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JBang vs Apache Groovy: catalog facts
JBang	Apache Groovy
Best for: Java developers and teachers who want to run small Java programs like scripts	Best for: Java developers writing scripts, tests and DSLs on the JVM
Free Free and open source.	Free Free and open source under the Apache 2.0 licence.
Windows, macOS, Linux, Command line	Command line
Runs Java source files directly without a build project Dependencies declared inside the script file All 3 strengths for JBang Runs Java source files directly without a build project Dependencies declared inside the script file Useful for teaching and quick experiments	Works directly with existing Java libraries Optional static compilation and type inference All 3 strengths for Apache Groovy Works directly with existing Java libraries Optional static compilation and type inference Well suited to scripts and domain-specific languages
Not a replacement for a full build tool on large projects Java-specific	Requires a Java runtime Dynamic features can make errors appear only at runtime
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: Apache-2.0
No account needed	No account needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for JBang github.com/jbangdev/jbang Catalog checked October 1, 2026	Official website Full listing and sources Sources for Apache Groovy groovy-lang.org Catalog checked October 1, 2026

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