Compare software

pyenv vs Pixi: catalog facts
pyenv	Pixi
Free Free and open source under the MIT licence.	Free The open-source application is available without a license fee.
macOS, Linux, Command line	Windows, macOS, Linux
Per-directory Python version selection that survives shell restarts Never disturbs the system Python the operating system depends on	Cross-platform environments with lock files
Compiles from source, so it needs build dependencies and takes time Shim-based path interception occasionally confuses other tooling	Available packages depend on configured package channels.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: BSD-3-Clause
Not stated if an account is needed	Not stated if an account is 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 22, 2026

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