Provides resources related to Java technology, EJB, Spring, Hibernate, Ajax, and XML.

DevX community with discussion forums, FAQs, tutorials, and technical articles.

Group aggregation for Java-related weblogs.

Community for developers, allows users to post questions about the language and discuss topics with like-minded individuals.

A wiki-style reference for the Java programming language and other related technologies.

Includes study material for Java certification, a discussion forum and articles geared towards Java beginners.

A resource site for the Java Community. Articles, examples, books and book reviews, forum, test center for Java certification, downloads, news.

Directory of applets (with and without source), games, tricks, tips, news, and links.

Collection of online javadocs for many popular packages. Includes search and user contributed notes.

A developer portal, featuring a variety of projects, forums, a knowledgebase, and news feeds.