Java SE
Java 2 SDK 1.4.2
Java 2 SDK 5.0
Java Standard Edition 6
Java Coding Conventions
Java EE
Java 2 EE 1.4
Java EE 5
Java specifications
Tools
Maven 2
Mercurial
Subversion
Eclipse
Framework APIs
Lucene 2.3.2
Hibernate 3.x
Spring 2.5.x
HTML & related
HTML 4.0.1 (W3C)
XHTML 1.0 (W3C)
CSS 2.1 Specification (W3C)
The rest
PostgreSQL 8.3.3 Manual
Apache 2.2
Tomcat 6.0
