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Chibi-Scheme vs CHICKEN Scheme: catalog facts
Chibi-Scheme	CHICKEN Scheme
Free Free and open source under the BSD 3-clause licence.	Free Free and open source under the BSD licence.
Command line	Windows, macOS, Linux, Command line
Small footprint suited to embedding in C programs Usable as a standalone Scheme interpreter	Compiles Scheme to portable C and native executables Supports R5RS and R7RS plus many extensions
Smaller ecosystem than larger Scheme or Lisp implementations Documentation is mostly in the repository	Compiled builds need a working C toolchain Scheme is a niche language with a smaller ecosystem than mainstream languages
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: BSD-3-Clause
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

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