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CoreOS Clair vs Qualys VMDR comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Jul 13, 2025

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

CoreOS Clair
Ranking in Container Security
29th
Average Rating
8.6
Reviews Sentiment
7.6
Number of Reviews
2
Ranking in other categories
No ranking in other categories
Qualys VMDR
Ranking in Container Security
9th
Average Rating
8.4
Reviews Sentiment
7.0
Number of Reviews
95
Ranking in other categories
IT Asset Management (6th), Vulnerability Management (2nd), Configuration Management Databases (2nd), Risk-Based Vulnerability Management (1st)
 

Mindshare comparison

As of September 2025, in the Container Security category, the mindshare of CoreOS Clair is 0.6%, up from 0.3% compared to the previous year. The mindshare of Qualys VMDR is 2.4%, down from 2.7% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Container Security Market Share Distribution
ProductMarket Share (%)
Qualys VMDR2.4%
CoreOS Clair0.6%
Other97.0%
Container Security
 

Featured Reviews

Felipe Giffu - PeerSpot reviewer
An operational system, similar to Linux where you can run your applications inside containers
With CoreOS, you can run your applications inside containers. For example, if you have an application that needs to run on Linux, you can create and install a container. However, it's important to note that you don't install CoreOS inside a container; CoreOS is the host operating system that manages containers. When you mentioned using Nacula as part of your CI/CD pipeline, it means your application is deployed and managed automatically through the CI/CD process. Containers are used to deploy your application within this pipeline, but CoreOS does not run inside these containers. Instead, CoreOS is the base operating system that supports and manages these containers.
Ankesh Raj - PeerSpot reviewer
Real-time responses and reporting streamline vulnerability management
Qualys VMDR provides a real-time response and reporting feature, which is excellent. It allows us to see real-time graphs and reports for every asset, server, and more, which is very user-friendly. Our clients have given good feedback, and they are satisfied with the tool. We use it daily to fix vulnerabilities by connecting with infrastructure to remediate. The feedback from the client side is very good.

Quotes from Members

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

Pros

"CoreOS Clair's best feature is detection accuracy."
"With CoreOS, you can run your applications inside containers. For example, if you have an application that needs to run on Linux, you can create and install a container. However, it's important to note that you don't install CoreOS inside a container; CoreOS is the host operating system that manages containers."
"It is a stable solution."
"It is quite easy to implement."
"It's a good product. After the scan our internet works well. It scans our security posture."
"The vulnerability management feature is what I used the most. It is a good SaaS product. It is easy to use. It has a nice UI where you can see all the assets and vulnerabilities."
"Monitors workstations and servers for vulnerabilities and creates reports."
"Continuous monitoring is a crucial feature that we use more frequently."
"The solution shows us classic categories, including high, medium, and low risks. It also shows critical items, and that gives us the advantage of prioritizing things."
"Qualys VM had a recent upgrade and the newer version is supporting the cloud."
 

Cons

"It can be improved in its support response. They usually take up to seven days to resolve the issue."
"An area for improvement is that CoreOS Clair doesn't provide information about the location of vulnerabilities it detects."
"I would like to see this solution more developed and competitive in the Cloud space."
"The disadvantage of working with Qualys is that the graphical interface is quite outdated."
"The tool needs to improve the adding assets and report generation features. I would like to see the policy scan of offline appliances in the product's future releases."
"When you want to cover yourself for scalability, you will be charged for the number you place on the scan itself."
"Integration could be better. When you think about scanning, it's not used just with this product alone but with other Qualys products. If you think about the bundle, the product itself is good. But integration with other products and packages has space for improvement. They should also offer a better price for bundles."
"They have integrated with other third parties, but it is still not viable."
"Make some minimal dashboard improvements."
"The response time of technical support takes a while."
 

Pricing and Cost Advice

"CoreOS Clair is open-source and free of charge."
"The solution is reasonably priced for the value it provides."
"There is a license for the use of this solution. We pay annually instead of monthly to receive a better discount on the price."
"The tool's pricing is expensive and I would rate the pricing a seven out of ten."
"There are no additional fees in addition to the standard licensing fees."
"The solution is expensive."
"The product is more expensive than that of any other vendor."
"Qualys VM is reasonably priced."
"In Nigerian Naira, we spend about roughly four to five million to use this solution and this is expensive compared to solutions like Nessus."
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Top Industries

By visitors reading reviews
Manufacturing Company
15%
Financial Services Firm
13%
Computer Software Company
11%
Performing Arts
9%
Financial Services Firm
16%
Computer Software Company
12%
Manufacturing Company
8%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business20
Midsize Enterprise12
Large Enterprise69
 

Questions from the Community

What is your experience regarding pricing and costs for CoreOS Clair?
If you work with CoreOS or OpenShift, you don't need to pay for CoreOS separately. When you pay for OpenShift, you get CoreOS included, so you don't need to pay for the operating system separately....
What needs improvement with CoreOS Clair?
It can be improved in its support response. They usually take up to seven days to resolve the issue.
What is your primary use case for CoreOS Clair?
We use the tool to manage and secure the event file system. CoreOS Clair is an operational system that is very similar to Linux and offers benefits to other Linux operating systems. One major advan...
What do you like most about Qualys VMDR?
I like that we have many scanners and channels that don't overload. It helps us scan and track easily. Also, the tagging system is good for tagging. We can still use QualysAgent task ID tools even ...
What is your experience regarding pricing and costs for Qualys VMDR?
Qualys offers better pricing and is feature-packed compared to other tools.
What needs improvement with Qualys VMDR?
There were some issues later with Qualys VMDR regarding security, specifically with numerous false positive reports.
 

Also Known As

No data available
Qualys VM, QualysGuard VM, Qualys Asset Inventory, Qualys Container Security
 

Overview

 

Sample Customers

eBay, Veritas, Verizon, SalesForce
Agrokor Group, American Specialty Health, American State Bank, Arval, Life:), Axway, Bank of the West, Blueport Commerce, BSkyB, Brinks, CaixaBank, Cartagena, Catholic Health System, CEC Bank, Cegedim, CIGNA, Clickability, Colby-Sawyer College, Commercial Bank of Dubai, University of Utah, eBay Inc., ING Singapore, National Theatre, OTP Bank, Sodexo, WebEx
Find out what your peers are saying about CoreOS Clair vs. Qualys VMDR and other solutions. Updated: July 2025.
867,370 professionals have used our research since 2012.