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asdf vs Devbox: catalog facts
asdf	Devbox
Free Free and open source under the MIT licence.	Free The Devbox tool is free and open source; Jetify sells separate cloud services.
macOS, Linux, Command line	macOS, Linux, Command line
One tool and one .tool-versions file replaces nvm, rbenv, pyenv and friends Plugin ecosystem covers hundreds of runtimes and CLI tools	Access to Nix packages without learning the Nix language No Docker or virtual machines required
Shim indirection adds startup latency and occasionally confuses tooling Plugin quality varies since each is community-maintained	Depends on Nix under the hood Company website also promotes paid cloud products
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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