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 Untangle Alternatives ranked by AI · updated May 2025
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Untangle is a comprehensive network security solution that provides firewall, web filtering, and other security features.
Price: Starting at $50 per month
🎯 untangle.com
Top 6 Untangle alternatives
Sophos Firewall is a next-generation firewall platform for businesses, distributed as software, virtual appliances, and dedicated hardware. It combines network security, web...
Pros
- Strong integration with Sophos endpoint and cloud security products
- Clear web and application control for small and midsize businesses
- Supports physical, virtual, cloud, and software deployments
Cons
- Commercial licensing and hardware costs are less transparent than pfSense or OPNsense
- Some advanced features require subscriptions or Sophos ecosystem products
- Less flexible for highly customized routing than open-source firewalls
Free home edition; commercial pricing via quote
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
NxFilter is a comprehensive web filtering and monitoring solution that helps organizations to control internet usage and improve network security.
Free for basic features, paid plans available for advanced features
SonicWall is a cybersecurity company that offers a range of network security, access security, and email security solutions.
Price varies based on the product and licensing model.
ClearOS is an operating system for your Server, Network, and Gateway systems.
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