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swap_horiz OPNsense Alternatives

Looking for alternatives to OPNsense? Compare the top Security Software options ranked by our AI scoring system.

You're looking at alternatives to:
OPNsense

OPNsense

OPNsense is a FreeBSD-based firewall and router software platform offering advanced features like intrusion detection/prevention, VPN support, and granular packet filtering controls for network security management.

8.4 Great

apps Top OPNsense Alternatives

The top alternative to OPNsense in 2026 is Wireshark with a score of 9.4/10, followed by PortSwigger Burp Suite Professional (9.2) and Cobalt Strike (9.1).

1
Wireshark

Wireshark

Wireshark is an open source packet analyzer primarily utilized for network forensics and security analysis. It captures...

Open Source Packet Analysis 1990S Network Forensics
9.4 Excellent
2
PortSwigger Burp Suite Professional

PortSwigger Burp Suite Professional

PortSwigger’s Burp Suite Professional is a comprehensive web application security testing platform that allows users to...

Vulnerability Scanner Web Security Pentesting Appsec
9.2 Excellent
3
Cobalt Strike

Cobalt Strike

Cobalt Strike is a commercial penetration testing and red teaming platform utilized by cybersecurity teams to simulate s...

Pentest Adversary Simulation Red Team Fortra
9.1 Excellent
4
Wiz Cloud Security Platform

Wiz Cloud Security Platform

Wiz Cloud Security Platform analyzes network traffic in real-time to detect and prevent sophisticated threats like ranso...

Enterprise Cloud Security Agentless Cspm
9.0 Excellent
5
Metasploit Pro

Metasploit Pro

Metasploit Pro is a commercial penetration testing framework offering a comprehensive suite of tools and modules for vul...

Penetration Testing Offensive Rapid7 Exploit Framework
8.9 Great
6
Dragos Platform

Dragos Platform

The Dragos Platform is a comprehensive threat intelligence and detection system that analyzes industrial control systems...

Industrial 2010S Ot Security Ics
8.9 Great
7
Shodan

Shodan

Shodan is a search engine that indexes internet-connected devices – including servers, routers, and industrial control s...

IOT Asset Discovery Osint Internet Scanner
8.9 Great
8
Tenable Nessus

Tenable Nessus

Tenable Nessus is a vulnerability scanner that identifies weaknesses in systems and applications by analyzing configurat...

Enterprise Compliance Vulnerability Scanner Assessment
8.8 Great
9
Cisco Duo

Cisco Duo

Cisco Duo Security offers multi-factor authentication (MFA) solutions that verify user identities using multiple methods...

Zero Trust Cisco Identity Security Mfa
8.8 Great
10
Suricata

Suricata

Suricata is an open-source network threat detection system that performs deep packet inspection and intrusion prevention...

Open Source Network Intrusion Detection 2010S
8.8 Great
11
pfSense Community Edition

pfSense Community Edition

pfSense Community Edition is a free, open-source firewall and router software distribution based on FreeBSD, offering ad...

Smb Open Source Firewall Network
8.7 Great
12
Volatility Framework

Volatility Framework

Volatility Framework is an open-source digital forensics platform used to analyze memory dumps from various operating sy...

Open Source Endpoint Incident Response Malware Analysis
8.7 Great
13
Cato Networks SASE

Cato Networks SASE

Cato Networks SASE (Secure Access Service Edge) provides a unified platform combining network and security functions—inc...

Cloud Native Zero Trust Network Security Sase
8.0 Great
14
Sophos Firewall

Sophos Firewall

Sophos Firewall is a next-generation firewall solution that provides network protection by inspecting traffic at multipl...

Business Firewall Network Security Sophos
7.8 Good
15
Greenbone Vulnerability Management

Greenbone Vulnerability Management

Greenbone Vulnerability Management is an open-source software platform that automates the identification and remediation...

Open Source Network Security Greenbone Patch Management
7.5 Good
16
Juniper Networks SRX Series Firewalls

Juniper Networks SRX Series Firewalls

Juniper SRX Series firewalls are hardware appliances utilizing software to provide network perimeter defense, offering f...

Enterprise Firewall Network Juniper
7.4 Good
17
Forcepoint NGFW

Forcepoint NGFW

Forcepoint Next Generation Firewall employs advanced threat intelligence and data loss prevention capabilities to inspec...

Enterprise Firewall Network Security Ngfw
7.2 Good
18
WatchGuard Firebox

WatchGuard Firebox

The WatchGuard Firebox is a hardware appliance offering firewall protection, VPN capabilities, and intrusion prevention...

