Is qsa.sh or Wazuh better in 2026?

Wazuh wins this matchup. Our overall Vulnerability Scanning pick is Malwarebytes. Our free Vulnerability Scanning pick is Intruder. Pick qsa.sh for security workflows and zero installation, just run curl; no agent or software to deploy.. Pick Wazuh for security monitoring workflows and open source siem.

What's the main difference between qsa.sh and Wazuh?

qsa.sh is strongest at zero installation, just run curl; no agent or software to deploy.. Wazuh is strongest at open source siem.

qsa.sh vs Wazuh: Which is Better in 2026?

Q: What does qsa.sh cost vs Wazuh?

qsa.sh's paid plans start at Free (Full Pro). Wazuh is free.

Choosing between qsa.sh and Wazuh comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Wazuh wins this matchup. Our overall Vulnerability Scanning pick is Malwarebytes. Our free Vulnerability Scanning pick is Intruder. Pick qsa.sh if you need security.

By Louis Corneloup·Updated September 13, 2026·Methodology

Editor reviewed0 verified reviews comparedPricing checked Sep 2026MethodologyEditorial policy

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

qsa.sh

External port and vulnerability scans from your terminal

Best for you if:

• You want zero installation, just run curl; no agent or software to deploy
• You want transparent and auditable, uses only public open-source tools, no black box

Wazuh

Open-source security monitoring

Best for you if:

• You want a fully free tool (qsa.sh requires payment)
• You want open source SIEM
• You want good features

At a Glance	qsa.sh	Wazuh
Starts at	FreeFree tier available	FreeFree tier available
Best For	Security	Security Monitoring
Rating	-	4.5/5
Free plan	Yes	Yes

Choose qsa.sh or Wazuh?

Choose qsa.sh if

External port and vulnerability scans from your terminal

You want zero installation, just run curl; no agent or software to deploy
You want transparent and auditable, uses only public open-source tools, no black box
Your work is security-shaped, not security monitoring-shaped

Choose Wazuh if

Open-source security monitoring

You want a fully free tool (qsa.sh requires payment)
You want open source SIEM
You want good features
Your work is security monitoring-shaped, not security-shaped

qsa.sh

External port and vulnerability scans from your terminal

Visit Website

TOP RATED

Wazuh

Open-source security monitoring

Visit Website

Feature	qsa.sh	Wazuh
Pricing Model	Freemium	Free
User Rating	No ratings yet	★4.5/5 71 reviews
Categories	SecurityTerminal Tools	Security MonitoringVulnerability Scanning

In-Depth Analysis

qsa.sh

External port and vulnerability scans from your terminal

Starts at Free

Good value

The pricing is generous for casual use with a free tier that covers the top 1,000 ports, but the $5/mo Full Pro tier is a steal for continuous scanning of all ports, while $7/scan for Deep is steep for occasional use.

Strengths

+Zero installation, just run curl; no agent or software to deploy.
+Transparent and auditable, uses only public open-source tools, no black box.
+Strictly limited to scanning your own IP, with consent gate and opt-out for operators.

Weaknesses

-IPv4 only, IPv6 connections are refused.
-Free scan limited to one per 24 hours and only top 1,000 ports; Full and Deep require payment.

Key features

Scans only your own connecting public IP – no target field, cannot be pointed at others.Uses naabu, nmap + vulners, and nuclei – all open source, transparent toolchain.Live terminal streaming of results as they are found (ports, services, versions, CVEs).No data stored; results ephemeral, only rate-limit counters retained temporarily.15-second pre-scan consent window with Ctrl-C abort option.Opt-out mechanism for IPs/ranges you control – permanently excluded from all scans.

Wazuh

Open-source security monitoring

Starts at Free

Great value

Wazuh's pricing is exceptionally generous, offering a full-featured open-source SIEM/XDR solution for $0.

Strengths

+Open source SIEM
+Good features
+Self-hostable
+Active development
+Free

Weaknesses

-Complex setup
-Learning curve
-Resource intensive
-Documentation gaps
-Enterprise features paid

Key features

Security monitoringXDRComplianceVulnerability detectionFile integrityOpen source

Pricing: qsa.sh vs Wazuh

Plan	qsa.sh	Wazuh
Tier 1	$0/mo or Free Free	Free Open Source
Tier 2	$5/mo Full Pro	Free Cloud
Tier 3	$7/scan Deep	N/A

Pricing verified from each vendor's public pricing page. Compare in detail on qsa.sh pricing and Wazuh pricing.

Who Should Use What?

On a budget?

Wazuh is free. qsa.sh is freemium.

Go with: Wazuh

Want the highest-rated option?

Wazuh is rated 4.5/5. qsa.sh has no ratings yet.

Go with: Wazuh

Value user reviews?

qsa.sh: no ratings yet. Wazuh: 71 reviews (4.5/5).

Go with: Wazuh

3 Questions to Help You Decide

What's your budget?

qsa.sh is freemium. Wazuh is free. Go with Wazuh if free matters most.

What's your use case?

qsa.sh is a security tool. Wazuh is in security monitoring. Pick the category that matches your needs.

How important are ratings?

Wazuh is rated 4.5/5; qsa.sh has no ratings yet.

Key Takeaways

Wazuh

Completely free
Our pick for this comparison

qsa.sh

Better fit for security

The Bottom Line

Wazuh wins this matchup. Our overall Vulnerability Scanning pick is Malwarebytes. Our free Vulnerability Scanning pick is Intruder.

Frequently Asked Questions

Is qsa.sh or Wazuh better?

Wazuh is rated in our evaluation. qsa.sh is freemium and Wazuh is free.

What are qsa.sh and Wazuh used for?

qsa.sh: External port and vulnerability scans from your terminal. Wazuh: Open-source security monitoring.

What does qsa.sh cost vs Wazuh?

qsa.sh is freemium (free tier + paid plans). Wazuh is completely free. Visit their websites for detailed pricing.

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