gressgraph - Visualize Your iptables Firewall

gressgraph produces a graph of your iptables ruleset using Graphviz. You can use the graph to:

Try It Out

Enter the output of iptables -L -vx here.


I’ve deliberately kept the program simple. It has no commandline options.

I haven’t tested gressgraph on many networks. I’m collecting each example that’s submitted through this form to help improve the output for more networks.