BlueJ
An integrated, interactive Java development environment, featuring class structure diagrams, interactive invocation and an easy-to-use interface. BlueJ was developed for teaching and learning Java. [Freeware]
url: www.bluej.org/
Gel
Java and JSP IDE for Windows. By GExperts Inc.
url: www.gexperts.com/
JADE
Model-based application development supported by a Java based Application Design Tool as well as a lightweight Java Integrated Development Environment. [Freeware]
url: home.t-online.de/home/Wolfgang_Kurz/homepage.htm
JavaTools
A simple IDE that helps create, and manage Java applications and applets.
url: groups.msn.com/JavaTools/
JCreator
Java IDE for Windows 95/NT. [Freeware]
url: www.jcreator.com/
jGRASP
A multi-platform, multi-language IDE that adds Control Structure Diagrams to Java, C, C++, Objective-C, Ada, and VHDL source code. [Freeware]
url: www.eng.auburn.edu/grasp/
JPE
Java text editor and IDE. [Freeware]
url: www.jpedit.co.uk/
QuickCup
A project-based IDE is easy to pick up, giving one-click compile, run (as application or applet), package (into JAR files), and upload to web site. Text editor is no-frills but functional. On-line help.
url: www.simonhuggins.com/arctan/quickcup/