Reference Documentation
Frequently accessed technical documentation for Liferay Marketplace developers.
The following are useful reference resources for developers working with the Liferay Marketplace:
- Marketplace
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Liferay specific resources:
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What is a portal?
http://www.liferay.com/products/what-is-a-portal -  
Platform Javadocs:
http://docs.liferay.com/portal/6.1/javadocs/ -  
Reference documentation for Liferay's XML files:
http://docs.liferay.com/portal/6.1/definitions/ -  
Reference documentation for Liferay's taglibs:
http://docs.liferay.com/portal/6.1/taglibs/ -  
Sources for version 6 (username "guest" and leave password field blank):
http://svn.liferay.com/repos/public/portal/tags/6.1.1/ -  
Sources of the development version:
http://svn.liferay.com/browse/portal 
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Related specifications and standards:
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Java 5 Javadocs:
http://download.oracle.com/javase/1.5.0/docs/api/ -  
JavaEE 5 Javadocs:
http://download.oracle.com/javaee/5/api/ -  
JavaEE Overview:
http://www.oracle.com/technetwork/java/javaee/tech/index.html -  
Portlet Specification 2.0 (JSR-286):
http://jcp.org/en/jsr/detail?id=286 -  
Web Services for Remote Portlets (WSRP):
http://www.oasis-open.org/committees/wsrp/ -  
Java Content Repository (JSR-170):
http://jcp.org/en/jsr/detail?id=170 -  
Java Server Faces 1.2 (JSR-252):
http://www.jcp.org/en/jsr/detail?id=252 -  
Java Server Faces 2.0 (JSR-314):
http://www.jcp.org/en/jsr/detail?id=314 -  
OpenSocial:
http://www.opensocial.org/ -  
Sitemap protocol:
http://sitemaps.org/ -  
WebDAV:
http://webdav.org/ -  
HTML 5:
http://html5.org/ -  
WCAG 2.0:
http://www.w3.org/WAI/intro/wcag20.php 
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Related and commonly used technologies:
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Spring Framework: http://www.springsource.org/
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Hibernate: http://www.hibernate.org/
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Struts 1: http://struts.apache.org/1.x/
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Lucene: http://lucene.apache.org/
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Quartz: http://www.quartz-scheduler.org
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Alloy UI: http://alloy.liferay.com/
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jQuery: http://jquery.com/
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IceFaces: http://www.icefaces.org/main/home/
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PortletFaces: http://www.portletfaces.org/
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Vaadin: http://vaadin.com/home
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Apache ant: http://ant.apache.org/
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Maven: http://maven.apache.org/
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Selenium: http://seleniumhq.org/
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Tomcat: http://tomcat.apache.org/
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JBoss Application Server: http://www.jboss.org/
 
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