Software · Security & privacy

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.

Completely free
Linux
Open source
No account

Overview

firewallfabrik is a firewall, available on Linux.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“FirewallFabrik is a modern successor to Firewall Builder (fwbuilder), preserving its core design philosophy while updating it for current firewall technologies.” — GitHub, 10 November 2026

At a glance

firewallfabrik is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-2.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No account needed
Commercial use allowed

Sources and checks

Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) — 9 November 2026
Last technical check: 9 November 2026
Description from github.com — Dépôt GitHub Linuxfabrik/firewallfabrik (GPL-2.0-only)

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