开源相关社区/项目一览（备查,欢迎补充）

开源项目托管:

http://www.apache.org/  
http://www.googlecode.com/ 
http://www.sf.net/ 
http://www.github.com/ 

http://www.java.net/  
http://www.dotnetfoundation.org/
http://www.codeplex.com/ 
http://www.codeproject.com/ 

http://www.sndacode.com/  
http://code.taobao.org/ 

顶级开源项目:

http://Unix.org/  
http://Linux.com/ 
http://FreeBSD.org/ 

http://Debian.org/  
http://Ubuntu.org.cn/ 
http://CentOS.org/ 
http://OpenSUSE.org/ 
http://NetBSD.org/ 
http://OpenBSD.org/ 

http://gnome.org/  
http://kde.org/ 

 

http://mysql.org/  
http://postgresql.org/ 
http://pgsqldb.org/ 
http://sqlite.org/ 

 

http://mongodb.org/  
http://cassandra.apache.org/ 
http://couchbase.org/ 
http://couchdb.org/ 
http://hbase.apache.org/  
http://redis.io/ 
http://neo4j.org/ 

 

http://memcached.org/  
http://lucene.net/ 
http://lucenenet.apache.org/ 
http://hadoop.com/ 

 

http://mono-project.org/  (Mono)
http://java.com/ 
http://php.net/ 
http://perl.org/ 
http://python.org/ 
http://rubyonrails.org/  (RoR)
http://dotgnu.org/ 

 

http://httpd.apache.org/  (Apache)
http://tomcat.apache.org/ 
http://jboss.org/ 
http://nginx.org/ 
http://caucho.com/  (Resin)
http://squid-cache.org/ 
http://cherokee-project.org/ 
http://lighttpd.net/ 

与开发相关框架/工具等:

http://subversion.org/  (SVN)
http://git-scm.com/ (Git)
http://openoffice.org/ 
http://monodevelop.com/  (IDE)
http://icsharpcode.net/ 
http://eclipse.org/ 
http://ffmpeg.org/ 
http://7-zip.org/ 
http://filezilla-project.org/ (FTP)
http://getfirebug.com/ 

 

http://struts.apache.org/  
http://castleproject.org/  (Castle)
http://hibernate.org/ 
http://nhforge.org/  (NHibernate)
http://mybatis.org/ 
http://springsource.org/  (Spring)
http://springframework.net/ 
http://djangoproject.com/ 
http://jquery.org/ 
http://prototypejs.org/ 
http://dojotoolkit.org/  (Dojo)
http://json.codeplex.com/ 
http://quartznet.sourceforge.net/ 

http://wordpress.org/  
http://dotnetnuke.com/ 
http://dotnetblogengine.net/ 
http://mojoportal.org/ 
http://cuyahoga-project.org/ 

其他相关组织/机构等等:

http://opensource.org/  
http://www.mozilla.org/ 
http://freedesktop.org/ 
http://gnu.org/ 
http://bsd.org/ 
http://x.org/ 

开源许可证:http://www.cnetnews.com.cn/2011/0116/2027813.shtml