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Best Network Firewall Software 2026
Choosing network firewall software involves balancing traffic capacity, inspection needs, and how a tool will be deployed. Compare firewall throughput and concurrent connections, then consider intrusion prevention and SSL inspection for the security functions you need to evaluate. Site-to-site VPN, deployment model, free plan availability, and paid-from pricing add further points of comparison. Sangfor EasyConnect, Cato SASE Platform, and Zscaler Private Access are among the entries, alongside WatchGuard FireCloud, Firewalla, and Arista NG Firewall. The listed criteria can help you think through the demands of your network and distinguish the capabilities and cost details relevant to your environment.
02
NethSecurity
It suits small and medium-sized businesses seeking firewall, threat-protection, traffic-management and VPN functions.
WebLinuxAPI+1 Record6.0 Visit
03
OPNsense
OPNsense suits administrators seeking a self-hosted firewall and routing platform with VPN, failover, and intrusion-prevention capabilities.
AndroidiPhone & iPadWeb+2 Record6.0 Visit
04
pfSense
pfSense suits home and remote workers, businesses, government, education and service providers seeking firewall and routing software.
WebLinuxSelf-hosted Record5.7 Visit
05
OpenWrt
OpenWrt suits users who want to customize embedded devices, particularly wireless routers, and are familiar with GNU/Linux and basic networking.
AndroidWebLinux+2 Record5.6 Visit
6
Arista NG Firewall
Web Free plan Record5.0 Visit It suits organizations managing network security and traffic across hybrid deployments.
7
Cato SASE Platform
AndroidiPhone & iPadWeb+5 $1 a year Record5.0 Visit Cato SASE Platform may suit organizations seeking a combined networking, security, and remote-access platform.
8
Firewalla
AndroidiPhone & iPadWeb $289 one-time Record5.0 Visit Firewalla suits professional users who want network visibility, policy control, segmentation, and threat protection.
9
TNSR
LinuxAPISelf-hosted Free plan Record5.0 Visit It is aimed at businesses, ISPs, internet telephone providers, hosting providers, managed service providers, and SaaS providers needing Linux routing and VPN…
11
Oracle Cloud Infrastructure Secret Management
WebAPI Free plan Record4.5 Visit This service suits application and cloud teams that need centrally managed credentials, rotation, access controls, and auditing.
13
Forcepoint Next Generation Firewall
AndroidWindowsMac+3 — Record4.2 Visit It is positioned for large enterprises, campus networks, data centers, offices, branches, remote sites, and stores that need network security and SD-WAN connectivity.
22
Juniper Security Director
WebSelf-hosted — Record3.7 Visit This product suits organizations managing Juniper SRX firewalls across on-premises, cloud, or hybrid environments.
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