Firewall tool for monitoring, controlling, and alerting on outgoing network connections, with real-time user notifications and customizable rule-based access control.



Firewall tool for monitoring, controlling, and alerting on outgoing network connections, with real-time user notifications and customizable rule-based access control.



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.




Windows Firewall Notifier (WFN) extends the default Windows embedded firewall behavior, allowing to visualize and handle incoming or outgoing connections.






Netfilter software comprises iptables, ipset, conntrack-tools, libnetfilter and more. It is the core of Linux firewalls and NAT. It consists of a set of hooks inside the Linux kernel and a number of utilities to manage callback functions.
Perfects the Windows Firewall offering additional security. Get the most out of your Windows firewall, create new security rules for your online applications, alerts you to anomalies with real-time protection.




An agent-based web filter that blocks websites based on URLs and categories. Internet use quotas can be set based on schedules and timers. Includes a port filter and Windows application blocker.




A Stateful Packet Inspection (SPI) firewall, Login/Intrusion Detection and Security application for Linux servers.



OneClickFirewall is a small app which will give you the ability to block any app from accessing the Internet. It integrates with the Explorer context menu.

Flextivity Secure, designed for businesses, provides worry-free protection for all your Macs — know they are protected against malware and unwanted intruders. Cloud console allows for centralized deployment of security policies to all devices.



iptablesbuild is effectively a configuration manager for iptables. It is intended to manage iptables configurations in a centralized location for multiple systems.
Focus.py helps you keep focused by applying schedulable firewall rules to distracting websites.
BBQ Firewall is a lightweight, super-fast plugin that protects your site against a wide range of threats. BBQ checks all incoming traffic and quietly blocks bad requests containing nasty stuff like eval(, base64_, and excessively long request-strings.