Nftables Python Packages

firewallfabrik

Modern fwbuilder successor: Qt GUI for managing iptables/nftables policies. Centralized policy DB with reusable objects, scales to hundreds of firewalls, generates deployment-ready shell scripts.

fgex

Firegex, a firewall for Attack-Defense CTFs

samila

A Generative Art Generator

firegex

Firegex, a firewall for Attack-Defense CTFs

network-sandbox-engine

A deterministic network sandbox for testing nftables rules. It uses ephemeral Linux network namespaces (netns) and Scapy to validate firewall logic safely.

route-explain

Inspect the route Linux selects for a flow and the rules and tables behind it.

geoipsets

Python package to generate country-specific IP network ranges consumable by both iptables/ipset and nftables.

ferm

ferm for iptables/nftables, ported to Python - one config language, four netfilter families