Eclipse OpenJ9 vs. Microsoft Build of OpenJDK

Overview
ProductRatingMost Used ByProduct SummaryStarting Price
Eclipse OpenJ9
Score 7.6 out of 10
N/A
OpenJ9 from the Eclipse Foundation (contributed by IBM) is a JVM optimized to run Java applications cost-effectively in the cloud.
$0
Microsoft Build of OpenJDK
Score 7.8 out of 10
N/A
The Microsoft Build of OpenJDK is a no-cost distribution of OpenJDK that's open source and available for free for anyone to deploy anywhere. It includes Long-Term Support (LTS) binaries for Java 11 and Java 17 on x64 server and desktop environments on macOS, Linux, and Windows, AArch64/ARM64 on Linux and Windows, binaries for macOS on Apple Silicon (AArch64/M1), and musl libc compiled binaries for Alpine Linux on x64.
$0
Pricing
Eclipse OpenJ9Microsoft Build of OpenJDK
Editions & Modules
No answers on this topic
No answers on this topic
Offerings
Pricing Offerings
Eclipse OpenJ9Microsoft Build of OpenJDK
Free Trial
NoNo
Free/Freemium Version
YesYes
Premium Consulting/Integration Services
NoNo
Entry-level Setup FeeNo setup feeNo setup fee
Additional Details——
More Pricing Information
Best Alternatives
Eclipse OpenJ9Microsoft Build of OpenJDK
Small Businesses
GraalVM
GraalVM
Score 9.1 out of 10
GraalVM
GraalVM
Score 9.1 out of 10
Medium-sized Companies
Oracle Java SE
Oracle Java SE
Score 8.4 out of 10
Oracle Java SE
Oracle Java SE
Score 8.4 out of 10
Enterprises
Oracle Java SE
Oracle Java SE
Score 8.4 out of 10
Oracle Java SE
Oracle Java SE
Score 8.4 out of 10
All AlternativesView all alternativesView all alternatives
User Ratings
Eclipse OpenJ9Microsoft Build of OpenJDK
Likelihood to Recommend
10.0
(1 ratings)
7.5
(2 ratings)
User Testimonials
Eclipse OpenJ9Microsoft Build of OpenJDK
Likelihood to Recommend
Open Source
The CLOUD development integrating web applications with web databases definitely needs a fast and memory-efficient platform like Eclipse OpenJ9. The garbage collector and SHARED CLASSES between processes make possible a fast response to the web client and API requests. Eclipse OpenJ9 needs better documentation to explain to the programmers the advantages over other JAVA implementations like HotSpot.
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Microsoft
I think of a few areas when looking at Microsoft Build of OpenJDK. The first is what is your cost to run for your intended product or project, if you are strapped and fall within the supported areas of Microsoft Build of OpenJDK then it's a no brainer, Microsoft Build of OpenJDK is for you! Lastly, I think of support in the respect to running into a wall and needing a fix. It can take a while for open source tools to produce fixes that the community warrants, so again if you aren't strapped for time and haven't run into a wall and could afford to wait for fixes or relevant patches then again Microsoft Build of OpenJDK is for you. Not everyone has this luxury, but these are a few areas to think about.
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Pros
Open Source
  • Faster startup
  • Memory administration
  • Shared CLASSES between processes
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Microsoft
  • Support for the Java libraries that are common use today
  • Support for various architecture environments - Mac, Windows, Linux, etc...
  • Provides a low cost or rather no cost alternative
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Cons
Open Source
  • Marketing to promote the advantages it provides for the CLOUD.
  • Documentation to used its garbage collector effectively.
  • Documentation to implement the SHARED CLASESS between processes and understand the advantages.
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Microsoft
  • Since it's open source, enterprise support is less than as if you are running paid like an Oracle JDK.
  • Performance is improving and is I would say on par with paid solutions, this could improve to help with growth.
  • Stability will happen over time with more contributions and fixes
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Alternatives Considered
Open Source
IBM released the Eclipse OpenJ9 under the Eclipse Foundation and open source thinking about the need for CLOUD development efficiency. Eclipse OpenJ9 could be more suitable if want to develop an API with cloud databases like MariaDB using AWS. The memory management of Eclipse OpenJ9 makes the web performance of API faster. The capacity to run shared CLASSES in a memory partition between processes gives Eclipse OpenJ9 a design advantage over other JAVA SDK platforms.
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Microsoft
Microsoft Build of OpenJDK stacks up against Oracle JDK (paid) very well. From both a performance, implementation, library support, and collaboration aspect.
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Return on Investment
Open Source
  • Open Source Alternative to Oracle JDK supported by IBM.
  • Excellent performance for CLOUD development for APIs.
  • Multiplatform (LInux, Windows) Java SDK that runs in a container like Docker.
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Microsoft
  • No cost alternative to paid JDK platforms
  • Performance is that of paid JDK platforms in my opinion
  • Community contribution is a bonus for contributed code and open collaboration
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