Firewalld is described as 'Provides a dynamically managed firewall with support for network/firewall zones that define the trust level of network connections or interfaces. It has support for IPv4, IPv6 firewall settings, ethernet bridges and IP sets' and is a Firewall in the security & privacy category. There are more than 10 alternatives to Firewalld for a variety of platforms, including Linux, Windows, Mac, Android and F-Droid apps. The best Firewalld alternative is Portmaster, which is both free and Open Source. Other great apps like Firewalld are simplewall, RethinkDNS, Fort Firewall and NetGuard.
Portmaster is a free and open-source privacy suite that puts you back in charge of your computer.
Portmaster is the most popular Windows & Linux alternative to Firewalld.
Portmaster is the most popular Open Source & free alternative to Firewalld.
Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on your computer.
An OpenSnitch-inspired firewall and network monitor + a pi-hole-inspired DNS over HTTPS client with blocklists.
RethinkDNS is the most popular Web-based, Android & Android Tablet alternative to Firewalld.
NetGuard provides simple and advanced ways to block access to the internet - no root required.
Firewall application for monitoring and controlling outbound network connections, notifying users of attempted access, supporting rule-based blocking, real-time alerts on suspicious activity, and preventing unauthorized data transmission on macOS systems.
Little Snitch is the most popular Mac alternative to Firewalld.
Little Snitch is the most popular commercial alternative to Firewalld.
Minimal Firewall is a portable Windows firewall frontend that alerts users to internet connections without requiring custom kernel modifications or disabling core isolation, striking a balance between TinyWall's security and SimpleWall's functionality.
Gufw is an easy, intuitive way to manage your Linux firewall. It supports common tasks such as allowing or blocking pre-configured, common p2p, or individual ports port(s), and many others! Gufw is powered by Uncomplicated Firewall (ufw).
Ufw stands for Uncomplicated Firewall, and is program for managing a netfilter firewall. It provides a command line interface and aims to be uncomplicated and easy to use.
As soon as you’re connected to the Internet, your apps can send whatever they want to wherever they want, unnoticed by you, because all of this happens invisibly under the hood.
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