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Cribl vs Security Onion comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Mar 29, 2026

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

Cribl
Ranking in Log Management
4th
Average Rating
8.6
Reviews Sentiment
6.8
Number of Reviews
65
Ranking in other categories
Application Performance Monitoring (APM) and Observability (6th), Security Information and Event Management (SIEM) (5th), Observability Pipeline Software (1st)
Security Onion
Ranking in Log Management
22nd
Average Rating
7.8
Reviews Sentiment
7.2
Number of Reviews
4
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of September 2026, in the Log Management category, the mindshare of Cribl is 2.4%, up from 2.4% compared to the previous year. The mindshare of Security Onion is 1.7%, down from 4.6% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Log Management Mindshare Distribution
ProductMindshare (%)
Cribl2.4%
Security Onion1.7%
Other95.9%
Log Management
 

Featured Reviews

JigarHirani - PeerSpot reviewer
Splunk Engineer at a recruiting/HR firm with 11-50 employees
Log pipelines have reduced daily data volume and now simplify traffic analysis
Overall, the pipelines and all the features are good with Cribl. The UI is good. Just sometimes, when I actually started using Cribl, I faced the issue where I was not able to connect the nodes. The pipeline is structured in a certain way, then the data will be routed to there, and something of that nature. I was very much confused about their whole products, such as Data Lake and pipelines. It's possible that at that time I didn't take any university courses, which is why I did not know much. But if they can give an intro on how we can connect nodes, or they can provide simple use cases showing what you can do with Cribl, it would help. If you just need to add the source and the destination and pre-build some proper workflow, then it will be easy for new customers to navigate through Cribl.
Hiten Nandasana - PeerSpot reviewer
Angular developer at Flourish software
Centralized monitoring has strengthened threat detection and supports faster incident investigations
Security Onion is a completely open-source and free platform, making it a cost-effective solution that works smoothly and effectively for our organization. Security Onion integrates well with our existing tools, primarily using Linux systems in our organization, allowing us to monitor logs and manage threat detection and operations in the public cloud effectively. Security Onion is very helpful in meeting compliance requirements and supports regular standards for our environment. I advise organizations that use Linux or have network security knowledge to consider Security Onion, as it satisfies requirements such as threat detection and log management systems. I would rate this review eight out of ten.

Quotes from Members

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

Pros

"What I appreciate the most about Cribl is the free training, the free access to all the training, and how easy it is to learn it."
"My favorite option in Cribl is the Stream product."
"The Stream product benefits us as it gives us the ability to reduce and streamline the logs that we have getting into our SIEM."
"The solution saves a significant amount of time and resources, and I would estimate the return on investment to be double or triple the investment we made."
"Cribl features integration support since it works with 50 plus sources and destinations, data routing and flexibility allowing me to easily route telemetry to multiple destinations such as SIEM, data lake, and cheap object storage, and data processing and reduction because it filters out unwanted fields, removes redundant data, and restructures logs before reaching systems, which is helpful in saving cost and improving performance."
"The deployment was smooth across all seven projects I have, everything was in place with documents and step-by-step guidance readily available, and Cribl support is very good because whenever we got stuck, we just needed to open a ticket and the support team was very responsive and helped us get the deployment done quickly."
"We save about 75% percent of our costs by processing network and firewall logs through Cribl."
"What I like most about Cribl is the overall pipeline structure and easiness."
"We use Security Onion for internal vulnerability assessment."
"Security Onion is a completely open-source and free platform, making it a cost-effective solution that works smoothly and effectively for our organization."
"Security Onion is the most mature solution in the market."
"The most valuable feature of Security Onion for security monitoring is its ability to find infected ports."
 

Cons

"The pricing has been increasing year-over-year, and I understand that the cost of business continues to grow."
"On the other hand, I would like to see improvements in pack management, which is currently a mess with no way to manage packs differently across worker groups."
"The user interface is acceptable, but I think a person who is just starting to use it will need to go through documentation because there is a steep learning curve to become familiar with Cribl Stream."
"It's very difficult to aggregate low-volume logs because the worker processes don't share state."
"I think the pricing for Cribl is acceptable, but it may not be feasible for a lot of companies in the Netherlands since you need a huge starting license."
"When I started using Cribl interface for managing log processing tasks, it was difficult for me to navigate because it took me a month or two to gain fluency with the software since I did not have hands-on experience initially, and I found that the documentation is not thorough enough to help users navigate how to use Cribl."
"The speed was fast. The quality, however, there wasn't a solution just because I think it was a bug and it was never fixed as far as I know."
"Some of the integrations such as SNMP need improvement, and I feel Cribl should improve on SNMP integration and also on the database monitoring space."
"The initial setup of the solution is a little bit difficult."
"The product is not easy to learn."
"Security Onion's user interface could be improved."
"Security Onion can be made easier to set up initially, as it is somewhat difficult at the start, but once configured, it becomes a great tool to use."
 

Pricing and Cost Advice

"The product pricing is reasonable compared to other solutions."
"I would not say it is a cheaply priced tool as it has been doing wonders in the market. The tool has been budget-friendly for organizations."
"Security Onion is an open-source solution."
"Security Onion is a free solution."
"It is an open-source solution."
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Top Industries

By visitors reading reviews
Financial Services Firm
19%
Manufacturing Company
11%
Healthcare Company
6%
Government
5%
Comms Service Provider
12%
University
12%
Government
10%
Construction Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business50
Midsize Enterprise8
Large Enterprise35
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Cribl?
I find the pricing of Cribl to be cost-efficient because it has helped us save costs for data storage by removing unwanted logs.
What needs improvement with Cribl?
Currently, Cribl is perfectly fine for us, and we have not observed any such issues. However, if we find anything later on, we will document it and share it with you. Cribl could respond more quick...
What is your primary use case for Cribl?
We are using Cribl for log trimming with a vast majority of log sources that have different log patterns or log types. Some logs come in syslog format, some are in JSON, and some are in other HTML ...
What is your experience regarding pricing and costs for Security Onion?
Security Onion does not require any cost, as it is open-source and free.
What needs improvement with Security Onion?
Security Onion can be made easier to set up initially, as it is somewhat difficult at the start, but once configured, it becomes a great tool to use. I assigned a rating of eight out of ten because...
What advice do you have for others considering Security Onion?
Security Onion is a completely open-source and free platform, making it a cost-effective solution that works smoothly and effectively for our organization. Security Onion integrates well with our e...
 

Comparisons

 

Overview

Find out what your peers are saying about Cribl vs. Security Onion and other solutions. Updated: September 2026.
913,806 professionals have used our research since 2012.