DiaNa is an open source software developed to deal with huge amount of data, performing from very easy to very complex tasks in a very efficient way. You can discover something about DiaNa  either by reading a brief overview or a short presentation or even by taking a look to some (old enough) screenshots of the graphical user interface. Finally, you may be interested in a more detailed tutorial, or you can browse the man pages or the source tree If you like it, don't forget to go to the download page and to check the software requirements