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Pixi vs pyenv: catalog facts
Pixi	pyenv
Free The open-source application is available without a license fee.	Free Free and open source under the MIT licence.
Windows, macOS, Linux	macOS, Linux, Command line
Cross-platform environments with lock files	Per-directory Python version selection that survives shell restarts Never disturbs the system Python the operating system depends on
Available packages depend on configured package channels.	Compiles from source, so it needs build dependencies and takes time Shim-based path interception occasionally confuses other tooling
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: MIT
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.