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Racket vs Clojure: catalog facts
Racket	Clojure
Free Free and open source, supported by donations.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Macros that let you build your own languages Cross-platform GUI framework included	Interactive REPL-driven development Immutable persistent data structures
Smaller ecosystem than mainstream languages Lisp-style syntax takes adjustment for newcomers	Requires a Java runtime Lisp syntax has a learning curve
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0 OR MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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