Atheris
Open-source traffic analyzer / visualizer
...If you are running a non Debian-based Linux, download the zip file and follow the instructions in the README file.
If you have problems, want to contribute your code or have some special needs, let us know and send an email to philipp.eittenberger(Ätt)uni-bamberg.de
(If you want the source code of version 0.2.3 and compile Atheris yourself check it out with svn per:
"svn co https://atheris.svn.sourceforge.net/svnroot/atheris/trunk atheris")