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Scala vs Clojure: catalog facts
Scala	Clojure
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Combines functional and object-oriented styles Runs on the JVM with access to Java libraries	Interactive REPL-driven development Immutable persistent data structures
Migrating from Scala 2 to Scala 3 can take work Steeper learning curve than many JVM languages	Requires a Java runtime Lisp syntax has a learning curve
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.