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OpenJ9

Eclipse OpenJ9 (originally published as IBM J9) is a high performance, scalable, Java virtual machine (JVM) implementation that is fully compliant with the Java Virtual Machine Specification.

History, Features & Adoption

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Developer
Eclipse Foundation
License
Apache License 2.0 Eclipse Public License 2.0 GNU General Public License, version 2 with the GNU Classpath Exception GNU General Public License, version 2 with the OpenJDK Assem…
Operating system
Linux, AIX, Windows, macOS, z/OS, IBM i
Original author
IBM
Repository
github.com/eclipse-openj9/openj9
Stable release
0.60.0 / 30 July 2026; 25 days ago (30 July 2026)

Topics to explore

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Overview

History

Features

Adoption

Advanced semantic analysis

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Map overview Semantic statistics

OpenJ9

Nodes26
Edges25
Triples100
Avg. degree1.92
Density0.076923
Components1

How this topic connects Entity context

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OpenJ9

Top relations

related to Adoption · 14
OpenJ9 → Actions, Apache OpenWhisk, Eclipse IDE, Eclipse Integrated Development Environment, IBM, IBM Semeru, IDE, JVM, OpenJ9 JVM, OpenJDK, OpenWhisk, Semeru Runtime, The Eclipse Foundation, The Semeru
related to history · 14
OpenJ9 → ENVY/Smalltalk, However, IBM, IBM's, J9, Java, K8, Object Technology International, OTI, Smalltalk, Smalltalk VM, The, The J9 JVM, VM
related to Garbage collector · 13
OpenJ9 → Alternative, An, By, Choosing, Doing, GC, Generational Concurrent, IdleTuningGcOnIdle, Java, This, To, Xgcpolicy, XX
related to Features · 11
OpenJ9 → At, Compared, Eclipse OMR, Eclipse OpenJ9, Java, Java JVM, JVM, OpenJDK, OpenJDK HotSpot VM, The, The Eclipse OpenJ9 JVM
related to External links · 10
OpenJ9 → Engineering, Foundation OpenJ9, GitHubomr, GitHubOpenJ9, Hacking, J9, Java, Official, University, Washington Computer Science
related to AOT compiler · 9
OpenJ9 → Ahead, AOT, AOT-compiled, For, JVM, Methods, Time, Xshareclasses, Xtune
related to JIT compiler · 9
OpenJ9 → Although, CPU, Instead, Java, JIT, Not, The, The JIT, The Just-In-Time
related to Diagnostic component · 5
OpenJ9 → Different, DTFJ, Java, The, Types
related to JIT server · 3
OpenJ9 → In January, JIT, JVM
Developer · 1
OpenJ9 → Eclipse Foundation

Important terminology Word statistics

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Important terminology

java ibm applications jvm application eclipse performance also openjdk class data code memory project sharing component smalltalk runtime j9 used

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
OpenJ9DeveloperEclipse Foundation1.00infobox
OpenJ9LicenseApache License 2.0 Eclipse Public License 2.0 GNU General Public License, version 2 with the GNU Classpath Exception GNU General Public License, version 2 with the OpenJDK Assem…1.00infobox
OpenJ9Operating systemLinux, AIX, Windows, macOS, z/OS, IBM i1.00infobox
OpenJ9Original authorIBM1.00infobox
OpenJ9Repositorygithub.com/eclipse-openj9/openj91.00infobox
OpenJ9Stable release0.60.0 / 30 July 2026; 25 days ago (30 July 2026)1.00infobox
OpenJ9TypeJava virtual machine1.00infobox
OpenJ9Websiteeclipse.dev/openj9/1.00infobox
OpenJ9Written inC, C++, Java, assembly1.00infobox
escape analysisinstance ofThe higher optimization levels use special techniques0.80text
partial redundancy eliminationinstance ofThe higher optimization levels use special techniques0.80text
or loop through certain optimization sequences more timesinstance ofThe higher optimization levels use special techniques0.80text

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    Min side: 3
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