NetBeans plugins let you do all kinds of things you can't do with NetBeans alone, and they're open source. ... Checkstyle helps you write Java source code that obeys a given coding standard.

In the blog post Differences between source level 1.5 and 1.6 in NetBeans, Antonio Santiago wrote in early 2008 that NetBeans made use of Java SE 6’s new Swing-related classes when JDK 1.6 was ...