Can we develop very good looking UI in swing and if not what are alternatives

Question

In my current project we have to develop a good looking desktop based application in java.

Currently, we have a very basic desktop application written in swing and team

Answer 1

Swing is very flexible with regards to look-and-feel and you can certainly make very good looking applications with Swing.

I recommend the book Filthy Rich Clients by Chet Haase and Romain Guy if you want to learn how to make nice Swing GUI applications.