The NetBeans Platform Learning Trail has a section entitled "NetBeans APIs for Visualizing Data", which provides several tutorials covering the NetBeans Visual Library API, which is, simply put, a Java widget library. And some of those tutorials, like the Android SDK screenshot above, indicate that the NetBeans Platform isn't needed at all if you want to use the NetBeans Visual Library API. Only two JARs are all that you need... as you can see above.
As a result, you could use any IDE at all, such as shown here:
Note: The recently released part 9 of the Top 10 NetBeans APIs screencast series focuses specifically on the Visual Library API.