Javadocs knowledge base: JDocs

JDocs is a comprehensive online resource for Java API documentation. All the javadocs for a variety of popular packages are loaded into our db-driven system, and users can contribute their own notes to virtually any class, field, method.

JDocs features:

• HUGE collection of APIs
• Familiar "javadocs" interface
• Annotated with user notes
• Fully indexed and searchable

(For an example, see the Javadocs for JasperReports)