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ScalaApache Groovy
Free

Free and open source.

 Free

Free and open source under the Apache 2.0 licence.

Windows, macOS, Linux, Command line Command line
  • Combines functional and object-oriented styles
  • Runs on the JVM with access to Java libraries
  • Works directly with existing Java libraries
  • Optional static compilation and type inference
  • Migrating from Scala 2 to Scala 3 can take work
  • Steeper learning curve than many JVM languages
  • Requires a Java runtime
  • Dynamic features can make errors appear only at runtime
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 License: Apache-2.0
No account needed No account needed
Works offline Works offline

Checked September 24, 2026

Checked October 1, 2026

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