at 
under 
.The whole application is faster, easier to deploy and not so 'buggy' because of the following tools:
- YourKit is supporting open source projects with its full-featured Java Profiler. YourKit, LLC is creator of innovative and intelligent tools for profiling Java and .NET applications. Take a look at YourKit's leading software products: YourKit Java Profiler and YourKit .NET Profiler
- Netbeans is the best :-) integrated development platform.
