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