What are some good Java web development tools (across the board)

Question

For web development what are some standard/good java tools. That apply to all aspects of development.

For example, The IDE (Eclipse, RAD, Intellij) is important, but what else is there.

Ant is a good one. Cygwin, Linux OS possibly.

Answer 1

Another good IDE for Java web development I use is Netbeans. Has many useful features version control, debugger, profiler, api access etc ... You can edit, build, test, and run all inside of the IDE.