Smb Firewall Network Watchguard
7.1 Good
19
Stormshield Network Security

Stormshield Network Security

Stormshield Network Security provides a multi-layered cybersecurity platform utilizing a global network of POPs (Points...

Enterprise Firewall European Network Security
7.1 Good
20
SonicWall Network Security

SonicWall Network Security

SonicWall Network Security provides firewall, VPN, and intrusion prevention capabilities to protect networks from cyber...

Smb Firewall Network Sonicwall
6.6 Fair

summarize Quick Comparison Summary

Alternative Score vs OPNsense Action
Wireshark
Wireshark
Security Software Open Source Packet Analysis 1990S
9.4 Excellent +1.0 Compare
PortSwigger Burp Suite Professional
PortSwigger Burp Suite Professional
Security Software Vulnerability Scanner Web Security Pentesting
9.2 Excellent +0.8 Compare
Cobalt Strike
Cobalt Strike
Security Software Pentest Adversary Simulation Red Team
9.1 Excellent +0.7 Compare
Wiz Cloud Security Platform
Wiz Cloud Security Platform
Security Software Enterprise Cloud Security Agentless
9.0 Excellent +0.6 Compare
Metasploit Pro
Metasploit Pro
Security Software Penetration Testing Offensive Rapid7
8.9 Great +0.5 Compare
Dragos Platform
Dragos Platform
Security Software Industrial 2010S Ot Security
8.9 Great +0.5 Compare
Shodan
Shodan
Security Software IOT Asset Discovery Osint
8.9 Great +0.5 Compare
Tenable Nessus
Tenable Nessus
Security Software Enterprise Compliance Vulnerability Scanner
8.8 Great +0.4 Compare
Cisco Duo
Cisco Duo
Security Software Zero Trust Cisco Identity Security
8.8 Great +0.4 Compare
Suricata
Suricata
Security Software Open Source Network Intrusion Detection
8.8 Great +0.4 Compare

See all Security Software ranked by score

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help Frequently Asked Questions

What are the best alternatives to OPNsense?
The top alternatives to OPNsense in 2026 include Wireshark, PortSwigger Burp Suite Professional, Cobalt Strike, Wiz Cloud Security Platform, Metasploit Pro. Each offers unique features and is objectively scored on Lunoo to help you compare.
How does OPNsense compare to its competitors?
Our AI-powered comparison system analyzes features, pricing, user reviews, and expert opinions to provide objective scores. OPNsense scores 8.4/10. Click any alternative above to see a detailed side-by-side comparison.
Is OPNsense worth it in 2026?
OPNsense scores 8.4/10 on Lunoo, making it a highly-rated option in the Security Software category. However, alternatives like Wireshark may better suit specific needs.
What is the best free alternative to OPNsense?
Several alternatives to OPNsense offer free plans or free tiers. Check the alternatives listed above and visit their websites to compare pricing and free options.
Why should I switch from OPNsense?
Common reasons users look for OPNsense alternatives include pricing, specific feature gaps, better integration needs, or simply exploring newer options. Our objective scoring helps you compare without bias.
How many alternatives to OPNsense are there?
Lunoo currently lists 20 scored alternatives to OPNsense in the Security Software category, ranked by our AI-powered evaluation system.
Which OPNsense alternative has the highest rating?
Wireshark currently holds the highest rating among OPNsense alternatives with a score of 9.4/10.
Can I use Wireshark instead of OPNsense?
Wireshark is one of the top-rated alternatives to OPNsense. While they serve similar purposes in the Security Software space, each has distinct strengths. Use our comparison tool above for a detailed side-by-side analysis.
What is the cheapest alternative to OPNsense?
Pricing varies among OPNsense alternatives. We recommend checking each alternative's website for current pricing. Many options in the Security Software category offer free tiers or competitive pricing.
How are OPNsense alternatives ranked on Lunoo?
Lunoo uses an AI-powered scoring system that analyzes category fit, feature coverage, pricing signals, public reception, recency, and value to provide 0 to 10 scores. Rankings are updated continuously.
OPNsense vs Wireshark: which is better?
OPNsense scores 8.4/10 while Wireshark scores 9.4/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OPNsense vs PortSwigger Burp Suite Professional: which is better?
OPNsense scores 8.4/10 while PortSwigger Burp Suite Professional scores 9.2/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OPNsense vs Cobalt Strike: which is better?
OPNsense scores 8.4/10 while Cobalt Strike scores 9.1/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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