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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.

7.83 Good

apps Top OPNsense Alternatives

The top alternative to OPNsense in 2026 is Bitdefender with a score of 9.12/10, followed by Wireshark (8.76) and ESET Small Business Security (8.70).

1
Bitdefender

Bitdefender

Bitdefender protects your smartphone and tablet against viruses, malware and online threats and keeps your private infor...

Android Safety Security VPN
9.12 Excellent
2
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
8.76 Great
3
ESET Small Business Security

ESET Small Business Security

ESET Small Business Security protects small enterprises from evolving cyber threats. This antivirus solution combines cl...

Easy To Use Cloud Based Firewall Endpoint Protection
8.70 Great
4
PortSwigger Burp Suite Professional

PortSwigger Burp Suite Professional

Burp Suite Professional is a widely-used tool for web security professionals and penetration testers. It facilitates det...

Vulnerability Scanner Web Security Pentesting Appsec
8.56 Great
5
Cobalt Strike

Cobalt Strike

Cobalt Strike is a powerful security software tool designed for penetration testing and red team exercises. It allows or...

Pentest Adversary Simulation Red Team Fortra
8.52 Great
6
Wiz Cloud Security Platform

Wiz Cloud Security Platform

The Wiz Cloud Security Platform provides enterprise-level protection for cloud environments. It uses agentless scanning...

Enterprise Cloud Security Agentless Cspm
8.48 Great
7
Dragos Platform

Dragos Platform

The Dragos Platform is a security software solution specializing in protecting industrial control systems and operationa...

Industrial 2010S Ot Security Ics
8.45 Great
8
Metasploit Pro

Metasploit Pro

Metasploit Pro is a security software platform designed for professional penetration testers and security analysts. It p...

Penetration Testing Offensive Rapid7 Exploit Framework
8.39 Great
9
Shodan

Shodan

Shodan is a search engine specializing in identifying internet-connected devices. It catalogs publicly accessible server...

IOT Asset Discovery Osint Internet Scanner
8.39 Great
10
Netskope

Netskope

Netskope provides cloud-delivered security and networking tools for organizations using cloud applications and distribut...

Cloud Native Compliance Healthcare Data Protection
8.36 Great
11
Tenable Nessus

Tenable Nessus

Tenable Nessus is a widely-used security software solution designed to identify vulnerabilities within IT environments....

Enterprise Compliance Vulnerability Scanner Assessment
8.32 Great
12
McAfee Web Protection

McAfee Web Protection

McAfee Web Protection is a web content filtering solution that blocks malicious websites and provides real-time threat i...

Security Enterprise Real Time Firewall
8.14 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
7.53 Good
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
7.29 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
6.94 Fair
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
6.81 Fair
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
6.55 Fair
18
WatchGuard Firebox

WatchGuard Firebox

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

Smb Firewall Network Watchguard
6.37 Fair
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
6.37 Fair
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
5.76 Mediocre

summarize Quick Comparison Summary

Alternative Score vs OPNsense Action
Bitdefender
Bitdefender
Security Software Android Safety Security
9.12 Excellent +1.29 Compare
Wireshark
Wireshark
Security Software Open Source Packet Analysis 1990S
8.76 Great +0.93 Compare
ESET Small Business Security
ESET Small Business Security
Security Software Easy To Use Cloud Based Firewall
8.70 Great +0.87 Compare
PortSwigger Burp Suite Professional
PortSwigger Burp Suite Professional
Security Software Vulnerability Scanner Web Security Pentesting
8.56 Great +0.73 Compare
Cobalt Strike
Cobalt Strike
Security Software Pentest Adversary Simulation Red Team
8.52 Great +0.69 Compare
Wiz Cloud Security Platform
Wiz Cloud Security Platform
Security Software Enterprise Cloud Security Agentless
8.48 Great +0.65 Compare
Dragos Platform
Dragos Platform
Security Software Industrial 2010S Ot Security
8.45 Great +0.62 Compare
Metasploit Pro
Metasploit Pro
Security Software Penetration Testing Offensive Rapid7
8.39 Great +0.56 Compare
Shodan
Shodan
Security Software IOT Asset Discovery Osint
8.39 Great +0.56 Compare
Netskope
Netskope
Security Software Cloud Native Compliance Healthcare
8.36 Great +0.53 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 Bitdefender, Wireshark, ESET Small Business Security, PortSwigger Burp Suite Professional, Cobalt Strike. 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 7.83/10. Click any alternative above to see a detailed side-by-side comparison.
Is OPNsense worth it in 2026?
OPNsense scores 7.83/10 in the Security Software category. We recommend comparing it with the 20 alternatives listed above to find the best fit for your 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?
Bitdefender currently holds the highest rating among OPNsense alternatives with a score of 9.12/10.
Can I use Bitdefender instead of OPNsense?
Bitdefender 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 Bitdefender: which is better?
OPNsense scores 7.83/10 while Bitdefender scores 9.12/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OPNsense vs Wireshark: which is better?
OPNsense scores 7.83/10 while Wireshark scores 8.76/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.
OPNsense vs ESET Small Business Security: which is better?
OPNsense scores 7.83/10 while ESET Small Business Security scores 8.70/10 on Lunoo. The best choice depends on your specific needs. Use our detailed comparison tool for a full breakdown.

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