PFSense
pfSense is a leading open source firewall and network security solution, providing advanced protection and connectivity options.
pfSense is a leading open source firewall and network security solution, providing advanced protection and connectivity options.
Checked October 2026.
Netgate pfSense is an open-source network security platform built on FreeBSD, functioning as a firewall, VPN gateway, and router. It is available as software that can be installed on dedicated hardware appliances (sold by Netgate), deployed as a virtual appliance, or run in cloud environments.
Core functionality:
Deployment options:
The platform targets a range of use cases from small office/home office (SOHO) environments to large enterprise networks. It supports site-to-cloud, cloud-to-cloud, and virtual private cloud (VPC) connectivity scenarios.
Additional services offered around the product:
The software has a community edition available for download and a commercial "pfSense Plus" edition available for cloud and appliance deployments. Cloud pricing starts at $0.08/hr. The platform supports third-party packages including Snort for intrusion detection/prevention.
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Common questions about PFSense: features, pricing and alternatives.
PFSense is a product in the Next-Gen Firewalls category. It covers Azure, VPC and AWS.
PFSense is free. Download and setup instructions are at https://pfsense.org/.
Alternatives to PFSense listed on CybersecTools:
Compare all PFSense alternatives at https://cybersectools.com/alternatives/pfsense
PFSense is available as cloud or on-premises (hybrid). It is listed for startups, small businesses, mid-market companies and enterprises. It is free.
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On our shortlist?
PFSense is not a pick on the current Best Next-Generation Firewall Solutions for Business.
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