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Harness vs OWASP Zap comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Harness
Ranking in Static Application Security Testing (SAST)
31st
Average Rating
7.6
Reviews Sentiment
7.7
Number of Reviews
3
Ranking in other categories
Build Automation (10th), Cloud Cost Management (15th)
OWASP Zap
Ranking in Static Application Security Testing (SAST)
11th
Average Rating
7.6
Reviews Sentiment
7.3
Number of Reviews
40
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of April 2025, in the Static Application Security Testing (SAST) category, the mindshare of Harness is 0.2%, up from 0.1% compared to the previous year. The mindshare of OWASP Zap is 5.1%, down from 5.8% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Static Application Security Testing (SAST)
 

Featured Reviews

Linwei Yuan - PeerSpot reviewer
Streamline microservices deployment with integrated execution pipelines and comprehensive monitoring
Harness integrates all functions like execution pipelines, environment checks, and log monitoring in one place. It is very convenient since we have many microservices, so having one platform for all of them is beneficial. The dashboard allows me to monitor all core services' deployment status in one place, making it easier to find bugs and check logs.
Amit Beniwal - PeerSpot reviewer
Simplifies vulnerability discovery and has high quality support
There are areas for improvement with OWASP Zap, particularly in the alignment of vulnerabilities concerning CVSS scores. Sometimes, a vulnerability initially categorized as high severity may be reduced to medium or low over time after security patches are applied. This alignment with the present severity score and CVSS score could be improved.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"Harness integrates all functions like execution pipelines, environment checks, and log monitoring in one place, making it convenient."
"Harness integrates all functions like execution pipelines, environment checks, and log monitoring in one place."
"Harness starts integrating with organizations, making everything automated without the need for manual interruption."
"It's a highly customizable DevOps tool."
"The interface is easy to use."
"OWASP is quite matured in identifying the vulnerabilities."
"The most valuable feature is scanning the URL to drill down all the different sites."
"The OWASP's tool is free of cost, which gives it a great advantage, especially for smaller companies to make use of the tool."
"The scalability of this product is very good."
"It has evolved over the years and recently in the last year they have added, HUD (Heads Up Display)."
"It's great that we can use it with Portswigger Burp."
"The solution is scalable."
 

Cons

"There's also room for improvement in debugging pipeline issues, which can sometimes become complex."
"When integrating Harness with more than twenty applications in one place, it becomes less stable, causing improvements to be necessary."
"Even with automation, there's a requirement for manual change requests for approvals."
"I prefer the previous less compact UI version of Harness, which showed more details on the screen."
"The technical support team must be proactive."
"The solution is somewhat unreliable because after we get the finding, we have to manually verify each of its findings to see whether it's a false positive or a true finding, and it takes time."
"For scalability, I would rate OWASP Zap between four to five out of ten."
"Online documentation can be improved to utilize all features of ZAP and API methods to make use in automation."
"The port scanner is a little too slow.​"
"It would be ideal if I could try some pre-built deployment scenarios so that I don't have to worry about whether the configuration sector team is doing it right or wrong. That would be very helpful."
"The work that it does in the limited scope is good, but the scope is very limited in terms of the scanning features. The number of things it tests or finds is limited. They need to make it a more of a mainstream tool that people can use, and they can even think about having it on a proprietary basis. They need to increase the coverage of the scan and the results that it finds. That has always been Zap's limitation. Zap is a very good tool for a beginner, but once you start moving up the ladder where you want further details and you want your scan to show more in-depth results, Zap falls short because its coverage falls short. It does not have the capacity to do more."
"There's very little documentation that comes with OWASP Zap."
 

Pricing and Cost Advice

Information not available
"This is an open-source solution and can be used free of charge."
"It is highly recommended as it is an open source tool."
"This app is completely free and open source. So there is no question about any pricing."
"This solution is open source and free."
"OWASP ZAP is a free tool provided by OWASP’s engineers and experts. There is an option to donate."
"The tool is open-source."
"It's free and open, currently under the Apache 2 license. If ZAP does what you need it to do, selling a free solution is a very easy."
"The solution’s pricing is high."
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Top Industries

By visitors reading reviews
Financial Services Firm
33%
Computer Software Company
13%
Government
6%
Manufacturing Company
5%
Computer Software Company
18%
Financial Services Firm
11%
Manufacturing Company
8%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What do you like most about Harness?
It's a highly customizable DevOps tool.
What needs improvement with Harness?
Previously, when deploying a version that had been deployed successfully before, it sometimes failed upon trying again, which seems to be an intermittent issue about stability. I prefer the previou...
What is your primary use case for Harness?
I used Harness for CICD, and it served as the release platform that our team used for Java applications. We do Java microservices, and we used it to deploy them.
Is OWASP Zap better than PortSwigger Burp Suite Pro?
OWASP Zap and PortSwigger Burp Suite Pro have many similar features. OWASP Zap has web application scanning available with basic security vulnerabilities while Burp Suite Pro has it available with ...
What do you like most about OWASP Zap?
The best feature is the Zap HUD (Heads Up Display) because the customers can use the website normally. If we scan websites with automatic scanning, and the website has a web application firewall, i...
What is your experience regarding pricing and costs for OWASP Zap?
OWASP might be cost-effective, however, people prefer to use the free edition available as open source.
 

Comparisons

 

Also Known As

Armory
No data available
 

Overview

 

Sample Customers

Linedata, Openbank, Home Depot, Advanced
1. Google 2. Microsoft 3. IBM 4. Amazon 5. Facebook 6. Twitter 7. LinkedIn 8. Netflix 9. Adobe 10. PayPal 11. Salesforce 12. Cisco 13. Oracle 14. Intel 15. HP 16. Dell 17. VMware 18. Symantec 19. McAfee 20. Citrix 21. Red Hat 22. Juniper Networks 23. SAP 24. Accenture 25. Deloitte 26. Ernst & Young 27. PwC 28. KPMG 29. Capgemini 30. Infosys 31. Wipro 32. TCS
Find out what your peers are saying about Harness vs. OWASP Zap and other solutions. Updated: April 2025.
847,625 professionals have used our research since 2012.