Looking for some open source sniffer written in python or java or php, i know i'v seen a few in the past, but don't remember exactly where to look.
Credit card snifferwhat are you meaning by sniffer as there is many kinds of sniffing tools for various uses and that is a very broad request.
by defenition Wireshark is network sniffer.
if you are able to explain your goals i can hope to provide you with a better awnser and aim you in the right direction.
so i am assuming you mean from users browser etc, while i cant think of any public sources, there are multiple ways you can achieve this, this article seems to cover what you are trying to acheive and is python focused Capturing and Editing Packets with PyDivert.Credit card sniffer