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• 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.

  www.ubuntu.com - 2011-03-04

• 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.

  www.freebsd.org - 2011-03-04

• CentOS

  CentOS -- Community ENTerprise Operating System is a free rebuild of source packages freely available from a Prominent North American Enterprise Linux vendor.

  www.centos.org - 2011-03-04

• Icons Search Engine

  The Icons-Search is an Icon Search Engine that helps you to find quality icons available on the Internet. You can find icons for Windows Vista and XP, Macintosh, Linux, icons for Desktop, Software, Website, Mobile, Presentation, in sizes from 16x16 to 256x256 in PNG format and sizes from 16x16 to 128x128 in ICO format.

  www.icons-search.com - 2011-02-22

• 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。

  www.chinaunix.net - 2010-10-19

• MooTools

  MooTools is a compact, modular, Object-Oriented JavaScript framework designed for the intermediate to advanced JavaScript developer. It allows you to write powerful, flexible, and cross-browser code with its elegant, well documented, and coherent API.

  www.mootools.net - 2010-10-15

• Ajax.org

  Ajax.org Platform is a pure javascript application framework for creating real-time collaborative applications that run in the browser.

  www.ajax.org - 2010-10-15

• EdoJS

  EdoJS是一个跨浏览器的富客户端界面框架解决方案。它的设计目标是为了让人们用最简单的方式，快速开发出丰富、健壮、高性能的跨浏览器Web应用程序。

  www.edojs.com - 2010-10-15

• 龙博AJAX

  龙博AJAX框架是一个类似于Extjs的国产AJAX图形界面框架，包含40个图形界面控件, 例如标签(Tabs)，窗口对话框(Dialog)，树(Tree)，树型表格(TreeGrid)，时间线(TimeLine)等等；并带有所见即所得的界面设计器。

  www.longboo.com - 2010-10-15

• AjaxRain

  With a diverse collection of Ajax examples, javascripts, jQuery plugins, web2 codes and demos from around the web, Ajaxrain gives you the perfect start to web development.

  www.ajaxrain.com - 2010-10-15