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JBoss ESB vs Mule ESB 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

JBoss ESB
Ranking in Enterprise Service Bus (ESB)
8th
Average Rating
8.6
Reviews Sentiment
5.2
Number of Reviews
2
Ranking in other categories
No ranking in other categories
Mule ESB
Ranking in Enterprise Service Bus (ESB)
2nd
Average Rating
8.2
Reviews Sentiment
5.7
Number of Reviews
54
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of February 2026, in the Enterprise Service Bus (ESB) category, the mindshare of JBoss ESB is 3.7%, up from 2.4% compared to the previous year. The mindshare of Mule ESB is 16.5%, down from 21.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Enterprise Service Bus (ESB) Market Share Distribution
ProductMarket Share (%)
Mule ESB16.5%
JBoss ESB3.7%
Other79.8%
Enterprise Service Bus (ESB)
 

Featured Reviews

AU
Senior Software Engineer at Deloitte
Efficient orchestration and security features improve business processes effortlessly
JBoss ESB should focus on startup and performance as EAP is heavier than lightweight Java frameworks, which impacts microservices and cloud environments. Improvements should include faster start times and reduced memory footprints. Better cold-start performance in containers should be emphasized. Cloud-native features must be enhanced since many enterprises are shifting to Kubernetes and OpenShift, making EAP more cloud-friendly. This could include providing smaller container images, native auto-scaling support, and improved integration with cloud configuration services. Enhancing the developer experience is crucial; while the current configuration is powerful, it can be complex for newcomers. As an experienced user, I navigate it easily, but newcomers struggle due to heavy reliance on XML configuration. Transitioning to a JSON-based configuration or YAML format would be beneficial, and simplifications in clustering setup for local testing would greatly assist users.
Srinivas-Kanduri - PeerSpot reviewer
Enterprise integrator at a tech vendor with 10,001+ employees
Integration architecture has enabled reliable multi-channel messaging and secure API management but now needs better analytics and simpler development
In my opinion, the real-time analytics part of Mule ESB is not up to the mark for the decision-making process. While there are some analytics features, they lack the standards needed for enterprise use. Compared to other analytics tools such as Power BI, MuleSoft falls short.Points for improvement in Mule ESB definitely include enhancing the analytics capabilities because currently, they rely on external logging tools such as Splunk or ELK, which is lagging behind compared to other tools such as Workato that offer more analytical features. Additionally, issues arise with AI-based use cases due to dependencies on Salesforce tools such as agent force, making development more complicated when it should be more independent. Developing AI-based agents without being tied to Salesforce applications could also enhance functionality.

Quotes from Members

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

Pros

"The solution is very easy to use. I can download the trial version and just give it a go."
"Once it is started, we don't see any problems on a day to day basis."
"The transformation and the data format are the features that I like the most."
"The architecture based on events has several connectors which allow integration from external and internal applications of the company."
"It is easily deployable and manageable. It has microservices-based architecture, which means that you can deploy the solution based on your needs, and you can manage the solution very easily."
"The connectors help to connect with a variety of applications."
"I like that it's user-friendly. Compared to other ESBs, I find it easier to use. I like it better than other ESBs. I like the connectors, which make calling the APIs through the routers easier."
"Mule ESB helps a lot with our microservice architecture that we're trying to build, and it is still our go-to technology when it comes to that, so it's very promising for us."
"The most valuable feature of Mule ESB is data transformation, i.e. our interacting with different systems and orchestrating for our business needs."
 

Cons

"The EPA, from what I understand, lacks a lot of features and it doesn't really know how to interface with legacy systems or how to develop APIs for legacy systems."
"JBoss ESB should focus on startup and performance as EAP is heavier than lightweight Java frameworks, which impacts microservices and cloud environments."
"It should have some amount of logging."
"It needs more samples. Also, the dependency on Maven should be removed."
"MuleSoft is not so strong in method-based integration, so they're not so functional in that regard."
"Licensing cost could be improved in this regard. Overall, the product is a bit on the expensive side."
"We would like the ability to use our own code. This would allow us to develop customizations with ease. Additionally, it would be nice to have more analytics or insights on the exchanged information between databases."
"The initial setup is not easy."
"In the next release, I would like to see improvement in the generator for the DataWeave language so that it's a little more graphic."
"The current version will not be supported for much longer."
 

Pricing and Cost Advice

Information not available
"The solution is expensive."
"Mule ESB is an expensive solution."
"Plan your licensing model (cloud or on-premises or hybrid) that will allow seamless integration with new partners."
"Regarding licensing and pricing, I find it somewhat flexible. They are more flexible with larger customers compared to small and medium ones, as their licensing model depends on ports and other factors. Large customers benefit from more flexibility in implementation and renewal compared to smaller ones."
"The price of the Mule ESB commercial version is expensive. However, they have a free community version."
"The various features and components for this solution are no longer free."
"The pricing must be improved."
"This is expensive. In my next project, we had to go to other vendor."
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Top Industries

By visitors reading reviews
No data available
Financial Services Firm
14%
Computer Software Company
13%
Manufacturing Company
11%
Comms Service Provider
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business23
Midsize Enterprise6
Large Enterprise38
 

Questions from the Community

What needs improvement with JBoss ESB?
JBoss ESB should focus on startup and performance as EAP is heavier than lightweight Java frameworks, which impacts microservices and cloud environments. Improvements should include faster start ti...
What advice do you have for others considering JBoss ESB?
I am currently using JBoss ESB as an end user. I chose JBoss ESB because it is excellent for open source Java, Java EE, and Jakarta applications. Initially developed by JBoss, it was later acquired...
What is your primary use case for JBoss ESB?
I used JBoss ESB for banking API and banking software. We created our own modules since banking APIs and banking applications require extensive security measures. Since banks handle sensitive finan...
Migration from IBM Integration Bus to Mulesoft ESB for a large enterprise tech services company
I was previously part of the Oracle SOA/OSB development team. In my current capacity I architected solutions using MuleSoft Anypoint Platform on cloud / on-premises and hybrid modes and on PCE/RTF ...
IBM Integration Bus vs Mule ESB - which to choose?
Our team ran a comparison of IBM’s Integration Bus vs. Mule ESB in order to determine what sort of ESB software was the best fit for our organization. Ultimately we decided to choose IBM Integratio...
What do you like most about Mule ESB?
The solution's drag-and-drop interface and data viewer helped us quite a lot.
 

Comparisons

 

Overview

 

Sample Customers

Rancore, Sprint, ResMed, Brazil's Ministry of Health, ING Services Polska
Ube, PacificComp, University of Witwatersrand, Justice Systems, Camelot
Find out what your peers are saying about JBoss ESB vs. Mule ESB and other solutions. Updated: February 2026.
882,160 professionals have used our research since 2012.