pfSense is an open-source firewall and router software based on FreeBSD. It provides advanced features and flexibility for network security and routing.
Free (Community Edition), Paid support options available
Best Shorewall Alternatives ranked by AI · updated May 2025
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Shorewall is a gateway/firewall configuration tool for GNU/Linux. It allows you to build a secure network perimeter with flexible rules and policies.
Price: Free
🎯 shorewall.org
Top 6 Shorewall alternatives
IPFire is an open-source firewall distribution that is designed to be easy to set up and highly secure. It offers a wide...
OPNsense is an open-source firewall and router platform based on FreeBSD, administered through a web interface. It is aimed at network administrators...
Pros
- Offers a far richer web interface than Advanced Policy Firewall
- Includes VPN, routing, reporting, plugins, and intrusion-prevention features
- Well suited to dedicated perimeter firewalls and small business networks
Cons
- Runs as a separate firewall appliance rather than a lightweight Linux host tool
- Requires dedicated hardware or a virtual machine
- More resource-intensive than Advanced Policy Firewall
Free; paid support and hardware available
Untangle NG Firewall is a comprehensive network security solution that includes firewall, web filtering, intrusion prevention, VPN, and more.
Starting at $50/month
Gufw is a user-friendly front-end for managing iptables firewall rules. It provides an easy-to-use interface for configuring firewall rules and monitoring network...
Untangle is a comprehensive network security solution that provides firewall, web filtering, and other security features.
Starting at $50 per month
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