Firewalld
Firewalld is a free, open-source security and privacy app for Linux. Stateful zone based firewall daemon with D-Bus interface. It has 1,049 GitHub stars and is released under the GPL-2.0 license. Its source code is on GitHub at firewalld/firewalld.
About Firewalld
FirewallD - A firewall daemon with D-Bus interface providing a dynamic firewall ==================== firewalld provides a dynamically managed firewall with support for network or firewall zones to define the trust level of network connections or interfaces. It has support for IPv4, IPv6 firewall settings and for ethernet bridges and a separation of runtime and permanent configuration options. It also provides an interface for services or applications to add ip*tables and ebtables rules directly.
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What is Firewalld?
Firewalld is a free, open-source security and privacy app for Linux. Stateful zone based firewall daemon with D-Bus interface. It has 1,049 GitHub stars and is released under the GPL-2.0 license. Its source code is on GitHub at firewalld/firewalld.
Is Firewalld free and open source?
Yes. Firewalld's source code is public on GitHub under the GPL-2.0 license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.
How do I install Firewalld?
Download the installer for Linux from its GitHub Releases page (latest: v2.5.2).
Is Firewalld still maintained?
The repository's most recent commit was on Oct 8, 2026. appsgit only lists apps whose repository had a commit in the last six months.