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Gauche vs CHICKEN Scheme: catalog facts
Gauche	CHICKEN Scheme
Free Free and open source.	Free Free and open source under the BSD licence.
macOS, Linux, Command line	Windows, macOS, Linux, Command line
Quick startup suited to scripting Large standard library with networking, regex and threads	Compiles Scheme to portable C and native executables Supports R5RS and R7RS plus many extensions
Scheme has a smaller ecosystem than mainstream scripting languages Major releases are infrequent	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

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