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rbenv vs chruby: catalog facts
rbenv	chruby
Free Free and open source.	Free Free and open source under the MIT license.
macOS, Linux, Command line	macOS, Linux, Command line
Per-project Ruby versions selected automatically Small and simple compared with heavier version managers	Switches among installed Ruby versions in a shell Sets RubyGems paths and related environment variables
Unix-like systems only, no native Windows support Installing new Ruby versions needs a separate plugin such as ruby-build	Supports Bash and Zsh only Does not install Ruby versions
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 8, 2026

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