CAST (Complex Analysis Software Toolkit) is an extensible general-purpose software platform for building robust applications supporting data integrartion, analysis and visualization. It allows for desceasing development time by providing developers with a basic out-of-box analytical functionality and convenient framework for integration of new dedicated components. The platform comes with a set of basic components for data visualization such as table or graph editor.
JProfiler an all-in-one Java profiler that helps you find performance bottlenecks, pin down memory leaks and resolve threading issues.