5 的改进内容：
*) Change: now default SSL ciphers are "HIGH:!aNULL:!MD5".
*) Feature: the "referer_hash_max_size" and "referer_hash_bucket_size" directives.
*) Feature: $uid_reset variable.
*) Bugfix: a segmentation fault might occur in a worker process, if a caching was used.
*) Bugfix: worker processes may got caught in an endless loop during
reconfiguration, if a caching was used; the bug had appeared in 0.8.48.
*) Bugfix: "stalled cache updating" alert.
| 
