ChinaUnix
ChinaUnix是中国最大的Linux/Unix技术社区网站，我们还交流程序开发，数据库，存储备份，服务器技术，网络安全等技术，并提供IT人才招聘，软件下载，BLOG，IT培训等服务。
Ubuntu
Super-fast and great-looking, Ubuntu is a secure, intuitive operating system that powers desktops, servers, netbooks and laptops. Ubuntu is, and always will be, absolutely free.
FreeBSD
FreeBSD is an advanced operating system for modern server, desktop, and embedded computer platforms. FreeBSD's code base has undergone over thirty years of continuous development, improvement, and optimization.
openSUSE
openSUSEopenSUSE 是一个自由的、基于Linux的操作系统，适用于您的个人电脑、笔记本电脑或服务器。您可以畅游网络、管理您的电子邮件与照片、办公、欣赏视频与音乐。
Debian
Debian GNU/Linux is a free distribution of the GNU/Linux operating system. It is maintained and updated through the work of many userswho volunteer their time and effort.
Axiu Blog | 又一个WordPress博客
Axiu Blog是关注 WordPress 主题和技巧，推荐国内外精彩电影和小说，注重原创的个人博客。提供免费 WordPress 主题，推荐热门电影和软件。